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Neck pain after minor neck trauma--is it always neck sprain?

We report a patient who had headache and neck pain after whiplash injury and subsequently developed cerebellar infarction due to vertebral artery dissection. This patient's pain was out of proportion to his apparent injury and it was a clue to the final diagnosis. Gross motor examination for cord injury may not be adequate for patients with minor neck trauma. Detailed cranial nerve and cerebellar examination should be performed for detection of circulatory insufficiency. Discharge advice for patients should also include that of stroke or transient ischaemic attack.

Accidents, Traffic↗

The organisation of head and neck oncology services in the UK: The Royal College of Surgeons of England and British Association of Head and Neck Oncologists' preliminary multidisciplinary head and neck oncology audit.

This study was a collaboration between The Royal College of Surgeons of England Clinical Effectiveness Unit and the British Association of Head and Neck Oncologists (BAHNO). We created a multidisciplinary database through an enquiry to all 49 UK radiotherapy centres. A questionnaire audit identified teams and individuals in the UK involved with treatment of head and neck cancer. A questionnaire on their organisation, and intentions for change was sent to the 108 teams (90% response) and 11 sole practitioners (45% response) identified. Overall, 335 surgical consultants were involved in the treatment of 7500 cases per annum, with large variations in size of catchment populations served by teams. Mean length of time spent with each out-patient was 11 min. Of respondents, 58% were already using the BAHNO basic dataset and more indicated intention to use it, but only 32% could actually deliver information on their work-load. More computerisation of data collection is essential, and national audit may bridge the data gap.

Databases, Factual↗

Bladder neck dysfunction: the effect of the alpha-adrenergic blocking agent phentolamine on bladder neck dysfunction and a fluorescent histochemical study of bladder neck smooth muscle.

Urodynamic examinations and fluorescent histochemical studies suggest that patients with bladder neck obstruction can be divided into two main groups (responders and nonresponders) based on the response of their urinary flow rate to phentolamine and that the adrenergic nervous system of the bladder neck has an important effect on the response in responders.

Adrenergic Fibers↗

Planned neck dissection after concomitant radiochemotherapy for advanced head and neck cancer.

OBJECTIVES/HYPOTHESIS: Since 1998, at our academic, multidisciplinary head and neck cancer treatment center, it has been our policy to treat appropriate patients with locoregionally advanced squamous cell carcinoma of the head and neck (SCCHN) with concomitant radiochemotherapy followed within 6 weeks by planned neck dissection(s). Our objective was to investigate the oncologic efficacy of planned neck dissection, to date, in this patient population with a focus on outcomes in the neck. STUDY DESIGN: Retrospective analysis of a cumulative patient database. METHODS: The medical records of all patients who underwent planned neck dissection(s) after concomitant radiochemotherapy for locoregionally advanced SCCHN at Beth Israel Medical Center and The Institute for Head and Neck Cancer in New York City were reviewed. For each patient, preradiochemotherapy primary and neck stage, postradiochemotherapy/preneck dissection clinical and radiographic neck status, type of neck dissection(s) performed, pathologic status of the neck dissection specimen(s), length of follow-up (after planned neck dissection), disease status at last follow-up, and site(s) of recurrence were recorded. Local, regional, and distant disease control rates were calculated by the Kaplan-Meier method. RESULTS: Fifty-one planned neck dissections were performed on 39 radiochemotherapy patients (12 patients had bilateral operations) between early 1998 and October, 2003. Thirty-two (82%) patients had N2 or greater neck disease, with 29 (74%) having T3/T4 disease at various upper aerodigestive tract primary sites. Patients received an average of 6,700 cGy and 6,000 cGy external beam radiation therapy to primary disease sites and involved cervical lymphatics respectively, concomitant with one of three platinum-based chemotherapy schedules. At a mean follow-up time of 24 (range 8-57) months for the entire study population, there has been only one neck recurrence (N2A neck). No patient with N2B (n = 11), N2C (n = 13, with majority of heminecks staged N2B), or N3 (n = 5) disease has recurred in the neck. No recurrences have occurred in the 41 heminecks (in 33 patients) where modified neck dissection (including 24 selective procedures) was performed despite the presence of residual carcinoma in 13 (32%) of these heminecks on pathologic review. Among all heminecks with residual carcinoma present (n = 18) in the neck dissection specimen, there has been only one neck recurrence. There have been no recurrences in the 26 heminecks (in 19 patients) with incomplete clinical response after radiochemotherapy despite the presence of residual carcinoma in 14 (54%) of these necks on pathologic review. The clinical and radiographic absence of residual disease after radiochemotherapy did not always predict a complete pathologic response. Surgical complications have been limited (1 chyle leak, 1 wound breakdown). CONCLUSIONS: The integration of planned neck dissection into the multidisciplinary management of patients with locoregionally advanced SCCHN is highly effective in controlling cervical metastatic disease. Modified and selective neck dissection procedures can be performed in the majority of patients, regardless of the response in the neck subsequent to concomitant radiochemotherapy. We recommend a planned neck dissection(s) in all patients staged (pretreatment) with N2 or greater neck disease and in select N1 cases.

Carcinoma, Squamous Cell↗

Examining the need for neck dissection in the era of chemoradiation therapy for advanced head and neck cancer.

OBJECTIVES: To (1) determine clinical factors that predict pathologic complete response (pCR) on neck dissection after sequential chemoradiotherapy (SCRT) for advanced head and neck cancer and (2) compare survival parameters between those who underwent neck dissection and those who did not among those patients with a clinical complete response (cCR) in the neck after SCRT, thus assessing the benefit of neck dissection in patients with a cCR in the neck. DESIGN: Retrospective review with a mean follow-up of 3.5 years. SETTING: Regional cancer center. PATIENTS: The study population comprised 55 patients undergoing SCRT for advanced head and neck cancer with N2 or N3 neck disease. Three patients developed progressive disease and were excluded, and 28 patients underwent neck dissection. INTERVENTIONS: Patients were assessed by physical examination and radiographically after SCRT. MAIN OUTCOME MEASURES: Physical examination and radiographic assessments of residual neck disease were compared with pathologic findings in those patients who underwent neck dissection. Survival comparisons were made between patients with a cCR in the neck who underwent neck dissection and those who did not. RESULTS: Of 28 patients who underwent neck dissection, 8 had persistent pathologically positive nodal disease: 5 (45%) of 11 had N3 and 3 (18%) of 17 had N2 disease. Individual clinical neck assessments after SCRT were fairly predictive of a negative pathologic finding at neck dissection. The negative predictive values were physical examination (75%), computed tomography or magnetic resonance imaging (71%), and positron emission tomography (75%). However, when physical examination, imaging studies, and positron emission tomography all indicated a complete response, this accurately predicted a pCR on neck dissection. There appeared to be no improvement in survival parameters when a neck dissection was performed on patients with a cCR in the neck. CONCLUSIONS: Patients with N3 disease are at high risk for residual neck metastasis after SCRT. Patients with N2 disease can be assessed with physical examination, imaging studies, and positron emission tomography. If these all indicate a cCR, then neck dissection is likely not needed. Neck dissection did not appear to further improve survival parameters for patients with a cCR in the neck.

Adult↗

Management of the neck in a randomized trial comparing concurrent chemotherapy and radiotherapy with radiotherapy alone in resectable stage III and IV squamous cell head and neck cancer.

BACKGROUND: Treating the neck after organ-preservation treatment with radiotherapy or chemoradiotherapy can be problematic. METHODS: To develop management guidelines, we reviewed the results of a 100-patient phase-3 trial that had compared outcome after radiotherapy alone with outcome after chemoradiotherapy for head and neck cancer. Patients were randomly assigned to receive radiotherapy alone or concurrent chemoradiotherapy. After completing therapy, patients were reassessed, and surgery was recommended for persistent disease at the primary site or neck and for all patients with stage N2-3 neck nodes regardless of clinical response. RESULTS: Of the 47 patients with stage NO-1, 43 had a complete response (CR); of the 18 N1 patients, all but 4 had a CR. One of these 4, as well as 5 others among the NO-1 patients, underwent neck dissection (n = 6). No disease was found on pathologic examination, and no patient had neck recurrence. Of the remaining 41 N0-1 patients, 3 had disease progression and received no further therapy. Of the 38 others, 4 had neck recurrence, with 3 recurring at the primary site. Of the 53 with stage N2-3, 23 had less than a complete response (<CR), and 30 had a CR. In 35 N2-3 patients, neck dissection was performed as planned. Of these 35, 18 had a CR in the neck; 4 had positive nodes on pathologic examination. The other 17 had a <CR in the neck; 8 had positive nodes on pathologic examination. One patient in this group of 17 had regional recurrence after a pathologically negative neck dissection. Of the 18 N2-3 patients who did not undergo planned neck dissection, 6 had tumor progression and had no further therapy. The other 12, all with a CR in the neck, were followed, and 3 had neck recurrence; none successfully salvaged. Despite a CR in 30 N2-3 patients, 7 had persistent disease or eventual neck recurrence. Adding neck dissection minimized neck recurrence (p = .05). In N2-3 patients, disease-specific survival was significantly better in patients with a CR in the neck (p = .002). Disease-specific survival was not affected by neck dissection (p = .40) but was significantly affected by viable tumor in the specimen (p = .03). CONCLUSION: Based on these results and the realization that it is difficult to follow patients for recurrent neck cancer, that salvage is often unsuccessful, and that patients dying from uncontrollable neck disease have an extremely poor quality of life, we recommend neck dissection for all N2-3 patients regardless of the neck response and for N1 patients without a CR.

Antimetabolites, Antineoplastic↗

Neck muscle endurance, self-report, and range of motion data from subjects with treated and untreated neck pain.

BACKGROUND: Despite the high prevalence and cost of neck-pain problems, there is currently little data available on the physical characteristics associated with different levels of neck pain. OBJECTIVE: To investigate associations between categories of response to neck pain/discomfort and (1) the endurance time of neck muscles, neck range of motion (ROM), and neck and head morphology, (2) sensitization or stretch effects arising from repeating end-of-range measurements, and (3) self-report data from neck pain and disability questionnaires. DESIGN: A cross-sectional study design. METHODS: Fifty-five Australian volunteers with and without neck pain, who were not taking time off work, were measured for neck muscle endurance, active neck ROM, craniocervical and thoracic posture, neck length, and head circumference and completed questionnaires about any neck pain/discomfort and disability. RESULTS: Twenty-two subjects reported a level of neck pain/discomfort that had required treatment (treated neck pain), a group of 17 subjects reported experiencing low-level neck pain/discomfort on a recurrent basis for which they had not sought treatment (untreated neck pain), whereas 16 subjects had no experience of neck pain or discomfort (no pain). Neck muscle endurance time was significantly lower for both pain groups. The affective dimension of the Short-Form McGill Pain Questionnaire and neck disability questionnaires were scored significantly higher by subjects who had sought treatment than by those in either of the untreated groups. Both pain groups showed a range decrease for most directions of neck motion at second measurement. CONCLUSIONS: Neck muscle endurance times, repeated end-ROM testing, the Short-Form McGill Pain Questionnaire, and disability questionnaires may distinguish between groups with untreated, treated, and no neck pain.

Adult↗

Combined neck dissection and postoperative radiation therapy in the management of the high-risk neck: a matched-pair analysis.

PURPOSE: The purpose of this study was to determine the efficacy of postoperative adjuvant radiation therapy with regard to reducing the rate of recurrence in the neck, cancer-related death, and death from any cause in patients with squamous cell carcinoma of the head and neck region metastatic to neck nodes. METHODS: This was a retrospective review of patients with pathologically confirmed nodal metastases who underwent neck dissection and postoperative adjuvant radiation therapy for squamous cell carcinoma of the head and neck region. Time to recurrence in the dissected area of the neck, any recurrence in the neck, cancer-related death, and death from any cause were estimated with the Kaplan-Meier method. A matched-pair analysis was performed utilizing a cohort of patients who underwent neck dissection without postoperative radiation therapy. The patients from the two cohorts were matched according to previously reported high-risk features for cancer recurrence and death. Cox hazards models for the matched pairs were used to evaluate the relative risk of subsequent recurrence in the dissected side of the neck, any neck recurrence, cancer-related death, and overall survival. MATERIALS: The medical records and pathologic slides of 95 consecutive patients with pathologically confirmed nodal metastases from squamous cell carcinoma of the head and neck region who underwent neck dissection and postoperative adjuvant radiation therapy between January 1974 and December 1990 were reviewed. Previously published data from 284 patients with squamous cell carcinoma of the head and neck region treated with neck dissection alone between January 1970 and December 1980 were used for a matched-pair analysis. RESULTS: The relative risks for recurrence in the dissected side of the neck, any neck recurrence (dissected neck or delayed undissected neck metastasis), cancer-related death, and death from any cause for patients treated with operation alone relative to those treated with operation and postoperative radiation were 5.82, 4.72, 2.21, and 1.67, respectively. CONCLUSION: This study provides evidence that postoperative adjuvant radiation therapy for the high-risk neck can reduce the rate of recurrence within a dissected neck, delayed metastasis within an undissected neck, cancer-related death, and death from any cause.

Adult↗

Multidisciplinary biopsychosocial rehabilitation for neck and shoulder pain among working age adults.

BACKGROUND: Multidisciplinary biopsychosocial rehabilitation programs for neck and shoulder pain require substantial staff and financial resources. Despite questionable scientific evidence of their effectiveness, they are widely used. Neck and shoulder complaints are common among working age adults and they are often associated with physical work load and stress. Pain in the neck and shoulder area cause biopsychosocial difficulties for the patient especially if disability due to pain is prolonged. To help patients with biopsychosocial problems or to prevent their development, multidisciplinary biopsychosocial programs are applied on rehabilitation for neck and shoulder pain patients. Nevertheless multidisciplinary treatment programmes are often laborious and rather long processes and require good collaboration between the patient, the rehabilitation team and the work place. OBJECTIVES: The objective of this systematic review was to determine the effectiveness of multidisciplinary biopsychosocial rehabilitation for neck and shoulder pain among working age adults. SEARCH STRATEGY: The reviewed studies for this structured Cochrane review were identified from electronic bibliographic databases, the Science Citation Index, reference checking and consulting experts in the rehabilitation field. The original search was planned and performed for more broad area of musculoskeletal disorders. Trials on neck and shoulder pain were separated afterwards. SELECTION CRITERIA: From all references found in our original search we selected randomized controlled trials (RCTs) and non-randomized controlled clinical trials (CCTs). Trials had to assess the effectiveness of biopsychosocial rehabilitation for patients suffering from neck and shoulder pain among working age adults. The rehabilitation program was required to be multidisciplinary, i.e.; it had to consist of a physician's consultation plus either a psychological, social or vocational intervention, or a combination of these. DATA COLLECTION AND ANALYSIS: Four blinded reviewers selected the randomized controlled trials and controlled trials that met the specified inclusion criteria. Two experts in the field of rehabilitation evaluated the clinical relevance and applicability of the findings of the selected studies to actual clinical use. Two other blinded reviewers extracted the data and assessed the main results and the methodological quality of the studies using standardized forms. Finally, a qualitative analysis was performed to evaluate the level of scientific evidence for the effectiveness of multidisciplinary biopsychosocial rehabilitation. MAIN RESULTS: After screening 1808 abstracts, and the references of 65 reviews, we found only 2 relevant studies that satisfied our criteria. One of these was considered methodologically low quality randomized controlled trial and the other one was a methodologically low quality controlled clinical trial. The clinical relevance of included studies was satisfactory. The level of scientific evidence for the effectiveness of multidisciplinary biopsychosocial rehabilitation was limited for neck and shoulder pain. REVIEWER'S CONCLUSIONS: We conclude that there appears to be little scientific evidence for the effectiveness of multidisciplinary biopsychosocial rehabilitation compared with other rehabilitation facilities on neck and shoulder pain. Multidisciplinary rehabilitation is a commonly used intervention for chronic neck and shoulder complaints, therefore we see an urgent need for high quality trials in this field.

Adult↗

Planned neck dissection as an adjunct to the management of patients with advanced neck disease treated with definitive radiotherapy: for some or for all?

BACKGROUND: Management of patients with head and neck carcinoma and advanced nodal disease is controversial. The purpose of this analysis was to evaluate the efficacy and toxicity of definitive radiotherapy followed by planned neck dissection in patients with bulky neck disease. MATERIALS AND METHODS: The records of 52 patients who were treated between 1989 and 1995 at the Peter MacCallum Cancer Institute with a planned neck dissection after radical radiotherapy were reviewed. All had advanced neck disease with one or more nodes >/=3 cm in maximum diameter, 94% being staged N2-3. The most common primary site was the oropharynx (56%). Sixty percent of patients had either T2 or T3 primaries and all were AJCC stage IV. Treatment consisted of high-dose radiotherapy to the primary and involved neck sites using various fractionation protocols followed by radical or modified radical neck dissection after confirmation of a complete response at the primary site. The median follow-up for living patients was 58 months (range 32-97). RESULTS: There were nine regional failures, of which three were outside the dissected neck, yielding a 5-year actuarial overall neck control rate of 83% and an in-field control rate of 88%. In-field control rates by neck stage were N1 3/3; N2 31/35; N3 11/13 and NX 1/1. There was only one in-field failure among 28 patients who had pathologically negative neck specimens compared with five in 24 patients with morphologic evidence of residual disease. Of the 24 patients with pathologically positive necks, 5 were long-term survivors and were probably cured by their surgery. Another 4 died of intercurrent disease without documented recurrence of their head and neck cancer. Ten patients recurred at their primary sites (5-year actuarial control 79%) and 8 developed distant metastases (5-year actuarial rate 20%). A total of 21 patients failed at one or more sites and none was salvaged. Five-year actuarial disease-free survival was 57% and overall survival 38%. Nine patients (17%) sustained significant complications following neck dissection. CONCLUSIONS: In patients with advanced neck disease who are treated primarily with radical radiotherapy, planned neck dissection provides excellent regional control and appears to cure a subset of patients. However, routine neck dissection adds significant morbidity to treatment and should ideally be avoided in those patients in whom surgery is either unnecessary (no residual tumor) or futile (unsalvageable disease recurrence outside the dissected neck). Based on our analysis and other recently reported series, we now recommend observing patients who have a complete response to high-dose radiotherapy (+/- chemotherapy). The ability of PET imaging to detect residual viable tumor in the head and neck or at distant sites is under investigation.

Adult↗

[Historical outline on the nomenclature of neck lymph nodes as a basis of neck dissection classification].

BACKGROUND: The neck dissection classification is based considerably on the organization of the lymph nodes of the neck. Terminology and anatomical allocation of nearly 300 cervicofacial lymph nodes repeatedly changed since the beginning of the 20th century. METHODS: Analysis of the literature on neck lymph node organization with reference to the development of the neck dissection classification. RESULTS: The first fundamental nomenclature of the neck lymph nodes is founded on the work of Rouviére (1932). Suárez (1963) described the functional neck dissection on the basis of the fascial compartmentalization of the neck. Lindberg (1972) left the predominantly anatomically correlated grouping of the cervical lymph nodes as described by Rouviére and divided the lymphatic system of the neck on basis of pathophysiological mechanisms. The attention regarding the location of occult metastases led to the description of the selective neck dissection. Since the fundamental work of Shah et al. (1981) there was a multiplicity of more or less slight changes of the neck node regions. These changes were again basis for new neck dissection terminologies. A new classification was introduced in the year 2000 as the revised version of the American Head and Neck Society. CONCLUSIONS: The revised version of the neck dissection classification can reduce former controversies, particularly regarding an optimized intraoperative allocation of the lymph nodes and a simplified terminology of the selective neck dissection. With the goal of a standardization of the neck dissection forms it remains to be seen if the proponents of the functional neck dissection after Suárez consider the extent of the neck dissection in patients with N0 neck in favor of the selective neck dissection.

Anatomy↗

Headache, neck pain, and neck mobility after acute whiplash injury: a prospective study.

STUDY DESIGN: A 6-month prospective study of neck mobility in patients with acute whiplash injury and a control group with acute ankle distortion was conducted. OBJECTIVES: To assess active neck mobility after acute whiplash and ankle distortion injuries, and to relate neck mobility to headache, neck pain, and speed of car at the time of collision. SUMMARY OF BACKGROUND DATA: A major problem after whiplash injury is restriction of neck mobility immediately subsequent to trauma. It is, however, unclear whether neck mobility changes after the acute injury are related to the associated headache and neck pain. METHODS: Cervical range of neck motion, neck pain, and headache were assessed after 1 week, then 1, 3, and 6 months after injury in 141 patients with acute whiplash injury, and in 40 patients with acute nonsport ankle distortion. RESULTS: Patients with whiplash injury had significantly reduced flexion, extension, lateral flexion, and rotation of the neck immediately after injury, as compared with patients with ankle distortion injury. Neck mobility, however, was similar in the two groups after 3 months. In patients with whiplash injury, neck pain and neck mobility were found to be related inversely to reported headache and neck mobility. Neck mobility was not significantly related to a difference in car speed at the time of collision. CONCLUSIONS: Neck mobility is reduced immediately after, but not 3 months after, a whiplash trauma. Headache and neck mobility are related inversely and neck pain and neck mobility are related inversely during the first 6 months after acute whiplash injury.

Acute Disease↗

[Functional evaluation of the selective neck dissection in patients with carcinoma of head and neck].

OBJECTIVE: To investigate comparatively the shoulder function, sensory and cosmetic changes after selective neck dissection (SND), modified neck dissection (MND) or radical neck dissection (RND). METHODS: 157 questionnaires, which involving shoulder function, skin numbness and cosmetic changes were sent to patients with SCC of head and neck who were treated with SND, MND or RND between January 1997 and May 2001. 32 eligible questionnaires were collected which included 32 patients had 43 neck dissection. Among them, SNDs were performed in 23 necks, MNDs in 11 necks and RNDs in 9 necks. RESULTS: The shoulder disability was least in SND necks (13.0%), followed by MND necks (36.6%) and RND necks (66.7%). Similarly, permanent neck anesthetic were found in 17.4% of SND necks, 36.6% of MND necks, and 88.9% of RND necks. Last, only 17.4% of SND necks had cosmetic changes after surgery, while 90.9% of MND necks and 100% of RND necks had cosmetic changes after surgery. CONCLUSION: Patients underwent selective neck dissection had the least damage to the shoulder function, skin sensory and cosmetic.

Carcinoma, Squamous Cell↗

Utility of restricted neck movement as a diagnostic criterion in case definition for neck disorders.

OBJECTIVES: This study explored the utility of restricted neck movement in epidemiologic case definition for neck disorders. METHODS: Data on neck pain, sensory symptoms in the arm, psychosocial and physical risk factors for neck disorders, and the range of active neck movements were obtained through a self-administered questionnaire, interview, and physical examination for a community-based sample of 2145 adults aged 25-64 years. The prevalence of neck pain and sensory symptoms was examined according to the extent of neck movements. Logistic regression was used to assess the relation of risk factors to neck disorders, defined by various combinations of pain and restricted movement, and the associations were compared. RESULTS: The ranges of different categories of neck movement were correlated within persons, and their sum ("total neck movement") was unimodally distributed across persons. The prevalence of neck pain and sensory symptoms was elevated when total neck movement was below the 30th centile, and particularly below the 10th centile. Associations between neck pain and low vitality and poor support at work were stronger when there was also restricted neck movement, but the extent of neck movement did not materially modify the relation of neck pain to physical risk factors. CONCLUSIONS: The restriction of total neck movement may serve as a marker of severity in community-based studies of neck disorders, but no indication was found that it distinguishes a subset of cases with a distinct etiology.

Adult↗

Long-term results of 100 consecutive comprehensive neck dissections: implications for selective neck dissections.

OBJECTIVE: The optimal surgical procedure for the neck in patients with squamous head and neck cancers is controversial. Selective neck dissections have replaced modified radical neck dissections as the procedure of choice for the clinically negative (N0) neck and are now being considered for patients with early-stage neck disease. We report the long-term local recurrence rates in 100 consecutive patients undergoing a radical or modified radical neck dissection for clinically positive (N+) and N0 neck disease and review comprehensively the literature reporting and comparing regional control rates for both neck dissection types. PATIENTS: The clinical records of 100 consecutive patients who underwent a comprehensive neck dissection (levels I-V) for squamous head and neck cancers with a minimum of a 2-year follow-up were retrospectively reviewed for primary site of disease, clinical and pathologic neck status, histopathologic grade, neck dissection type, and the site and time of recurrence. RESULTS: Complete data were available for 97 patients on whom 99 neck dissections were performed. Three patients died from unknown causes. Seventy-six patients with N+ disease underwent a therapeutic neck dissection, while 24 patients with clinically N0 disease underwent an elective dissection. The overall neck recurrence rate in patients with controlled primary disease was 7%. The neck or regional failure rate for patients completing the recommended adjuvant radiotherapy was 4%. Six (25%) of 24 patients with clinically N0 disease had occult metastases. The recurrence rate for this group was 4%. CONCLUSION: Further study is needed to determine the optimal surgical management of the N0 and limited N+ neck.

Adult↗

Who merits a neck dissection after definitive chemoradiotherapy for N2-N3 squamous cell head and neck cancer?

BACKGROUND: The role of neck dissection (ND) after definitive chemoradiotherapy for squamous cell head and neck cancer is incompletely defined. We retrospectively reviewed 109 patients with N2-N3 disease treated with chemoradiotherapy to identify predictors of a clinical complete response in the neck (CCR-neck), pathologic complete response after ND (PCR-neck), and regional failure. METHOD: All patients were given 4-day continuous infusions of 5-fluorouracil (1000 mg/m2/d) and cisplatin (20 mg/m2/d) during the first and fourth weeks of either once daily (n = 68) or twice daily (n = 41) radiation therapy. ND was considered for all patients after completion of chemoradiotherapy and was performed in 32 of the 65 patients achieving a CCR-neck after chemoradiotherapy and in all 44 patients with residual clinical evidence of neck disease. CCR-neck, PCR-neck, and regional failure were then correlated with potential predictors, including T, N, largest lymph node size (<3 cm, > or =3 cm), primary tumor site, and radiation fractionation schedule. RESULTS: Achievement of a CCR-neck was predicted by N, N2 vs N3 (53 of 80 vs 12 of 29, p =.019) and by largest lymph node size, <3 cm vs > or =3 cm (19 of 25 vs 46 of 84, p =.06). Achievement of a PCR-neck could not be predicted by any clinical parameter. Regional failure occurred both in patients undergoing ND and those not dissected (5 of 76 vs 4 of 33, p =.33) and proved more likely only in the ND patients with residual positive pathology compared with those achieving a PCR-neck (5 of 25 vs 0 of 51, p <.001). Primary site was not a useful predictor of CCR-neck, PCR-neck, or regional failure. Most importantly, CCR-neck (vs <CCR-neck) did not predict either a PCR-neck (24 of 32 vs 27 of 44, p =.21) or regional failure (5 of 65 vs 4 of 44, p =.80). CONCLUSIONS: After chemoradiotherapy, clinical parameters do not identify those patients with residual neck node disease or those at risk for regional failure, suggesting that ND be considered for all N2-N3 patients.

Antineoplastic Combined Chemotherapy Protocols↗