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Topical bupivacaine and etidocaine analgesia following fallopian tube banding.

The purpose of this study was to compare the effectiveness and safety of etidocaine and bupivacaine for postoperative analgesia after laparoscope sterilization. The study was performed in 22 healthy patients who received either one per cent etidocaine, 2 mg.kg-1, or bupivacaine 1.5 mg.kg-1 in a double-blind, randomized fashion. The local anaesthetic was dropped onto the fallopian tubes from uterus to fimbriae before tubal occlusion. To establish safety, blood concentrations of the parent drug and its metabolites were measured before application and at 1, 3, 6, 10, 15, 30, 60 and 120 min. The mean peak concentrations were 501.8 +/- 71.3 (SEM) for etidocaine with a range of 225 to 905 ng.ml-1. For bupivacaine, the mean peak concentration was 468 +/- 73.8 SEM with a range from 191 to 1005 ng.ml-1. The mean values are one eighth of the toxic convulsive dose for humans. Etidocaine was metabolized at a faster rate than bupivacaine with a rapid appearance of 2-amino-2'-butyroxylidide (ABX). The bupivacaine metabolite 2,6-pipecoloxylidide (PPX) was detected in low concentrations in the 60-minute samples. We conclude that the topical application of either etidocaine or bupivacaine is a safe procedure in the doses and concentrations used during general anaesthesia for laparoscopic tubal banding.

Abdominal Pain↗

Giant cell arteritis of fallopian tube.

One case of giant cells arteritis involving tubaric arteries in a postmenopausal woman is described. The patient was 59 years old and presented with asthenia, anemia, fever, weight loss, an abdominal palpable mass and elevated erythrocyte sedimentation rate. Exploratory laparotomy revealed a large ovarian cyst of 14 cm in diameter. Extensive giant cell arteritis, Horton's type, of the small-sizes arteries was found unexpectedly in the fallopian tube of the patient who had had a prior ovariectomy. Giant cell arteritis of the female genital tract is a rare finding in elderly women and may occur as an isolated finding or as part of generalised arteritis.

Aged↗

Entrapment of the appendix and the fallopian tube in peritoneal dialysis catheters in two children.

Continuous ambulatory peritoneal dialysis (CAPD) has revolutionized the management of renal failure in children. However, CAPD catheter malfunction is not uncommon, the main complications being catheter-related infection and catheter-related obstruction. Herein the authors report both of the above complications, attributable to unique and previously unreported causes. One patient had appendicitis and peritonitis secondary to catheter entrapment of the appendix; the other had an obstructed catheter secondary to entrapment of the right fallopian tube within its lumen. To avoid potentially serious complications, early exploration of malfunctioning catheters is recommended.

Appendicitis↗

Males with a uterus and fallopian tubes, a rare disorder of sexual development.

A man (46,XY) is described with an intraabdominal uterus and fallopian tubes. His testes, each of which contained a gonadoblastoma, occupied the intraabdominal adnexal position, leaving the scrotum empty. His external genitalia were unambiguously male. A vagina opened into the urethra. His presenting complaint was inguinal hernia. This developmental defect has been described previously, but genetic aspects and its relation to other conditions, "mixed" gonadal dysgenesis in particular, remains obscure pending the recognition and reporting of more cases studied in the light of recent cytogenetic advances.

Adolescent↗

Mucosal epithelial proliferation of the fallopian tube: a particular association with ovarian serous tumor of low malignant potential?

The presence or absence of tubal mucosal epithelial proliferation (MEP) and its degree of severity when present were investigated in 191 cases, including 49 ovarian serous tumors of low malignant potential (LMP), 33 nonserous (predominantly mucinous) LMP tumors, various other benign and invasive malignant female genital tract lesions, and 37 cases (73 fallopian tubes) of tubal ligation for sterilization. MEP including all degrees of severity was found to be an almost ubiquitous (83% of all cases) lesion of no clinical significance. On the other hand, MEP of moderate or marked degree was rarely seen (3% of cases) in normal tubes obtained for sterilization, but was identified in from 25% to > 40% of tubes accompanying a wide variety of nonneoplastic and neoplastic lesions. Thus, we recommend that only moderate to marked MEP be considered as a diagnosable lesion in the future. There was no tendency in this material for MEP to show any specific association with ovarian serous LMP tumors, as was previously reported. However, when MEP was present, it was more likely to be widespread and mitotically active when it accompanied an ovarian LMP tumor of any histologic type than when it was found with benign ovarian lesions, invasive gynecologic cancers, uterine leiomyomas, or tubal inflammatory lesions and ectopic pregnancies.

Cell Division↗

Capacitation of mammalian spermatozoa in vivo, with a specific focus on events in the Fallopian tubes.

This essay argues strongly that for those sperm cells involved in fertilisation, the process of capacitation represents an active and specific coordination within succeeding regions of the female tract and one whose completion is synchronised with the events of ovulation. Observations on the time-course of capacitation when spermatozoa are first exposed to the uterus and then progress to the Fallopian tubes indicate a synergistic influence of these adjoining portions of the female tract on the rate of capacitation. Three concepts on the control of capacitation are introduced to emphasise the importance of integration in vivo, namely that (1) completion of capacitation is a peri-ovulatory event, (2) suppression of completion of capacitation is an essential storage strategy during a long pre-ovulatory interval, and (3) the process of capacitation comes under the influence of local and systemic ovarian control mechanisms, especially the secretion of progesterone from Graafian follicles soon to ovulate. The last would act to coordinate the final maturation and meeting of male and female gametes. Despite the preceding points, the requirement for such integrated in vivo programming of sperm cell maturation can clearly be overridden in systems of culture. The most reasonable interpretation here would be that a microdrop of culture medium containing eggs, follicular cells and components of follicular fluid would to a considerable extent represent a post-ovulatory environment. Within such a preparation, there would be leaching of the sperm surface among the relatively vast and heterogeneous population of cells, and a proportion of spermatozoa could then respond to 'post-ovulatory signals', not least to molecular influences of the zona pellucida and vitelline products for completion of capacitation. Nonetheless, a physiologically meaningful interpretation of capacitation calls for a stepwise analysis of the dynamic interactions between sperm cell and female tract at successive stages between the uterus and ampullary-isthmic junction.

Animals↗

Malacoplakia of the ovary, fallopian tube and uterus: a case associated with diabetes mellitus.

Malacoplakia is a chronic xanthogranulomatous inflammation that most commonly affects the urinary tract and the gastrointestinal system of middle-aged women. It is rarely encountered in a female genital tract, and only a handful of cases of malacoplakia of the ovary have been described. We report an unusual case of malacoplakia extensively involving the ovary, fallopian tube and uterus of a 47-year-old woman with poorly controlled diabetes mellitus. Escherichia coli was cultured from the ovarian lesion. To our knowledge, such an extensive female genital malacoplakia associated with diabetes mellitus has not been reported before. Widespread or atypical site malacoplakia occurring in a patient with systemic disease may result from a diminution of macrophagocytic function, either under the influence of the systemic illness or related to corticosteroid excess. We propose that diabetes mellitus without appropriate medical control may have resulted in impaired leukocyte function which, when combined with E. coli infection, led to the development of extensive malacoplakia in the genital tract of this patient.

Diabetes Mellitus, Type 1↗

Human fallopian tube as an extraovarian source of relaxin: messenger ribonucleic acid expression and cellular localization of immunoreactive protein and 125I-relaxin binding sites.

By means of specific human relaxin primers that originated from relaxin A and B chains, a monoclonal antibody, and 125I-relaxin, the expression of mRNA and immunoreactive protein and the presence of binding sites for relaxin were investigated in human fallopian tubes. Reverse transcription polymerase chain reaction (RT-PCR) analysis of total RNA isolated from tubal tissues revealed the predicted 434-bp fragments originating from both the H1 and H2 relaxin genes. Restriction enzyme digestion of the RT-PCR products with Msp I (Hpa II), present only in the relaxin H1 sequence, resulted in the anticipated 175- and 259-bp fragments, whereas digestion with Hpa I, which is present in the relaxin H2 sequence and should have resulted in 188- and 246-bp fragments, induced a limited and partial digestion of the product. Codigestion of the RT-PCR product with Msp I+Hpa I also resulted in 175- and 259-bp fragments. The immunoreactive relaxin protein was present primarily in the tubal epithelial cells of the ampullary and isthmus regions, and with weaker intensity in tubal smooth muscle cells. Immunoreactive relaxin either was barely present or was absent in other tubal cell types. The intensity of immunostaining for relaxin in the epithelial cells appeared not to be cycle-dependent; however, these cells showed a lower immunostaining at the late secretory phase of the menstrual cycle than at other reproductive stages and an absence of immunostaining during the postmenopausal period.(ABSTRACT TRUNCATED AT 250 WORDS)

Autoradiography↗

[Carcinoma of the Fallopian tube: a case].

The case of a 43-years old woman with previous history of mental retardation and major depressive syndrome, consulting for metrorrhagia is presented. At physical examination a right adnexal mass was detected on palpation. Transvaginal echography showed a 3-cavity cyst in right ovary. A surgical intervention with total hysterectomy and dual adnexectomy was performed. Pathological study showed proliferative endometrium, bilateral follicular cysts and well differentiated serous adenocarcinoma located at fallopian tube. The patient refused adjuvant chemotherapy, a close follow-up is ongoing in outpatient Oncology Unit. Then some epidemiologic, etiologic, clinica, diagnostic and therapeutic issues related to this rare tumour are discussed.

Adult↗

Clinico-pathological study of fallopian tubes after transcervical insertion of quinacrine hydrochloride pellets.

This study lends support to others indicating the apparent safety and effectiveness of multiple transcervical insertions of quinacrine hydrochloride as pellets in 240 mg dosage to achieve permanent sterilization. In order to study the effects of the number of quinacrine pellet insertions and the site of placement of the pellets in the uterus of prehysterectomy volunteers, a scoring system of histological changes in the Fallopian tube was designed. Quinacrine pellets were deposited at the fundus using a straight inserter in 16 women, and at the cornua using a curved inserter in 17 women. Each group had at least five women receiving one, two or three insertions at one-week intervals. Results indicate that neither the number of insertions nor the place of deposition of the pellets affects the degree of tubal inflammation and fibrosis.

Adult↗