Search Results
Results 301 - 350 of 407
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Grove A - - 1992
Superficial perineal leiomyosarcomas are rare, with only three previously reported examples. We encountered a superficial (deep subcutaneous) perineal leiomyosarcoma in a 17-year-old female. At follow-up two years after a wide excision, there were no signs of recurrence. The tumour was well differentiated and showed immunoreactivity for alpha-smooth muscle actin and ...
Vrabec J T - - 1992
Dermoids and teratomas are frequently described in the head and neck, but are rarely found in the middle ear or temporal bone. We have recently managed a case of an extensive middle ear dermoid occurring in a 14-month-old female. The purpose of this article is to report the presentation and ...
Kandalaft P L - - 1992
We report a case of ovarian leiomyomata, bilateral and massive, in a 21-yr-old woman. Primary leiomyoma of the ovary is a very rare tumor and is usually small, unilateral, and concomitant with uterine leiomyomata. To our knowledge, this is the first report in the English literature of bilateral ovarian leiomyomata. ...
Van Winter J T - - 1992
BACKGROUND: Primary ovarian leiomyoma is rare. Most cases are asymptomatic; this benign neoplasm is usually found incidentally on routine pelvic examination, at surgery, or at autopsy. CASE: We present what we believe to be the first case of ovarian leiomyoma associated with ascites and polymyositis, both of which resolved after ...
Carr K A - - 1992
We present a case of a 25-year-old patient at term pregnancy who presented with a bilateral ovarian neoplasm that was histologically and immunohistochemically indistinguishable from ependymoma of the central nervous system. Progesterone receptors were detected in primary and recurrent neoplasms by immunohistochemistry. This is the first case of this rare ...
Mori H - - 1992
Leiomyomas or benign tumors of smooth muscle origin are extremely rare in the larynx. A review of the literature revealed only 15 confirmed cases of leiomyoma, eight leiomyosarcomas, and no cases of leiomyoblastoma. An unusual case of "bizarre" laryngeal leiomyoma arising from the vocal cord, which is believed to be ...
Konovalov A N - - 1992
A highly ossified teratoma was diagnosed and surgically treated in a 2-year old girl. More than 150 teeth were macroscopically identified during the operation. Pathological study established the diagnosis of mature teratoma with teeth formation. Only six analogous cases have been reported previously and only two patients survived the operation.
Parenti D J - - 1992
This is a case report of an asymptomatic, 65-year-old white female who was evaluated for multiple pulmonary nodules. This patient's presentation, clinical course and pathologic specimens are consistent with benign metastasizing leiomyoma. A review of this rare disorder is included in this report with emphasis on past cases, clinical overview ...
Tarasidis G - - 1991
In this collective review, we have compiled all the reported cases of smooth muscle tumors of the rectum/anus in the world literature from 1959 to 1989. Our goal was to increase the data pool of smooth muscle tumors by adding these new data to that previously collected from 1881 to ...
Takahashi G - - 1991
A case of leiomyoma of the testis is reported. The origin of the intratesticular leiomyoma is controversial, but recently it is thought to arise from the contractile cells in the tunica propria of the seminiferous tubules. This is the first case reported in Japan and the fifth in the world ...
Korbi S - - 1991
A case of primary hepatic leiomyosarcoma is documented with the use of intermediate filament and actin isoform antibodies. The majority of the tumour cells were positive with alpha smooth muscle actin antibody and about 20% with anti-desmin antibody indicating their smooth muscle nature. A review of the literature revealed 16 ...
Nagahara N - - 1991
A case of testicular mixed germ cell tumor with teratoma in a 36-year-old Japanese male is reported. Histologically, it was strongly suggested that the rhabdomyosarcoma had originated from the mesenchymal element of the teratoma. A review of the literature revealed six definitive and two possible previous cases of testicular rhabdomyosarcoma ...
Chang S G - - 1991
Leiomyoma may originate at any anatomic location of smooth muscle in the genitourinary system. The kidney capsule is the most common site for the genitourinary leiomyomas. Leiomyoma origination from the scrotum is rare. The previous reported cases presented as small, firm, nontender, slowly enlarging freely movable masses within the scrotum. ...
Kurosawa S - - 1991
We retrospectively reviewed eight cases of small intestinal bleeding and assessed the value of RI scintigraphy and angiography in diagnosing the bleeding site. The patients' average age was 56.2 years. Chief complaints was melena of variable degree. In most cases neither upper endoscopy nor colonoscopy was diagnostic. RI scintigraphy (Tc-99 ...
Lachman M F - - 1991
We describe an ectopic ovary in a stillborn female. To our knowledge, this is the first report of an extra ovary in an infant. This case prompted a review of ectopic ovarian tissue, which is known by a variety of terms, the most common being accessory ovary and supernumerary ovary. ...
Lee J T - - 1991
Three cases of primary leiomyosarcoma arising from the greater omentum are described. On CT the tumors were multilobulated, flat, and pancake-like, with enhancing solid and multicystic densities. The masses in all cases were located in the most anterior part of peritoneal cavity. These CT findings are useful in the preoperative ...
Kadylak B - - 1991
7 cases of cystic changes within neonatal ovaries are reported. In the authors opinion the findings may be the result of hormonal hyperstimulation of newborn by maternal hormones and it's individual susceptibility. Morphologically the changes are similar to those seen in adult women with polycystic degeneration of the ovaries. For ...
San Marco L - - 1991
We describe a case of primary ovarian leiomyoma in a 16 year old patient; both ovaries were affected. Since at intervention normal tissue was found, the left ovary was preserved and a 30-months follow-up was carried out. Tumour markers (CA-125; alpha-fetoprotein; CEA and beta-HCG) were tested. Such a case has ...
Raffaini M - - 1990
A case of mandibular leiomyoma in a 8-month-old baby is reported. This is the 5th case of intrabony leiomyoma of the jaws reported so far. The tumor presented as a symptomless swelling of the mandibular ramus and required a limited resection. The pertinent literature is reviewed and the histological features ...
Bosscher J - - 1990
The finding of osseous metaplasia within an ovarian papillary serous cystadenocarcinoma is very rare. A review of the medical literature reveals only two previously published cases where mature bone was found in an ovarian serous cystadenocarcinoma. This report presents an additional case of this unusual phenomenon whose clinical significance remains ...
Hunt S J - - 1990
Two neonates with intracranial teratomas presented with cranial enlargements a few weeks after birth. Both cases underwent surgery: one died intraoperatively; the other is the longest known survivor, alive 7 years and 9 months after subtotal excision of a mature teratoma of the left sylvian fissure. Previous operations have been ...
Kaya S - - 1990
A case of leiomyoma arising from the subglottic area of a child is reported. This neoplasm is extremely rare in the larynx as only 14 cases have been described in the literature so far. Only 4 of these could be defined as subglottic. The clinical and histopathological features of laryngeal ...
Fletcher J A - - 1990
Cytogenetic studies were carried out on a low-grade metastatic uterine leiomyosarcoma and on a large degenerating uterine leiomyoma. The leiomyosarcoma and leiomyoma were hyperdiploid and hypodiploid, respectively, and both tumors contained multiple consistent chromosome aberrations. In the patient with leiomyosarcoma, flow cytometric studies of proliferative foci from a previously resected ...
Nuessle W R - - 1990
Leiomyosarcoma of the transverse colon is uncommon. A case report involving a 68-year-old man is presented. Included is a discussion of the characteristics of this rare entity based upon a review of the literature. The potential role of colonoscopy and indium-111 antimyosin in the diagnosis of this tumor is addressed.
Davidson L L - - 1989
Leiomyosarcoma is a rare tumor usually treated by wide local excision. We present a case of primary leiomyosarcoma of the skin on the anterior aspect of the chest wall treated by Mohs micrographic surgery. This is only the second reported case so treated. The patient has remained recurrence-free for 30 ...
Bourque M D - - 1989
Leiomyoma of the esophagus is not uncommon in the adult population but is rarely seen in children; only 20 cases have been reported in the pediatric population. In this paper we describe two cases of esophageal leiomyoma in female patients aged 6 and 13 years and review previous reports. Several ...
Taylor R - - 1989
Autoimmune ovarian failure is widely regarded as irreversible, although ovarian biopsy characteristically shows follicles surrounded by lymphocytes. Two previous reports of pregnancy in this condition both followed institution of steroid replacement therapy (Finer et al., 1985; Cowchock et al., 1988). We report a case in which fertility spontaneously returned to ...
Yokoyama M - - 1989
We report a case of benign prostatic hyperplasia in a 60-year-old patient who had been castrated when he was 30 years old. The prostatic tissue, which consisted of cystic and fibromuscular hyperplasia, contained no significant concentration of androgen receptors. Only 1 such case was reported previously in the literature.
Heller D S - - 1989
We report on the incidental finding of pituitary tissue in a mature teratoma on the uterosacral ligament of a 56-year-old woman who underwent exploratory laparotomy for ovarian masses. While the occurrence of pituitary tissue has been reported rarely in benign cystic teratoma of the ovary, and while pituitary adenomas can ...
Martin J - - 1989
A case of leiomyosarcoma of the renal vein occurring in a 48-year-old woman is reported, and the literature is reviewed. Ultrasonography (US) revealed a rounded uniform echogenic mass in the renal hilus. Computed tomography (CT) showed a well-demarcated, uniform, soft tissue density mass. Both US and CT were useful to ...
Clark D P - - 1988
Two cases are described of benign teratoma arising in the nasopharynx and presenting with difficulty breathing in the neonatal period. Preservation of the airway is paramount during assessment. Radiology and subsequent examination under anaesthetic, precede removal of the teratoma by snare. This is usually uncomplicated but bleeding has been reported. ...
Hanna G S - - 1988
Leiomyoma of the nose and paranasal sinuses is rare. It constitutes about 1 per cent of all benign tumours. This is due to the paucity of smooth muscle in the nose. In this paper, the authors present one case of vascular leiomyoma which arose in the inferior turbinate in a ...
Talmi Y P - - 1988
Teratomas are congenital tumours arising from pluripotent cells and usually consisting of tissue arising from all 3 embryonic germ layers. Teratomas are quite uncommon in head and neck sites and to date only 150 such cases have been reported. A rare case of teratoma of the mastoid region in a ...
Landmann D D - - 1988
Benign cystic ovarian teratoma is not an uncommon tumor, but its presentation as a bleeding rectal polyp has not been reported previously. A case report and review of the English medical literature are presented with emphasis on the cause, clinical presentation, and management of benign cystic ovarian teratomas with colorectal ...
Candelaria L M - - 1988
A case of a vascular leiomyoma of the upper lip has been presented. A review of the literature was completed, and the findings reported. Leiomyomas are rare intraoral neoplasms. When affecting the mouth, they are most likely to occur on the tongue, palate, buccal tissues, and lips. Conservative local excision ...
Teal L N - - 1988
Four cases of fetal teratomas arising from the sacrococcygeal and oropharyngeal areas are reported. The diagnosis, method of management, and grade of tumor are compared with previous experience in the literature. Pharyngeal lesions carry a worse prognosis for survival compared to the more common sacrococcygeal type (SCT). Atraumatic delivery and ...
Nance K - - 1987
We describe a 53-year-old woman who was found to have a large, ulcerated duodenal mass that on histologic examination was determined to be an epithelioid leiomyosarcoma and on ultrastructural studies contained a prominent component of cells with oncocytic change. To our knowledge, the findings in this case are unique, and ...
Taylor R W - - 1987
A case of a 72-year-old male with a leiomyosarcoma of the inferior vena cava causing Budd-Chiari syndrome is described. Percutaneous decompression of the portal system was attempted but with no success. At autopsy, a large tumor arising from and completely obstructing the inferior vena cava was found, histologically proven to ...
Bloomfield T H - - 1987
Seventy-two cases of benign cystic teratoma of the ovary were diagnosed and treated at Northwick Park Hospital between 1970 and 1982. The presentation, clinical features and complications of these tumours presenting at a district general hospital during a period of over 11 years are reviewed. 66% were asymptomatic at presentation, ...
Winters Z - - 1987
A case of pedunculated exogastric leiomyosarcoma presenting with haemoperitoneum is described. The difficulties in the diagnosis and management are discussed.
Komatsu H - - 1987
We report a case of a right adrenal pheochromocytoma with prominent anterolateral displacement of the inferior vena cava. A right ipsilateral anterior subcostal incision extending from the xiphoid process to the 11th intercostal space allowed for wide upward retraction of the right costal arch. This incision is useful for easy ...
Rakowsky E - - 1987
The case of a seventy-one-year-old woman with leiomyosarcoma of the kidney capsule is presented. Despite lack of invasion into surrounding tissues and few mitoses, the tumor recurred thirteen months after nephrectomy. A full subjective response and an almost complete objective regression lasting eight months were achieved using a short course ...
Griffin A S - - 1987
Sixty-six cases of leiomyosarcoma of the inferior vena cava (IVC) have been reported. We present another case and review the characteristics and treatment of this rare tumor. IVC leiomyosarcomas spread by extension into adjacent tissue planes. Direct extension into the heart is known, but not into the kidneys, adrenals, or ...
Nickell K A - - 1987
A case of placental teratoma is presented. The world's literature of 7 previous cases is cited, and the criteria for making this diagnosis, with emphasis on differentiation from a fetus amorphous, are reviewed. Lack of a recognizable umbilical cord and no recognizable skeletal development are the criteria used for diagnosing ...
Kaltreider S A - - 1987
Leiomyosarcoma has been rarely encountered in the orbit. Leiomyosarcoma may arise as a primary tumor in the orbit, metastasize from distant sites to the orbit, extend into the orbit from the paranasal sinuses, or appear after radiation therapy to the orbit. The 43-year-old female patient described in this paper underwent ...
Pringle K C - - 1987
The definition, natural history and prognosis of sacrococcygeal teratoma (SCT) are reviewed. Two cases of SCT are presented in detail. Both were diagnosed well before delivery and required intensive perinatal management. Both babies survived intact after removal of 30-50% of total body mass. Case selection for antenatal therapy remains a ...
Li S C - - 1986
Analysis of the glycosphingolipid composition in one case of uterine leiomyosarcoma metastasized to the liver showed an accumulation of globotriaosylceramide as compared with normal liver and uterus from which the tumour originated. The structure and the amount of glycosphingolipids were established by using specific glycosidases, permethylation analysis and h.p.l.c. The ...
Zakaria M A - - 1986
A rare case is described of congenital teratoma protruding from the mouth (epignathus) attached to the hard palate in an infant of 3 days. Typical teratoma components and brain tissue were noted. A description of the relevant clinical and pathological features is given and the embryological basis for the aetiology ...
Choh J H - - 1986
Leiomyosarcoma of the esophagus is a very rare neoplasm, the total number of reported cases in the English literature being 44 patients. We describe another case of the esophageal leiomyosarcoma to add to the recorded experience of this rare tumor. The therapeutic and prognostic implications of the tumor are discussed, ...
Outzen K E - - 1986
A case of primary leiomyosarcoma in the trachea of a 63-year-old woman is presented. Owing to the rare occurrence of this tumour in this site, the clinical diagnosis and pathological classification are difficult. In the English literature, only six cases of primary leiomyosarcoma in the trachea are on record.
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