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Operative approach for multiple primary lung carcinomas.

Of 908 patients who underwent operation for primary lung cancer between January 1985 and June 1996, we considered 57 (6.3%) to have a second primary lung cancer, which was synchronous in 28 cases (3.1%) and metachronous in 29 cases (3.2%). Five-year survival for patients with synchronous and metachronous disease from initial treatment of cancer was 70.3% and 66.0%, respectively. Survival after the development of a metachronous lesion was 32.9% at 5 years. Sixteen of the synchronous second tumors (57%) were detected on preoperative radiography or bronchoscopy and 11 (39%) at the time of operation. Survival of patients at stage I or II from treatment of a synchronous lesion (p = 0.002) and of a metachronous second lesion (p = 0.028) was significantly better compared with those at stage III or IV. Therefore it is important to carefully examine a synchronous lesion before and during the operation of a primary lung cancer and to perform close follow-up surveillance for early detection of a metachronous lesion. In treating multiple lung carcinomas consideration should always be given to performing precise staging, aggressive operative approach for early stage, and oncologically sound parenchymal sparing procedures.

Actuarial Analysis↗

Clonal analysis of bilateral mammary carcinomas by clinical evaluation and partial allelotyping.

Bilateral breast carcinomas may represent contralateral metastases or new primary tumors. The presence of carcinoma in situ, a lower grade, or a different histotype in the second tumor is considered a clinical criterion for a second primary tumor. In this study, 26 bilateral breast carcinomas from 13 patients were analyzed based on clinical criteria, and the results were compared with those obtained by partial allelotyping using 47 markers at 7 chromosomal arms. Of the 8 synchronous tumors, 5 were concluded to be distinct primary tumors using clinical criteria; some were confirmed by partial allelotyping. In the remaining 3 cases, partial allelotyping showed distinct primary tumors. Five patients had metachronous carcinomas with 3 distinct primary tumors, 1 metastasis, and 1 that was uncertain by clinical criteria. Three cases were confirmed by partial allelotyping, and the uncertain case was shown to be distinct primary tumors. No discrepant results were noted. Stringent application of clinical criteria is accurate for differentiating second primary tumors from metastases.

Adult↗

[Breast cancer in women with prior malignant tumors].

Indices have been studied for a relative risk of development of subsequent metachronic breast cancer (BC) in 15627 sick female subjects presenting with different localizations of primary malignant tumours. The risk for development of BC in those women presenting with cancer of chief localizations exceeds the populational morbidity probability up to 30-fold. It is the female patients having cancer of the other mammary gland, endometrium, thyroid gland, lung, and skin who demonstrated the highest risk for development of BC. Such a polyneoplasia was recorded in 150 female subjects out of the 191 ones (78.6%). The risk for BC development in those female patients with cancer of the ovaries, cervical cancer, stomach, and melanosis cutis appeared to be insignificant. Metachronic BC in cancer patients depending on the site of the primary tumour can be a sequel of different pathogenetic mechanisms, of which hormonal-and-metabolic disturbances are the chief ones together with the genetical factor, and exposure to prior methods of antitumour chemoradiation therapy as well.

Breast Neoplasms↗

Incidence of multiple primary malignancies among patients with bone cancers in Sweden.

PURPOSE: The present study aimed at quantifying risks for second malignancies in patients with bone cancers, and risks for second bone cancers after other primary tumors. METHODS: Adjusted standardized incidence ratios (SIRs) were used as a measure of risk. RESULTS: Among 2,546 primary bone cancer patients, a total of 171-second malignancies occurred. Besides second bone cancers, other cancer sites with an increased SIR were the soft tissues and endocrine glands. The overall risk of second malignancies following Ewing's sarcoma was 5.63, followed by chordoma (1.99), osteosarcoma (1.54), and chondrosarcoma (1.51). Patients diagnosed before age 20 years showed an increased SIR of 3.11. The increased occurrence of second bone cancers was noted after the cancer sites of upper aerodigestive tract, kidney and nervous system. CONCLUSIONS: The incidence of second primary malignancies in bone cancer patients was moderately increased. Among histological types, Ewing's sarcoma showed the highest risk of developing second cancers. Young age was also associated with an increased risk. Besides therapeutic effects, the observed excesses of a second bone or soft tissue tumor may be related to Li-Fraumeni syndrome. Increases at other sites may be related to unknown factors or spurious findings.

Adult↗

Bifocal esophageal and rectal cancer palliatively treated with argon plasma coagulation.

Primary multiple neoplasms make a serious diagnostic and therapeutic problem. They occur infrequently; however, they must be considered in the diagnosis as the detection of simultaneous neoplastic foci requires change of therapeutic approach. We present a case of a patient with synchronous esophageal and rectal cancer treated at the Department of Surgery. Because of the advanced neoplastic process and concomitant diseases, the patient was qualified for minimally invasive procedures with recanalization using argon plasma coagulation to avoid injuring palliative procedures and to improve quality of life. The patient died of the primary disease without symptoms of gastrointestinal tract obstruction.

Adenocarcinoma↗

Cervical metastases from unknown primaries: radiotherapeutic management and appearance of subsequent primaries.

Between 1964 and 1986, 72 patients who presented with squamous or undifferentiated metastatic carcinoma to neck nodes, where the primary tumor could not be found by standard clinical procedures, were treated at the Mallinckrodt Institute of Radiology. These cases were managed in the following manner: biopsy and radiotherapy in 46 out of 72 patients, radiotherapy (RT) and a planned neck dissection in 14 out of 72, and neck dissection after failure to achieve a complete response (CR) with RT in 12 out of 72. Minimum follow-up was 2 years. The initial CR rates for stages N1, N2a, N2b, N3a, and N3b were 83%, 93%, 61%, 50%, and 33%, respectively. The long-term neck tumor control for the same stages was 83%, 71%, 67%, 44%, and 50%, respectively. One patient had soft tissue necrosis and two had carotid artery ruptures, one of which left no symptomatic sequelae. Twenty-one out of 72 patients developed subsequent primary tumor. Only one of these patients survived. This incidence was not affected significantly by prophylactic treatment of the mucosal areas except in patients with bilateral neck nodes, undifferentiated or poorly differentiated histologies, and/or posterior cervical node involvement. A multivariate analysis showed that prognosticators of an improved disease-free survival were: a complete clearance of tumor by the end of radiotherapy (p less than 0.0009) and no appearance of a subsequent primary tumor (p = 0.035). The only factor that correlated with an increased loco-regional control was having a complete response by the end of radiotherapy (p less than 0.00009). The recommended management and possible ways of preventing the appearance of subsequent primaries will be discussed.

Adult↗

[Bilateral carcinoma of the breast].

From 1990 to 1996, a total of 223 patients, with breast cancer, were treated. Out of these patients, 7 (3.04%) developed a second primary carcinoma in the controlateral breast. Two (28.5%) had a synchronous manifestation while the remaining 5 (71.5%) had a metachronous manifestation. The seven patients were followed up for periods between 4-8 years: 80% of the metachronous tumours occur within 5 years of follow-up. The 7-year actuarial survival was 100% in the two synchronous tumours and 60% in the five metachronous tumours (two patients died on account of intervening diseases). The prognosis does not depend on the length of the interval between the development of the two carcinomas but it is in relation with the anatomo-clinical state, to the adequate treatment of each primary tumour and to the rigorous clinical-instrumental follow-up, in which the mammography plays a fundamental role.

Actuarial Analysis↗

[A case of carcinoma with sarcomatoid elements in the middle mediastinum].

We describe a 63-year-old man who, while under treatment as an outpatient for adult onset Still's disease (AOSD), developed edema of the extremities and mediastinal tumor was observed on a chest X-ray film and a chest CT scan. He was not pathologically diagnosed at first and received radiation therapy with a total dose of 30 Gy. Transbronchial biopsy was carried out because the tumor enlarged, and the tumor invasion was observed in the left lumen of the main bronchus. Histological findings suggested a diagnosis of carcinoma with sarcomatoid elements (CSE). Further radiation therapy with a dose of 20 Gy was unsuccessful; his condition gradually worsened and the patient died. The autopsy findings demonstrated that CSE developed in the middle mediastinum, and the other organs were not involved. From an embryologic standpoint, there seemed to be some possible differential diagnoses, such as a pleomorphic carcinoma as a subtype of lung cancer, and CEA as a metastatic mediastinal lymph node cancer of unknown origin or a primary mediastinal lymph node cancer. Like the present case, tumors developed in the middle mediastinum with rapid progression are rare. We report a case, that was difficult to diagnose and treat.

Carcinoma↗

[Multiple primary neoplasia in a urologic setting. Clinical review and tentative etiopathogenetic profile].

The authors present the results of a retrospective study aimed at identifying the most common neoplastic associations diagnosed in urology. Between 1991-94 430 patients with neoplasia of the urogenital tract were diagnosed and studied: 50 (11.6%) showed a second primary neoplasia (48 cases dual, 2 cases triple). The long-term results show that the most frequent neoplastic associations were, in order of greatest incidence, those involving the gastrointestinal, respiratory and hemolymphatic regions. In 30 patients the second neoplasia became manifest within 5 years of the first, whereas neoplasias of the uterus and adnexa or breast have a late onset. An oncological familial pattern was observed in 14 cases, but it was not easy to analyse the clinical significance. The genetic interpretation of each individual neoplastic association is still complex and difficult to evaluate. Biomolecular research may in the future be able to provide some of the vital data for a correct etiopathogenetic classification.

Aged↗

Novel germline mutations of hMSH2 in a patient with hereditary nonpolyposis colorectal cancer (HNPCC) and in a patient with six primary cancers.

We screened for germline mutations of mismatch repair genes, hMLH1 and hMSH2, in five Japanese families carrying hereditary nonpolyposis colorectal cancer (HNPCC) and in a patient with multiple primary cancers. Screening the entire coding regions of both genes using polymerase chain reaction-single strand conformation polymorphism (PCR-SSCP) analysis, we found two novel germline mutations in hMSH2. One was a 1-bp insertion in exon 12, detected in a patient who had undergone surgery six times for independent tumors (four primary colorectal carcinomas, a small intestinal carcinoma, and an endometrial cancer). The other, in a second patient, was a missense mutation from CTT to TTT at codon 390 in exon 7 that resulted in substitution of phenylalanine for leucine. This conservative alteration was not found in any of 50 normal controls, but we cannot exclude the possibility that it may represent a rare polymorphism rather than a factor in the disease.

Adult↗

[Multiple primary breast cancer].

Primary multiplicity (PM) of mammary carcinoma is found in 669 (39%) cases of 1690 invasive tumors. PM is more typical for invasive ductal carcinoma with predominance of the intraductal component (67%), Paget cancer (61%), invasive lobular carcinoma (55.5%) and tubular carcinoma (52%). Invasive PM develops in the presence of the corresponding background with areas of grave dysplasia and intraepithelial carcinoma. True PM does not influence the disease prognosis.

Breast↗

[The incidence of bilateral multiple primary breast cancer among the female inhabitants of Crimea].

A method is proposed for calculation of PMSO frequency depending on succession of origination of polyneoplasias. The incidence rate of synchronous bilateral breast cancer (BC) was calculated in reference to all primary BC patients and came to 0.75%. The incidence rate of metachronous bilateral BC was calculated depending on the number of those BC patients having been registered every year of observation and it was found to be 5.4%. The total frequency of bilateral BC in a 20-year follow-up in the Crimean region appeared to be 6.15%. The incidence of metachronous bilateral BC was noted to be dependent on the length of follow-up: 1.27 percent and 4.14 percent in the 3- to 10- and 11- to 20-year periods respectively. The risk for the development of bilateral BC is conditioned by the time having elapsed since detection of the first tumor and increases after 10 and 18 years.

Breast Neoplasms↗

Clinicopathological features of and risk factors for multiple primary melanomas.

CONTEXT: The incidence of multiple primary melanomas ranges from 1.3% to 8.0% in large retrospective reviews; however, the impact of certain risk factors is not understood. OBJECTIVES: To determine the incidence of multiple primary melanomas (MPM) from a prospective, single-institution, multidisciplinary database, and to describe the clinical and pathological characteristics and risk factors specific to these patients. DESIGN AND SETTING: Review of a prospectively maintained database at Memorial Sloan-Kettering Cancer Center in New York, NY. PATIENTS: A total of 4484 patients diagnosed with a first primary melanoma between January 1, 1996, and December 31, 2002. MAIN OUTCOME MEASURES: Incidence of and risk factors for MPM. RESULTS: Three hundred eighty-five patients (8.6%) had 2 or more primary melanomas, with an average of 2.3 melanomas per MPM patient. Seventy-eight percent had 2 primary melanomas. For 74% of patients, the initial melanoma was the thickest tumor. Fifty-nine percent presented with their second primary tumor within 1 year. Twenty-one percent of MPM patients had a positive family history of melanoma compared with only 12% of patients with a single primary melanoma (SPM) (P<.001). Thirty-eight percent of MPM patients had dysplastic nevi compared with 18% of SPM patients (P<.001). The estimated cumulative 5-year risk of a second primary tumor for the entire cohort was 11.4%, with almost half of that risk occurring within the first year. For patients with a positive family history or dysplastic nevi, the estimated 5-year risk of MPM was significantly higher at 19.1% and 23.7%, respectively. The most striking increase in incidence for the MPM population was seen for development of a third primary melanoma from the time of second primary melanoma, which was 15.6% at 1 year and 30.9% at 5 years. CONCLUSIONS: The incidence of MPM is increased in patients with a positive family history and/or dysplastic nevi. These patients should undergo intensive dermatologic screening and should consider genetic testing.

Adolescent↗

Familial papillary renal cell tumors and subsequent cancers: a nationwide epidemiological study from Sweden.

PURPOSE: Familial risks in papillary renal cell carcinoma and association with second primary malignancies were studied using the nationwide Swedish Family Cancer Data Base. MATERIALS AND METHODS: Cancer data obtained from the Swedish Cancer Registry from 1961 to 1998 included 1,733 cases of papillary renal cell carcinoma. The standardized incidence ratio was used to measure cancer risk. RESULTS: Only 5 families were identified in which a parent had papillary renal cell carcinoma and an offspring had kidney cancer (nonsignificant SIR 1.51 for offspring). Discordant tumor sites associated with papillary renal cell carcinoma in the 2 generations were the upper aerodigestive tract and bladder (SIR 2.53, 95% CI 1.08 to 4.58 and 2.14, 95% CI 1.02 to 3.68, respectively). There was an overall increase in the risk of second primary malignancies of the lung, prostate and bladder and for non-Hodgkin's lymphoma and leukemia in patients with papillary renal cell carcinoma. The risk for a second primary tumor of the bladder associated with papillary renal cell carcinoma during the followup of 1 to 10 years was about 15 times higher than that associated with adenocarcinoma, which is the most common histological type of kidney cancer. The SIR was significantly higher in females than in males (59.67, 95% CI 40.23 to 82.94 versus 18.76, 95% CI 14.51 to 23.56). CONCLUSIONS: In addition to the familial association of these 2 cancer sites, the high risk of a second primary cancer of the bladder in patients with papillary renal cell carcinoma may reflect a common genetic alteration.

Adenocarcinoma↗

[Esophageal cancer developing 13 years after radiotherapy of lung cancer].

This paper reports on an autopsied case manifesting an esophageal cancer that had developed 13 years after radiotherapy for lung cancer. The patient was a 61-year-old man. He was found to have a squamous cell carcinoma of the right lower bronchus with a swelling of the mediastinal and left supraclavicular lymph nodes in July of 1973. He received 60 Gy of irradiation in the right lung, the mediastinum, and the left supraclavicular region. Later, after doing well until August of 1986, a squamous cell carcinoma of the esophagus was found at the upper intrathoracic site. Thus, he also received additional radiotherapy but died of pneumonia after this local recurrence 7 months later. At autopsy, no local recurrence of the primary lung cancer was found. The site of esophageal cancer was far from that of the primary lung cancer though it was included in the previous treatment ports. This suggests the possibility that the primary esophageal cancer had been induced by therapeutic irradiation. So far as we know, this is the first report of esophageal cancer that may have developed after irradiation for lung cancer.

Aged↗

Panendoscopy and synchronous second primary tumors in head and neck cancer patients.

Endoscopy techniques are used to diagnose and to determine the extent and exact location of malignancies in the head and neck region, bronchial tree and esophagus. Panendoscopy is used to find the primary tumor in the case of metastatic disease from unknown primaries or to detect a simultaneous second primary tumor at the time of diagnosis of a malignancy in the upper aerodigestive tract (UADT). The value of panendoscopy has been debated lately because of the relatively small proportion of malignant findings and because of the lack of convincing data concerning its effect on survival rates. However, despite the relatively low proportion of positive findings, their significance is often crucial for the individual patient. The significant number of late metachronous, second primaries, especially in the lungs, also emphasizes the importance of follow-up endoscopies. This study consists of 203 consecutive patients with squamous cell cancer (SCC) of the upper aerodigestive tract who underwent panendoscopy in Turku University Central Hospital as part of the initial diagnostic workup from 1992-1999. Eight patients with synchronous second primaries were found to represent a prevalence of 3.9%, and in addition, 19 patients with metachronous tumors were diagnosed. In the case reports we illustrate the importance of some of these findings.

Aged↗

Bilateral primary breast cancers: a clinicopathological study of the second primary.

Out of 2238 patients with breast cancer 35 developed carcinoma of the contralateral breast. Thirty-three developed metachronous tumours while two developed synchronous tumours. The thirty-five patients were followed up for periods between 4-8 years. The majority of patients belonged to the fourth decade and the peak incidence of developing a metachronous tumour occurred three to five years after diagnosis of the first primary. T2 lesions were the most frequent initial primaries and N1 lesions were commoner than N2. IDC was the commonest histopathological subtype. The overall two-year survival rate was 57.1% (20/35).

Breast↗

Is steroid receptor profile in contralateral breast cancer a marker of independence of the corresponding primary tumour?

We compared oestrogen receptor (ER) and progesterone receptor (PgR) profiles between primary and corresponding contralateral breast cancer (CBC) to investigate whether CBC should be considered relapse of a primary or as a feature of the multicentric origin of breast cancer. We adjusted for patient age, menopausal status, histology and adjuvant therapy. In spite of the general application of a cut-off value to dichotomise ER and PgR, we considered them as continuous variables. Moreover, we considered as synchronous cancers only simultaneously occurring lesions. For 399 patients, ER and PgR receptor levels in primary and CBC did not differ significantly, but were significantly correlated within the same patient. The correlation was higher for synchronous than for metachronous lesions when considering ER, but not PgR. The correlation between ER and PgR levels in the same tumour (primary or CBC) appeared stronger than the correlation of either receptor type (ER or PgR) between primary and CBC. Age, histology and adjuvant treatment affected ER concentration, whereas age, menopausal status and histology affected PgR concentration. The analysis indicated that primary and CBC tend to be characterised by a similar steroid receptor profile. The finding may support the hypothesis of CBC as a second primary arising in a common predisposing milieu, rather than a primary-dependent contralateral lesion. In this light, the clinical management of patients with a bilateral breast cancer should be similar to that of a unilateral breast cancer.

Adult↗