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BRCA2 germline mutations in primary cancer of the fallopian tube.

Germline mutations of BRCA1 and BRCA2 genes confer susceptibility to breast and ovarian cancer. It has been recently reported that BRCA1/2 mutations may also predispose to fallopian tube cancer. We report the presence of germline BRCA2 gene mutations in three out of four subjects with fallopian tube cancer diagnosed in a two-year time span at our clinic. The mothers of two of these women suffered from breast or ovarian carcinoma. These results suggest on one hand that in patients with a history suggestive for a heredofamilial breast/ovarian cancer syndrome fallopian tube carcinoma is associated with high risk of BRCA2 mutation, and on the other hand that in patients/individuals with germline BRCA2 gene mutations in whom a prophylactic oophorectomy is performed, removal of fallopian tubes may be considered.

Age Factors↗

Primary fallopian tube carcinoma: the Queensland experience.

The purpose of this study was to review the experience with fallopian tube carcinoma in Queensland and to compare it with previously published data. Thirty-six patients with primary fallopian tube carcinoma treated at the Queensland Gynaecological Cancer Center from 1988 to 1999 were reviewed in a retrospective clinicopathologic study. All patients had primary surgery and 31/36 received chemotherapy postoperatively. Abnormal vaginal bleeding (15/36) and abdominal pain (14/36) were the most common presenting symptoms at the time of diagnosis. Median follow-up was 70.3 months and the median overall survival was 68.1 months. Surgical stage I disease (P = 0.02) and the absence of residual tumor after operation (P = 0.03) were the only factors associated with improved survival. Twenty of the 36 patients (55%) presented with stage I disease and survival was 62.7% at 5 years. No patient with postoperative residual tumor survived. The majority of the patients with fallopian tube carcinoma present with stage I disease at diagnosis, but their survival probability is low compared with that of other early stage gynecological malignancies. If primary surgical debulking cannot achieve macroscopic tumor clearence, the chance of survival is extremely low.

Abdominal Pain↗

Dysplastic changes in prophylactically removed Fallopian tubes of women predisposed to developing ovarian cancer.

The aim of this study was to investigate the occurrence of (pre)neoplastic lesions in overtly normal Fallopian tubes from women predisposed to developing ovarian carcinoma. The presence of (pre)neoplastic lesions was scored in histological specimens from 12 women with a genetically determined predisposition for ovarian cancer, of whom seven tested positive for a germline BRCA1 mutation. A control group included 13 women. Immunohistochemistry was used to determine the expression of p21, p27, p53, cyclin A, cyclin D1, bcl-2, Ki67, HER-2/neu, and the oestrogen and progesterone receptors. Loss of heterozygosity (LOH) analysis on the BRCA1 locus was also assessed on dysplastic tissue by PCR studies. Of the 12 women with a predisposition for ovarian cancer, six showed dysplasia, including one case of severe dysplasia. Five harboured hyperplastic lesions and in one woman no histological aberrations were found in the Fallopian tube. No hyperplastic, dysplastic or neoplastic lesions were detected in the Fallopian tubes of control subjects. In the cases studied, morphologically normal tubal epithelium contained a higher proportion of Ki67-expressing cells (p=0.005) and lower fractions of cells expressing p21 (p<0.0001) and p27 (p=0.006) than in the control group. Even higher fractions of proliferating cells were found in dysplastic areas (p=0.07) and accumulation of p53 was observed in the severely dysplastic lesion. Expression patterns of other proteins studied, including the hormone receptors, were similar in cases and controls. One subject, a germline BRCA1 mutation carrier, showed loss of the wild-type BRCA1 allele in the severely dysplastic lesion. In conclusion, the Fallopian tubes of women predisposed to developing ovarian cancer frequently harbour dysplastic changes, accompanied by changes in cell-cycle and apoptosis-related proteins, indicating an increased risk of developing tubal cancer.

Adult↗

[Pelvic endoscopy in diagnosing fallopian tube disorders that cause infertility].

Over the period of 25 years, 1080 pelvic endoscopy in infertile women were performed, with special attention payed to the pathology of Fallopian tubes. Pelvic endoscopy was performed after previous HSG. During the pelvic endoscopy, the state of the uterus, ovaries and uterine tubes were evaluated, with much attention paid to the condition of the abdominal ostium of the uterine tube, symptoms of active and chronic inflammation, endometriosis, the authors also tried to diagnose the extension and character of pelvic-salpingian adhesions. Confrontation of the results enabled diagnosis in 111 (41.7%) women, out of 266, with patient Fallopian tubes the organic factors which impaired conception or made conception impossible. In the group of 814 women with tubal impotency in 15 (1.8%) cases extratubal factor was found, subserosal myoma in uterine horn, cyst, adhesions, while Fallopian tube itself was patent and unchanged. Organic factors of Fallopian tube disorder were determined. In 360 (44.2%) patients, out of 814, with tubal impotency pathological status was found (active salpingitis, tuberculosis, endometriosis) which required establishing of a necessary treatment and cancelling the surgical treatment.

Endoscopy↗

Quantitative study of alpha-adrenergic receptors in circular and longitudinal muscle of isthmus of rabbit fallopian tube and in rabbit aorta.

The affinity of phenylephrine (pD2 value) and KB value for phentolamine for the alpha-adrenergic receptors of circular and longitudinal muscle of isthmus of rabbit fallopian tube and rabbit aorta have been estimated. The affinity of both phenylephrine and phentolamine was significantly more for the alpha adrenoceptors of the longitudinal muscle of isthmus of rabbit fallopian tube and rabbit aorta than circular muscle of isthmus of fallopian tube. The results of this investigation suggest that alpha adrenoceptors of circular muscle of isthmus are atypical. If this holds good for the human fallopian tube, the development of selective alpha-adrenergic-receptor agonists and antagonists may be of potential practical application for the control of fertility.

Animals↗

A technique for the evaluation of failed fallopian tube ligation with metal clips.

The evaluation of fallopian tubes after failed tubal ligation can be difficult because conventional histopathological techniques are unable to section the metal clips when in situ. Once the clips have been removed, any evidence of tube patency is lost. This report describes a technique of embedding and sectioning that enables sections to be made while the metal clips are still in situ. This is a modification of a method first described to embed mineralised bone and involves the use of plastic embedding and a diamond saw. Using this technique, a permanent record is made of the tube location and patency.

Adult↗

Evidence for the in-vitro de-novo synthesis of immunoglobulin and a previously undescribed 17 kDa protein (TEP-2) by the mucosa of the fallopian tube.

De-novo synthesis and secretion of proteins by short-term explants of matched Fallopian tube mucosa and endometrium were studied using radiolabelled L-[35S]methionine and [3H]glucosamine. To compare directly each anatomical site of the Fallopian tube and endometrium from the same source, newly synthesized proteins were separated on one-dimensional polyacrylamide gel electrophoresis and examined by auto-radiography. De-novo synthesis of two protein bands provisionally designated as tubal epithelial protein 1 (TEP-1) and tubal epithelial protein 2 (TEP-2), was observed in explants of the Fallopian tube mucosa obtained from each anatomical site throughout the ovarian cycle (n = 20). TEP-2 was not apparent in tubal mucosa obtained from post-menopausal women (n = 5). De-novo synthesis of TEP-1 and TEP-2 was not apparent in autoradiographs of radiolabelled proteins from short-term explants of endometrium. From the autoradiographs the molecular mass of TEP-1 and TEP-2 was calculated to be 25 kDa and 17 kDa, respectively. Incorporation of glucosamine into newly synthesized protein occurred in TEP-2 but not TEP-1. TEP-1 was observed to be immunochemically identical to immunoglobulin kappa light chains.

Adult↗

Analysis of treatment failures and survival of patients with fallopian tube carcinoma: a cooperation task force (CTF) study.

OBJECTIVE: The objective of this retrospective multicenter study was to assess the pattern of failures and survival of patients with primary carcinoma of the fallopian tube. METHODS: The hospital records of 88 patients with primary carcinoma of the fallopian tube were reviewed. Surgery was the initial therapy for all patients. Tumor stage was I in 21 (23.9%), II in 21 (23.9%), III in 43 (48.8%), and IV in 3 (3.4%) patients. Postoperative treatment was given without well-defined protocols. The median follow-up of survivors was 55 months (range, 7-182). RESULTS: Of the 21 patients with stage I disease, 10 had no postoperative treatment and 11 had platinum-based chemotherapy. Five (23.8%) patients recurred after a median of 29 months (range, 8-93) from initial surgery. Of the 21 patients with stage II disease, 2 had no postoperative treatment, 2 underwent external pelvic irradiation, 16 received platinum-based chemotherapy, and 1 patient had oral melphalan. Eight (38.1%) patients recurred after a median of 25.5 months (range, 7-57). Of the 46 patients with stage III-IV disease, 1 patient refused chemotherapy and died after 19 months and 45 patients received platinum-based chemotherapy. A clinical complete response was obtained in 29 (64.4%) patients and a partial response in 8 (17.8%). A second-look laparotomy was performed in 14 of the 29 clinically complete responders: 12 patients were found to be in pathological complete response and 2 had persistent disease. Six (50.0%) of the former recurred after a median of 22 months (range, 13-101) from initial surgery. The two patients with persistent disease developed tumor progression after 15 and 11 months, respectively. Fifteen clinically complete responders did not undergo second-look, and 7 (46.7%) of them had a recurrence after a median of 18 months (range, 9-41). For the whole series, 5-year survival was 57%. By log-rank test, survival was related to FIGO stage (III-IV vs I-II, P = 0.0001), tumor grade (G3 vs G1 + G2, P = 0.0038), and patient age (>58.5 years vs <58.5 years, P = 0.0069), but not to histological type. The Cox model showed that FIGO stage (P = 0.0018) and patient age (P = 0.0290) were independent prognostic variables for survival. Among the patients with stage III-IV disease, 5-year survival was 55% for the patients who had residual tumor <1 cm compared with 21% for those who had larger residuum (P = 0.0169). CONCLUSIONS: Primary carcinoma of the fallopian tube shares several biological and clinical features with ovarian carcinoma. However, when compared with the latter, fallopian tube carcinoma more often tends to recur in retroperitoneal nodes and distant sites. Stage, patient age, and, among patients with advanced disease, residual tumor after initial surgery represent important prognostic variables for survival.

Adult↗

Imaging of fallopian tube tumors.

OBJECTIVE: The purposes of this study were to investigate the imaging findings in patients with primary fallopian tube neoplasms and to determine whether specific imaging features favor the preoperative diagnosis of fallopian tube tumors (FTT). MATERIALS AND METHODS: Computerized search of medical records from 1984 to 1994 identified 20 patients with a discharge diagnosis of primary fallopian tube carcinoma. Medical records, imaging studies, and pathology findings were reviewed. Eleven patients had available preoperative imaging. RESULTS: Seventeen of 20 patients with primary FTT had unilateral disease. Of these 17, preoperative imaging was available in nine, showing four solid adnexal masses, four complex cystic adnexal masses, and one normal adnexa. The preoperative imaging of these nine patients included six sonographic and five CT studies. Three patients with primary FTT had bilateral tumors, and preoperative imaging was available for two patients: Two sonographic studies and one CT study showed one complex cystic adnexal mass and three normal adnexa. CONCLUSION: Primary FTT commonly presents as an adnexal mass on preoperative imaging and mimics other pelvic malignancies, especially ovarian carcinoma. Making a specific preoperative diagnosis is difficult; however, because primary FTT is unlikely to be confused with a benign process, delay in diagnosis is rare.

Adult↗

Immunohistochemical localization of galactosyltransferase in the normal human ovary and fallopian tube.

Galactosyltransferase (UDP-galactose: 2-acetamido-2-deoxy beta-D-glucopyranose beta-(1-4) transferase) in human tissue specimens from ovaries and the corresponding fallopian tubes was localized immunohistochemically for light microscopy. An affinity-purified rabbit anti-human milk galactosyltransferase antibody was used. Intracellular galactosyltransferase was found to be localized to the juxtanuclear (Golgi) region of the secretory cells of the fallopian-tube epithelium and to the ovarian stromal cells involved in steroid-hormone production. Cell-surface galactosyltransferase was localized to ciliated cells of the fallopian-tube epithelium. During the follicular phase of the menstrual cycle, galactosyltransferase was found only in the Golgi regions of theca interna cells of the ovarian graafian follicle, and in the fallopian tube was found predominantly on the cilia of epithelial cells. During the luteal phase, galactosyltransferase was abundant in the Golgi regions of granulosa lutein cells of the corpus luteum, and was predominant in the secretory cells of the tubal epithelium. Galactosyltransferase was not detected on the mesothelial ovarian surface. The results demonstrate that the cellular distribution and location of galactosyltransferase correlates with phenotypic differentiation and varies during the human female hormonal cycle.

Adolescent↗

The human fallopian tube contains placental protein 5.

Placental protein 5 (PP5), a glycoprotein with properties of a serine protease inhibitor, was found in human Fallopian tubes removed during proliferative (n = 6) and secretory (n = 6) phases of the menstrual cycle. The content of PP5 did not differ in fimbrial, ampullar and isthmic parts of the tube. In gel filtration, PP5-immunoreactivity from Fallopian tube extracts eluted as one major peak corresponding to a mol. wt of 36 kd. In radioimmunoassay, the dose--response curves of purified placental PP5 and Fallopian tubal extracts were parallel. In immunofluorescence staining, utilizing polyclonal and monoclonal antibodies, PP5 was localized to the epithelium of the Fallopian tube, but weaker staining was observed also in the stroma. As a potential serine protease inhibitor, PP5 might play a part in the implantation of the fertilized ovum.

Adult↗

Fallopian tube and ovarian hydrocarbons.

Hydrocarbons of the human ovary and Fallopian tube have been studied by temperature-programmed gas chromatography. The major compounds present are a series of n-alkanes (C16 to C40), with the addition of iso and anteiso hydrocarbons. The human ovary and Fallopian tube hydrocarbons did not show significant changes during the menstrual cycle.

Chromatography, Gas↗

Lymphogenous metastasis in the primary carcinoma of the fallopian tube.

The bad prognosis of primary Fallopian tube carcinoma (FTC) is mostly ascribed to early lymphogenous metastasis. Yet, there is a lack of information on the tumor size at which lymph node metastasis must be expected to occur. Our study was therefore designed to correlate the anatomopathologic substratum and the histologic results with the lymph node status. Data were obtained from 21 women who received primary surgery, during which additional total pelvic and para-aortic lymphadenectomy was performed as well. The "surgical" staging was compared to the final clinical staging after histologic inspection of the lymph nodes according to the FIGO classification. Lymph node metastases never occurred as long as the tumor was confined to the tube (stage I). Lymphogenous dissemination set in only after further, local expansion of the tumor, involving the ovaries, the peritoneum, or the uterus (surgical stage II); 3 of the 7 patients of surgical stage II had to be reclassified to stage III because of manifest lymph node metastases. After the onset of intra-abdominal or general metastasis (stage IV), lymph node metastases occurred significantly more often (P = 0.048). Due to the specific lymphatic drainage, lymphogenous metastasis must be expected to spread as far as to the para-aortic region even in the early stages. Highly differentiated tumors (G I) do not disseminate into the lymphatic system, not even in advanced stages, whereas anaplastic tumors (G II and III) metastasize relatively early. As soon as metastasis has occurred, prognosis of life diminishes markedly, but not significantly (49 versus 24 months, P = 0.19). Correct FTC-staging is obtained only on the basis of pelvic and para-aortic lymphadenectomy.

Adolescent↗

[Clinical and pathological aspects of primary carcinoma of the fallopian tube (author's transl)].

A report is presented of 24 cases of primary carcinoma of the Fallopian tube, histologically confirmed between 1956 and 1971 at the laboratory of the 2nd Gynaecological Department, University of Vienna, Austria. All patients underwent surgery. Total hysterectomy and bilateral salpingo-ophorectomy was performed in 16 cases. All patients received radiotherapy after surgery. All patients in whom the carcinoma was not confined to the Fallopian tubes (stages II to IV) died within 5 years (average 2.6 years). Patients with stage I lesions survived longer than 5 years only in those cases with more highly differentiated carcinomas (grades I and II). Histological grading, therefore, seems to enable a more reliable prognosis of stage I carcinoma of the Fallopian tube.

Adult↗

Mesodermal mixed tumor primary in the fallopian tube.

Mullerian mixed tumors, as a group, are uncommon. Only 27 cases of this tumor of the fallopian tube have been reported to date. We report the 28th case of mixed mesodermal tumor, originating in the fallopian tube. A 79-year-old woman had mistaken a bloody vaginal discharge for hematuria. Various examinations showed no evidence of malignancy. However, computerized tomography revealed an intrapelvic tumor. Laparotomy was performed, with a suspicion of tubal malignancy. The final pathologic diagnosis was mixed mesodermal tumor, originating in the fallopian tube. Postoperatively, the patient was placed on oral adjuvant chemotherapy for 34 months. At present, she is doing well. Though no definite conclusions regarding the best method of therapy can be reached, an aggressive mode of therapy is recommended. The primary therapy is surgery; however, surgery followed by chemotherapy may have a potential benefit.

Aged↗

[The effect of extracts from Fallopian tube tissues, uterine fibromas and uterine adenocarcinomas on the growth and capacity for cell division of a human cell line].

Effects of the extracts prepared from tissues of fallopian tubes, uterine fibroid and uterine adenocarcinoma on mitotic activity and amitotic division in culture Tg33 were studied. Extracts with two protein concentrations, 25 and 100 mkg/ml, resp., were used. Differences were found between effects of extracts from malignant tissue and those of histologically unchanged fallopian tube extracts, and also the extract from tissues of uterine fibroid. The extracts from fallopian tubes removed during operation of the ovarian cyst and uterine fibroid (protein concentration 25 and 100 mkg/ml), and the extract of uterine fibroid (100 mkg/ml) caused the increase in mitotic activity. The extract from malignant tissues of adenocarcinoma (protein concentration 25 mkg/ml) and fallopian tubes (25 and 100 mkg/ml) caused no increase in the number of mitoses. The extract from tissues of uterine adenocarcinoma (protein concentration 100 mkg/ml) inhibited the number of mitoses in the culture. The above extracts effecting Tg33 cells caused the increase in the number of amitoses. The number of pathological mitoses did not increase under the influence of all the tested extracts.

Adenocarcinoma↗

Adenocarcinoma of the fallopian tube: results of a multi-institutional retrospective analysis of 72 patients.

PURPOSE/OBJECTIVE: To determine the prognostic factors for predicting outcome of patients with adenocarcinoma of the fallopian tube and to evaluate the impact of treatment modalities in managing this uncommon disease. MATERIALS AND METHODS: A retrospective analysis of the tumor registries from 6 major medical centers from January 1, 1960 up to March 31, 1995 yielded 72 patients with primary adenocarcinoma of the fallopian tube. The Dodson modification of the FIGO surgical staging as it applies to carcinoma of the fallopian tube was utilized. Endpoints for outcome included overall and disease-free survival. Univariate analysis of host, tumor, and treatment factors was performed to determine prognostic significance, and patterns of failure were reviewed. RESULTS: The median age of the study cohort was 61 years (range 30-79 years). Stage distribution was 24 (33%) Stage I; 20 (28%) Stage II; 24 (33%) Stage III; and 4 (6%) Stage IV. Adjuvant chemotherapy was administered to 54 (75%) patients, and postoperative radiotherapy was employed in 22 (31%). In the latter treatment group, 14 (64%) had whole pelvic external beam irradiation, 5 (23%) whole abdominal radiotherapy, 2 (9%) P-32 instillation, and 1 (4%) vaginal brachytherapy alone. Chemotherapy was used in 67% of Stage I and in 79% of Stages II/III/IV disease (not significant); radiotherapy was more commonly employed in Stage I than in Stages II/III/IV (46% vs. 23%, p = 0.05). The 5-, 8-, 15-year overall and disease-free survival for the study patients were 44.7%, 23.8%, 18.8% and 27.3%, 17%, 14%, respectively. Significant prognostic factors of overall survival included Stage I vs. II/III/IV (p = 0.04) and age < or = 60 years vs. > 60 years at diagnosis (p = 0.03). Only Stage I vs. II/III/IV (p = 0.05) was predictive of disease-free survival. Patterns of failure included 18% pelvic, 36% upper abdominal, and 19% distant. For all patients, upper abdominal failures were more frequently found in Stages II/III/IV (29%) than in Stage I (7%) (p = 0.03). Relapses solely outside of what would be included in standard whole abdominal radiotherapy portals occurred for only 15% of patients (6 of 40) with failures. Furthermore, patients having any recurrence, including the upper abdomen, were more likely (p = 0.001) to die (45%) than those without any type of relapse (18%). CONCLUSION: This retrospective, multi-institutional study demonstrated the importance of FIGO stage in predicting the overall and disease-free survival of patients with carcinoma of the fallopian tube. Future investigations should consider exploring whole abdominal irradiation as adjunctive therapy, particularly in Stage II and higher.

Adenocarcinoma↗