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Biomedical subjects

M Farber

Publications and source records attributed to M Farber.

At least 73 records · Page 4Linked to original sources

Diagnostic and therapeutic modalities in women with galactorrhea.

Prolactin response to various pharmacologic agents was tested and hypocycloidal polytomograms of pituitary sellae were performed in 77 women with galactorrhea. Polytomographic findings of pituitary sellae and the results of hypothalamic-pituitary tests were analyzed retrospectively in 18 patients with pituitary adenoma. Of the patients with pituitary tumor, 94% had abnormal polytomograms of sellae turcica, 89% had serum prolactin levels greater than 160 ng/ml (range, 170 to 264 ng/ml), and 78% showed abnormal response to thyrotropin-releasing hormone (TRH) stimulation test. Transsphenoidal excision of the tumor was complete in all 14 patients with microadenoma (10 mm or less in diameter) but was incomplete in 4 patients with macroadenoma and evidence of extrasellar extension. Galactorrhea ceased and normal ovulatory menses resumed after surgery in all patients with microadenoma. Twenty-five patients received bromocriptine. Twenty-three of them had hyperprolactinemia and 21 had normal sellar polytomograms. Galactorrhea ceased and normal menses occurred in 18; 6 patients conceived. Two patients with abnormal polytomography and euprolactinemia responded to bromocriptine treatment and 1 of them conceived. The findings suggest that serial prolactin levels and hypocycloidal polytomography of sella turcica are helpful in diagnosis of pituitary prolactinomas. The TRH stimulation test is also useful in evaluating these patients. Because the natural course of the prolactinomas and the long-term results of the surgical and pharmacologic treatments are unknown, ideal management has yet to be established.

Amenorrhea↗

Cervical atresia.

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Cervix Uteri↗

Bicornuate uterus and partial atresia of the fallopian tube.

Partial atresia of the fallopian tube was discovered in two patients with double uteri of the bicornuate variety. The abnormal tube in each case was ipsilateral to a noncommunicating, nonfunctioning, rudimentary uterine horn. A normal fimbriated end led to a short, patent ampullary portion that ended blindly in the mesosalpinx. Realization of the potential for the coexistence of congenital malformation of the fallopian tubes with various uterine malformations suggests that extreme caution be exercised during adnexal surgery in patients with anomalous development of the müllerian ducts.

Adolescent↗

Chylous metrorrhea.

Chylous is an extremely unusual cause of leukorrhea. The diagnosis is established by verification of the chylous nature of the discharge, documentation of its uterine origin, and lymphangiographic demonstration of dilated pelvic lymphatics with uterine reflux. Surgical excision of the incompetent lymphatic channels is the treatment of choice.

Child↗

Lipoid cell tumor of the ovary.

An androgen-secreting tumor of the left ovary was preoperatively localized in a 55-year-old virilized woman by radioimmunoassay of blood androgens. The blood sample was obtained by bilateral catheterization of the ovarian and adrenal veins using a percutaneous retrograde femoral approach. A total abdominal hysterectomy and bilateral salpingo-oophorectomy were performed, and revealed a lipoid cell tumor of the left ovary and right ovarian stromal hyperplasia. Despite early postoperative return of plasma adrogens to the normal range, virilizing signs persisted almost unchanged 1 year after surgery.

Adrenal Rest Tumor↗

Surgery for congenital absence of the vagina.

The Counsellor modification of McIndoe's procedure was used to create a vagina in 12 of 15 patients who presented with Rokitansky-Kuster-Hauser syndrome. Eighty percent of these patients, followed postoperatively from 4 months to 8 years, report satisfactory coital function. Our experience suggests that a malleable stent fashioned to conform to the surgically created neovagina is superior to a preformed, nonmoldable stent to which the endopelvic fascial dissection must conform.

Adolescent↗

Rokitansky-Kuster-Hauser syndrome and leiomyoma uteri.

A large leiomyoma found in a patient with Rokitansky-Kuster-Hauser syndrome 8 years following McIndoe's procedure for the creation of an artificial vagina emphasizes the need for continued long-term gynecologic care of these patients who are theoretically at average risk for the development of myometrial or ovarian neoplasia. The fact that with the syndrome leiomyomata have been reported only three times previously and ovarian malignancy never suggests that these patients are often lost to long-term followup.

Adolescent↗

The emerging role of carcinodevelopmental antigens in the clinical laboratory.

Patterns of carcinoembryonic antigens (CEA) in fetal gut, seminal plasma, and amniotic fluids were investigated. In fetal gut the broadest range of CEA-expression occurred during the period of maximal mucosal differentiation. While normal adult colon or other fetal stages expressed lower quantitative and qualitative amounts of CEA, maximal CEA expression could be found in a pool of 20 primary adenocarcinomas of the colon. Low levels of CEA in seminal plasma were associated with subfertile, poorly differentiated sperm as opposed to CEA levels found in either normal ejaculates or those obtained from vasectomized, previously fertile males. In amniotic fluid CEA remained at a constant level between the 16th and 22nd week in utero as did fructose and urea levels. Glucose and histaminase levels showed great variance. The relationship of these latter findings to genetic defects is currently being investigated. These data suggest that an ever increasing number of biologic samples will be tested in the clinical laboratories for carcinodevelopmental antigen levels. These will be used for the prognosis and/or diagnosis of abnormal differentiation patterns in patients with cancer or in the developing fetus.

Amniotic Fluid↗

Diagnostic evaluation of hirsutism in women by selective bilateral adrenal and ovarian venous catheterization.

To determine the most significant secretory source of their androgens, 13 hirsute nonvirilized women underwent selective bilateral adrenal and ovarian venous catheterization to obtain effluent blood for the assay of testosterone and delta4-androstenedione. In three patients the testosterone and delta4-androstenedione gradients were significantly greater in the adrenal venous effluents. Testosterone and delta4-androstenedione gradients were significantly greater in the ovarian venous effluents in four patients. In six patients there were no significant differences in the testosterone gradients between the adrenal and ovarian venous effluents. The delta4-androstenedione gradients were greater in the adrenal venous effluents in three of these patients, greater in the ovarian venous effluents in one, and not significantly different in two of these patients. The fact that the measurement of urinary 17-ketosteroid excretion, the suppressibility of peripheral plasma androgens with dexamethasone, and the stimulation of peripheral plasma androgens with human chorionic gonadotropin correlated poorly with the selective catheterization data suggests that the former modalities are imprecise in the diagnostic evaluation of hirsutism in women.

17-Ketosteroids↗

The primary empty sella syndrome.

An extreme and unique manifestation of the primary empty sella syndrome was found by the pneumoencephalographic demonstration of air in the sella turcica of a short, 18-year-old, prepubescent female with primary amenorrhea. Gonadotropins and growth hormone were selectively deficient and not stimulated by luteinizing hormone releasing hormone (LHRH) or insulin induced hypoglycemia, respectively.

Adolescent↗

Mixed gonadal dysgenesis without virilization.

A 19-year-old phenotypic female with primary amenorrhea and 45X,0/46X,Y chromosomal mosaicism was found to have asymmetrical gonadal dysgenesis. Her lack of virilization precludes her precise categorization in the current nomenclature of gonadal dysgenesis and she is considered a unique variant of the syndrome of mixed gonadal dysgenesis.

Adult↗

Reconstructive surgery for congenital atresia of the uterine cervix.

Reconstructive surgery for congenital atresia of the uterine cervix, utilizing the atretic cervix as a conduit for the permanent fistulous communication between the endometrial cavity and vagina, has resulted in the establishment of cyclic menses in four patients followed for up to 27 months postoperatively. A detailed review of maternal obstetric histories failed to reveal a common factor causally related to this extremely unusual and formerly hopeless congenital anomaly of the Müllerian ducts.

Adolescent↗

Pregnancy and von Gierke's disease.

A detailed description of the course of pregnancy in a patient with von Gierke's disease is presented. Careful dietary control together with proper management of the hematologic complications of the disease led to a successful outcome.

Adult↗

Amenorrhea: a review of forty cases.

A retrospective analysis of the clinical data from 40 patients with amenorrhea has enabled us to reach useful generalizations applicable to the management of this problem. Chromosome studies when puberty is delayed and a thorough pelvic examination when menarche fails to appear at the proper time relative to the sequence of other pubertal events will lead to an early definitive diagnosis in most cases of primary amenorrhea. A schema for the functional categorization of patients with secondary amenorrhea is presented to obviate the necessity of obtaining a needlessly expensive battery of laboratory tests which often yield misleading or uninterpretable data.

Adolescent↗