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Effect of cisapride on relapse of esophagitis. A multinational, placebo-controlled trial in patients healed with an antisecretory drug. The Italian Eurocis Trialists.

The effect of a prokinetic agent, cisapride, on the relapse of reflux esophagitis was investigated in a randomized, double-blind trial conducted in 443 patients whose esophagitis had previously been healed with an acid antisecretory drug. Patients received cisapride, 20 mg at night, cisapride 10 mg twice daily, or placebo for 12 months or until endoscopic relapse was confirmed endoscopically. In 88% of all patients (respectively 133, 132, and 124), endoscopic data were available at discontinuation of treatment. In comparison with placebo, the two cisapride regimens prolonged both the time to endoscopically confirmed relapse (Kaplan-Meier analysis; P = 0.001) and the time to symptomatic relapse (P = 0.012). The life-table endoscopic relapse rates at 12 months were 51% for placebo, 32% for cisapride 20 mg at night (P = 0.005), and 34% for cisapride 10 mg twice daily (P = 0.02). Patients with more severe esophagitis before healing relapsed more rapidly during maintenance therapy, regardless of the treatment regimen. Adverse events were infrequent in all three groups. These findings indicate that maintenance treatment with the prokinetic drug cisapride prevents the relapse of esophagitis after it has been healed by acid antisecretory therapy.

Cisapride↗

Long-term survival following relapse after 5-FU but not CMF adjuvant breast cancer therapy.

Beginning in 1974, patients with greater than or equal to 4 nodes positive following mastectomy were randomized to receive either 5-FU i.v. weekly or CMF i.v. every 2 weeks, both given for 12 months. Median follow-up now exceeds 112 months with nine year results below: (table; see text) Early results based on relapse-free survival favored CMF, but more patients currently are alive on the 5-FU arm. As the survival curves cross at 40 months, the 20% survival advantage for 5-FU did not achieve statistical significance. For 34% of patients failing adjuvant 5-FU, use of combination chemotherapy after relapse (commonly with CMFVP or CMF) resulted in long term survival. In contrast, long-term survival for patients failing adjuvant CMF was unusual. Relapse was detected while under weekly observation in a greater proportion of patients on 5-FU (36%) compared to CMF (6%) adjuvant treatment (p less than 0.05), potentially influencing tumor burden at recurrence. Hormonal therapy or radiation therapy as initial therapy after relapse was ineffective, with no long term survivors resulting on either arm. Weight increase on adjuvant chemotherapy was commonly seen, with weight increase greater than 10 kg associated with a poor prognosis. We conclude that initial improvement in relapse-free survival may not predict long term survival in adjuvant breast cancer trials since both the specific adjuvant therapy given pre-relapse as well as the type of salvage therapy given post-relapse may influence ultimate patient outcome.

Antineoplastic Combined Chemotherapy Protocols↗

Lymph node micrometastases do not predict relapse in stage II colon cancer.

BACKGROUND: Over one third of patients with stage II colonic adenocarcinoma experience tumor recurrence. Because effective adjuvant therapy is now available, it is important to identify subsets of patients at higher risk for relapse who may benefit from early treatment. Immunohistochemistry has been used to detect microscopic metastases in histologically uninvolved mesenteric lymph nodes, but the prognostic significance of minimal nodal involvement has not been established. METHODS: Hematoxylin and eosin (H&E)-stained recuts of 900 mesenteric lymph nodes from 55 patients (range, 2-47; mean, 16.4 nodes per case) with resected pT3 or pT4, N0, M0 (TNM stage II) colonic adenocarcinomas were re-examined for the presence of metastases and then stained immunohistochemically for keratin using the AE1:AE3 antibody. Twenty-seven patients did not experience recurrence of tumor within 5 years following resection (no evidence of disease [NED]); 28 patients relapsed during the same time frame. Lymph nodes from 10 patients having colonic resections for nonneoplastic disorders also were stained as controls. Keratin-positive cells and cell clusters were quantified in the lymph nodes, and comparisons were made between patients with and without tumor relapse. RESULTS: In the relapse group, four patients had positive nodes already identified on the H&E-stained recuts and had to be excluded from further analysis. Sixteen additional patients had keratin-positive cells; thus, 16 of 24 (67%) had micrometastases. In the NED group, one patient had a positive node on H&E staining and 22 additional patients had keratin-positive cells, so 22 of 26 (84%) patients had micrometastases. In the patients who had micrometastases, there was a mean of 3.5 and 4.6 positive nodes in the relapse and NED groups, respectively, and a mean of 11.3 and 12.4 keratin-positive cells or clusters in the relapse and NED groups, respectively. No keratin-positive cells were found in the 1 to 21 (mean, 9.1) nodes per case studied in the control patients. CONCLUSIONS: Micrometastases to histologically uninvolved mesenteric lymph nodes commonly are detected in patients with pT3 or pT4 colonic adenocarcinomas on recuts stained immunohistochemically for keratin. Nodal micrometastases detected by immunohistochemical staining are not useful for identifying stage II patients at higher risk for relapse.

Adenocarcinoma↗

An analysis of relapsed breast cancer in patients previously treated with breast conserving surgery.

BACKGROUND: Recent advances in breast surgery have focused on breast conserving surgery in combination with radiotherapy. In the present study, we examine by retrospective analysis 105 patients with breast cancer who received breast conserving surgery for factors influencing disease free survival. METHODS: The analysis was performed on 105 patients with breast cancer who received breast conserving surgery in our department, including 38 patients without radiotherapy and 67 patients treated with radiotherapy. The disease-free survival of the patients was analyzed using the Kaplan-Meier method. The relapsed patients were assessed by examining pathological features and gene expression by immunohistochemical staining. RESULTS: There was no significant difference in the disease free survival at 5 years between patients without radiotherapy (89.6%) and with radiotherapy (94.5%). Relapse after breast conserving surgery was found in 6 patients including 4 patients without radiotherapy and 2 patients with radiotherapy. Local relapse and bone metastasis were found in 4 (3.8%) and 2 patients, respectively. Among the 4 local relapses, 1 patient had received radiotherapy and 3 patients had not. There was no significant difference between the type of relapse in terms of lymph node metastasis, hormone receptor, nuclear grade and intraductal component, but more vessel invasion was observed in the 2 cases with bone metastasis. The overexpression of apoptosis and angiogenesis genes such as p53, Bax, Bcl-XL, Bcl-2 and VEGF was not common in the relapsed patients, whereas the overexpression of drug resistance genes, either P-gp or MRP1, was found in the all patients. CONCLUSIONS: Although radiotherapy may reduce the incidence of local relapse and increase disease free survival after breast conserving surgery, the development of an effective adjuvant chemotherapy based on drug resistance markers, is also required.

Adult↗

Patterns of relapse and late toxicity after resection and whole-brain radiotherapy for solitary brain metastases.

BACKGROUND: This retrospective analysis was performed in order to evaluate the pattern of relapse and the risk of late toxicity for solitary brain metastases treated with surgery and whole-brain radiotherapy and to correlate the results with those from radiosurgical trials. PATIENTS AND METHODS: From a total of 66 patients, 52 received 10 x 3 Gy and 10 were treated with 20 x 2 Gy whole-brain radiotherapy after resection of their brain metastases. RESULTS: The actuarial probability of relapse was 27% and 55% after 1 and 2 year(s), respectively. The local relapse rate (at the original site of resected brain metastases) was rather high for melanoma, non-breast adenocarcinoma, and squamous-cell carcinoma. No local relapse occurred in breast cancer and small-cell carcinoma. Failure elsewhere in the brain seemed to be influenced by extracranial disease activity. Size of brain metastases and total dose showed no correlation with relapse rate. Occurrence of brain relapse was not associated with a reduced survival time, because 10/15 patients who developed a relapse received salvage therapy. Of the patients, 11 had symptoms of late radiation toxicity (the actuarial probability was 42% after 2 years). CONCLUSIONS: Most results of surgical and radiosurgical studies are comparable to ours. Several randomized trials investigate surgical resection versus radiosurgery, as well as the effects of additional whole-brain radiotherapy in order to define the treatment of choice. Some data support the adjuvant application of 10 x 3 Gy over 2 weeks as a reasonable compromise when local control, toxicity, and treatment time have to be considered.

Actuarial Analysis↗

Quantitative immunological differences between newly diagnosed Graves' disease patients and relapsed patients.

Class 2-positive T cells, T-cell and mononuclear cell subsets, thyrotropin receptor antibodies (TRAb) and immune complexes were evaluated in 34 newly diagnosed Graves' patients and in 13 relapsed patients before a cycle of specific medical treatment. Class II-positive T lymphocytes were detected by monoclonal antibodies against different epitopes of class II antigens, whereas 4F2-positive cells were detected by 4F2 monoclonal antibody. 4F2-positive cells were statistically increased in newly diagnosed Graves' patients compared to relapsed patients (p less than 0.05). An increased percentage of class II activated T cells, detected by monoclonal antibodies L243, was found in newly diagnosed patients in comparison with relapsed subjects (p less than 0.025). Newly diagnosed Graves' patients showed a significant decrease in the ratio suppressor/cytotoxic T cells in comparison with normal control subjects but not with relapsed patients. Ninety-one % of newly diagnosed Graves' patients showed a high TRAb value, whereas only 69% of relapsed patients showed increased values (p less than 0.025). No difference was observed in the immune complex positivity between newly diagnosed Graves' patients and relapsed subjects. In conclusion, both humoral and cellular immune differences were found in relapsed patients vs newly diagnosed Graves' patients. The immunological abnormalities are quantitatively more pronounced in the latter group.

Adolescent↗

Time to remission and relapse after the first hospital admission in severe bipolar disorder.

BACKGROUND: Few studies of the time to remission and first relapse in severe bipolar disorder have been based on epidemiologically defined samples or have examined patient characteristics and time-varying indicators of medication use simultaneously. Using a cohort from the Suffolk County Mental Health Project, we describe these temporal patterns and their relationships with childhood, illness, and treatment characteristics. METHOD: A multi-facility cohort of 123 first-admission inpatients with DSM-IV bipolar disorder with psychotic features was followed for 4 years. Dates of the first complete remission (lasting at least 2 months), subsequent relapses, and use of antimanic (AM),antipsychotic (AP), and antidepressant (AD) medications were recorded. Childhood and illness characteristics were ascertained at baseline using standard instruments. RESULTS: By the 4-year point, 83.7% had achieved a full remission, with 42.3% remitting within 3 months, 63.4% within 6 months, and 74.8% within 1 year. Overall, younger age of onset, history of childhood psychopathology, and higher Brief Psychiatric Rating Scale (BPRS) anxiety/depression scores were significantly associated with longer time to remission. Discontinuing AM, AP and AD (compared to never using) and taking AP and AD (compared to never using) were significantly associated with remission in the multivariate analysis. Of the 103 participants with complete remission, 61.2% suffered a relapse; 24.3 % relapsed within 6 months of remission, and 35.9% within a year. Overall, 32.5% of the 123 participants had a single episode followed by full remission. Childhood internalizing-type problems, higher BPRS anxiety/depression and Hamilton depression scores, and an admission episode not involving mania, but not patterns of medication use, were associated with shorter time to relapse. CONCLUSION: By 4-year follow-up, the majority of severely ill bipolar patients had remitted from their initial episode, but more than half subsequently relapsed. Illness characteristics, especially depressive symptoms, and medication treatment were associated with the early course, although medication use after remission was not associated with relapse.

Adult↗

Immediate hedonic response to smoking lapses: relationship to smoking relapse, and effects of nicotine replacement therapy.

OBJECTIVE AND RATIONALE: Smoking lapses represent an important juncture between smoking cessation and relapse. Nicotine replacement therapy (NRT) has been shown to decrease the risk of progression from lapse to relapse. We hypothesized that this effect might be mediated via decreases in reinforcement from smoking lapses. METHOD: We assessed 169 subjects who lapsed during treatment in a double-blind placebo-controlled study of high-dose (35 mg) nicotine patch. Following their first lapse, using an electronic diary, subjects recorded the amount they smoked, and rated the pleasantness and satisfaction ("hedonic rating") and the aversiveness of smoking. Subjects were then followed and assessed for further lapses and relapses. RESULTS: Subjects who smoked more during the first lapse had greater risk of progression [second lapse: hazard ratio (HR)=1.16, confidence interval (CI)=1.01-1.32; relapse: HR=1.22, CI=0.97-1.54]. Subjects with higher hedonic ratings of the first lapse also had a greater risk of progression to the second lapse (HR=1.08, CI=1.02-1.14) and to relapse (HR=1.26, CI=1.11-1.41). Aversive ratings had no bearing on progression. As expected, active treatment reduced the risk of both a second lapse (HR=0.54, CI=0.39-0.78) and a relapse (HR=0.22, CI=0.11-0.45). Importantly, however, NRT had no effect on hedonic ratings, amount smoked during the first lapse, or aversive ratings. CONCLUSIONS: Hedonic response to an initial lapse predicted progression to relapse, but this did not mediate the effect of NRT on progression.

Administration, Cutaneous↗

Effect of intravenous immunoglobulin treatment on pregnancy and postpartum-related relapses in multiple sclerosis.

Acute exacerbations may complicate the course of pregnancy and the postpartum period in patients with relapsing-remitting multiple sclerosis (RRMS). To evaluate relapse rate and the effect of immunomodulatory treatment with intravenous immunoglobulin (IVIg) during pregnancy and the postpartum period we retrospectively analysed the data of 108 pregnant RRMS patients. Group I patients were not treated, Group II patients were treated with IVIg 0.4 g/kg body weight/day for 5 consecutive days within the first week after delivery with additional booster doses of 0.4 g/kg body weight/day at 6 and 12 weeks postpartum (defined as 12 weeks after labor), and Group III patients were treated continuously with IVIg during gestation and the postpartum period (0.4 g/kg body weight/day for 5 consecutive days within the 6-8 weeks of gestation with additional booster doses of 0.4 g/kg body weight/day once every 6 weeks until 12 weeks postpartum). All patients underwent antenatal care and fetal ultrasonographic surveillance examinations. Relapse rate per woman per year during the pregnancy and the postpartum period as well as neonatal outcome data and IVIg related adverse events were analysed. Relapse rate per woman per year for patients treated with IVIg for the whole pregnancy and postpartum period (Group III, N = 28) compared with the untreated Group I patients (N = 39) were as follows: first trimester 0.43 vs. 0.72, second trimester 0.15 vs. 0.61, third trimester 0.0 vs. 0.41, and postpartum period 0.28 vs.1.33 (p < 0.05). Patients treated with IVIg only during the postpartum period (Group II, N = 41) also showed a decrease in relapse rate compared with untreated Group I patients, 0.58 vs. 1.33 (p = 0.012). The mean maternal age, disease duration, gestational age at delivery and fetal delivery weight did not significantly differ between the three groups. Mode of delivery, obstetrical complications, the use of epidural analgesia and breast-feeding, did not affect postpartum relapse rate. No severe adverse events were associated with IVIg treatment either during the pregnancy or postpartum period for the patients and newborns.We conclude that in RRMS patients IVIg treatment could be considered as an optional treatment to reduce the incidence of pregnancy and postpartum-related relapses. Further randomized double-blind studies are needed to confirm our findings.

Adult↗

Comorbid oppositional defiant disorder and the risk of relapse during 9 months of atomoxetine treatment for attention-deficit/hyperactivity disorder.

OBJECTIVE: To examine the influence of comorbid oppositional defiant disorder (ODD) on the relative risk (RR) of relapse during 9 months of treatment with atomoxetine for attention-deficit/hyperactivity disorder (ADHD). METHOD: Four hundred and sixteen children and adolescents with ADHD whose symptoms remitted during initial 10-week, open-label atomoxetine treatment were randomly assigned to continue with atomoxetine or placebo. RESULTS: In all, 43% met criteria for comorbid ODD. A total of 17% of patients with comorbid ODD relapsed (CGI-Severity score >or= 3 and ADHD Rating Scale total score of 90% or more of baseline at study entry on two consecutive visits) during atomoxetine treatment, compared with 26% of patients without comorbid ODD (RR 0.67, 95% CI 0.42-1.06). Mean time to relapse was not significantly different [mean (SE) days to relapse, ADHD/ +ODD: 215 (7.38); ADHD/-ODD: 211 (7.61); log rank p = 0.08]. This finding is placed within the context of atomoxetine affording an overall protection against relapse compared with placebo (RR 0.59, 95% CI 0.43-0.80). CONCLUSIONS: Comorbid ODD does not influence the rate of relapse of patients with ADHD during longer-term treatment with atomoxetine. Atomoxetine protects against the relapse of ADHD symptoms regardless of the presence or absence of comorbid ODD.

Adolescent↗

Leishmaniasis as an opportunistic infection in HIV-infected patients: determinants of relapse and mortality in a collaborative study of 228 episodes in a Mediterreanean region.

The clinical presentation of visceral leishmaniasis shares similarities with other geographically specific infectious diseases associated with AIDS in terms of relapsing course and atypical presentation. However, visceral leishmaniasis has not, until now, been included in the AIDS case definition. The aim of this study was to describe the clinical features and determinants for relapse and case-fatality of visceral leishmaniasis in HIV-infected patients from a Spanish Mediterranean area. A chart review was conducted in 16 hospitals in the autonomous communities of Valencia and Murcia (Spain). From 1988 to 2001, a total of 228 episodes of visceral leishmaniasis were diagnosed in 155 HIV-infected patients by the detection of amastigotes in bone marrow aspirates or in other tissue samples. Most patients had advanced HIV disease, with a median CD4(+) lymphocyte cell count of 55 cells x 10(9) l, and 56% of them had a previous AIDS-indicator disease. The median duration of follow-up was 8.4 months. HIV-infected patients with visceral leishmaniasis presented with fever (76%), hepatomegaly (77%), splenomegaly (78%), and varying degrees of cytopenias. Leishmania was detected in atypical sites in 22 (14%) patients. A total of 37 (24%) patients had a relapse of visceral leishmaniasis. Female gender was a risk factor for relapse, whereas administration of secondary prophylaxis for visceral leishmaniasis and a completed therapy for visceral leishmaniasis were protective factors against relapse. A total of 86 (54%) patients died. Independent determinants for survival were CD4(+) lymphocyte cell count, completed therapy for leishmania, and secondary prophylaxis for visceral leishmaniasis. The findings show that, in HIV-infected patients, visceral leishmaniasis occurs in late stages of HIV disease and often has a relapsing course. Secondary prophylaxis reduces the risk of relapse. Visceral leishmaniasis in the HIV-infected population should be included in the CDC clinical category C for the definition of AIDS in the same way that other geographically specific opportunistic infections are included.

AIDS-Related Opportunistic Infections↗

Relapse of inflammatory bowel disease associated with use of nonsteroidal anti-inflammatory drugs.

To determine whether an association exists between relapse in inflammatory bowel disease and use of nonsteroidal anti-inflammatory drugs (NSAIDs), a retrospective records review was conducted of patients with Crohn's disease, ulcerative colitis, or indeterminate colitis examined at an outpatient tertiary care center between July 17, 2000, and November 1, 2001. Extracted data collected during the patient's last visit included medication use, maintenance therapy, disease activity, and smoking status. Use of NSAIDs was defined as a daily dose or more of any type the month before relapse. Of 60 patients (22, relapse; 38, remission), 9 (41%) in relapse and 10 (26%) in remission used NSAIDs. Maintenance therapy varied from 68% (relapse) to 92% (remission). The adjusted odds ratio between medication use and relapse was 6.31 (95% confidence interval, 1.16-34.38; P = .03). Use of NSAIDs was associated with relapse. A prospective cohort study that corrects for maintenance therapy is needed to evaluate this relationship.

Adult↗

Relapse rate of healed duodenal, prepyloric, and gastric ulcers treated either with sucralfate or cimetidine.

A multicenter double-blind study was designed to compare the relapse rates of peptic ulcers after initial healing with a cytoprotective agent and a histamine (H2)-receptor antagonist. Patients with endoscopically verified prepyloric or duodenal ulcers were treated with cimetidine 400 mg twice daily or sucralfate 1 g four times daily for a maximum of eight weeks; gastric ulcers were treated for up to 12 weeks. Patients with healed ulcers were followed up to 12 months, during which time anti-ulcer medication was not permitted. Control endoscopy was performed two to four and nine to 11 months after healing and at the time of symptomatic relapse. A total of 258 patients were followed for 12 months; of these, 143 had been previously treated with cimetidine and 115 had been treated with sucralfate. The relapse rates and the median time to relapse did not differ between the two groups. After 12 months, 71 percent of the previously cimetidine-treated patients and 68 percent of the sucralfate-treated patients had experienced a relapse. Smoking significantly increased the relapse rate and shortened the time to relapse in the total study population and among cimetidine-treated patients; it had no such effect in the sucralfate-treated group.

Cimetidine↗

CSF norepinephrine in schizophrenia is elevated prior to relapse after haloperidol withdrawal.

Thirty-two male DSM-III diagnosed schizophrenic patients received a lumbar puncture (LP) during chronic haloperidol treatment that was followed by replacement with placebo for up to 6 weeks. Fourteen patients relapsed on placebo within 6 weeks. Patients received a second LP at the time of relapse or at the end of 6 weeks if they had not relapsed. Bunney-Hamburg Global Psychosis Ratings of the day and the hours of sleep of the night before the LP were obtained, as were the Brief Psychiatric Ratings Scale (BPRS) ratings during the week of the LPs. CSF norepinephrine (NE), 3-methoxy-4-hydroxyphenylglycol (MHPG), homovanillic acid (HVA), and 5-hydroxyindoleacetic acid (5 HIAA) concentrations were measured with high-pressure liquid chromatography (HPLC). Patients who relapsed had significantly higher CSF NE levels on and off haloperidol than patients who did not relapse. CSF MHPG was higher in the relapsers in the drug-free condition only, but CSF HVA and 5-HIAA were not significantly different in either condition. In the drug-free relapsed patients, CSF NE correlated significantly with the psychosis ratings of the day and hours of sleep the night prior to the LP. Our data indicate that elevated CSF NE levels during neuroleptic treatment may predict behavioral decompensation after discontinuing the medication.

Adult↗

Cytogenetic studies of 21 patients with acute lymphoblastic leukemia in relapse.

Karyotypes of 21 patients, originally entered into the Third International Workshop on Chromosomes in Leukemia (3IWCL), were investigated in first, second and/or subsequent relapses. Karyotypes at diagnosis were related to the relapses in the following ways: normal to normal (N-N) (five cases); abnormal to normal (A-N) (two cases); abnormal to abnormal with no change (A-A) (five cases); abnormal to abnormal with clonal evolution (A-A+) (eight cases); and normal to abnormal (N-A) (one case). The A-A group comprised two each of t(4;11) and t(9;22) cases and one pseudodiploid case; included in this group were the only two patients who did not receive intensive treatment. Both A-N cases had been pseudodiploid at diagnosis. Clonal evolution A-A+ occurred in patients who had had 47-49 chromosomes or pseudodiploidy at diagnosis and was mainly due to the addition of structural change. The additional abnormalities were different in each case. The only de novo appearance of a clone (N-A) was in host cells in relapse following bone marrow transplantation. Clonal evolution occurred in patients who had been intensively treated and who relapsed late; the median time from diagnosis to relapse studied for the A-A group was 6 months and for the A-A+ group was 24 months. Survival following relapse was shorter for patients who had had a clonal abnormality at any time (median 10 months) than for those with no abnormality at diagnosis or in relapse (median 26 months).

Adolescent↗

Characterization of basic protein-specific T cell lines selected from Lewis rats with relapsing experimental autoimmune encephalomyelitis.

Relapsing experimental autoimmune encephalomyelitis (EAE) was induced in Lewis rats by intraperitoneal immunization with guinea pig whole central nervous system tissue. Basic protein (BP)-specific T cell lines selected from rats with relapsing EAE proliferated in response to BP, the 44-89 peptidase fragment of BP and the synthetic peptide, S72-89, as did lines selected from rats with non-relapsing EAE induced by immunization with guinea pig BP. BP-specific T cell lines selected from rats with relapsing EAE transferred acute but not relapsing EAE. BP-specific T cell lines selected from Lewis rats with relapsing EAE appear not to differ from those selected from rats with non-relapsing EAE.

Animals↗

The influence of elective neck dissection on neck relapse in NO supraglottic carcinoma.

INTRODUCTION: Mortality due to cancer in patients treated for squamous cell carcinoma of the supraglottic larynx is closely associated with regional relapse in the neck. Controversy exists relative to the most effective way to manage potential cervical metastases. METHODS: The records of 126 patients with carcinoma of the larynx treated between 1975 and 1986 were reviewed. Sixty-three patients with T2-4,NO squamous cell carcinoma of the supraglottic larynx are the subject of this report. Twenty-one patients underwent surgical resection of the primary tumor plus elective neck dissection while 42 patients underwent surgical resection of the primary tumor without neck dissection. Subsequent relapse in the neck was ascertained. RESULTS: The overall neck relapse rate was 31.7%. In patients treated with neck dissection, the relapse rate was 14.3%, while relapse in the patients who did not have neck dissection was 40.5%. Radiation therapy did not seem to make a significant difference in relapse rate in this patient population. CONCLUSIONS: We conclude that elective neck dissection decreases the neck relapse rates significantly in patients treated for NO supraglottic carcinoma.

Carcinoma, Squamous Cell↗

Predictors of relapse: interaction of drinking-related locus of control and reasons for drinking.

Pretreatment scores from the drinking-related locus of control scale (DRIE) and reasons for drinking were investigated as predictors of drinking relapse over a nine-month follow-up in a sample of 232 male alcoholics. A significant relationship was found between reasons for drinking and the probability of relapse, with the lowest relapse rates occurring among patients who identified interpersonal conflicts or positive emotional states as the most important reasons for their pretreatment drinking. Results of a reasons for drinking by relapse status ANOVA on DRIE scores revealed no significant main effects. There was, however, a significant interaction. Among patients who attributed their drinking to negative emotional states, those who either relapsed or were lost to follow-up had significantly more external DRIE scores. Among patients who identified negative physical states (i.e., craving) as their primary reason for drinking, relapse or attrition was associated with significantly more internal DRIE scores. Results support assessment of these cognitive social learning constructs for differential treatment planning with patients at increased risk of relapse.

Alcohol Drinking↗