Results: 18

Hernia inguinal inusual en paciente de edad media: cuando el ovario y la trompa atraviesan el canal inguinal: a propósito de un caso

Cir. Urug; 8 (1), 2024
La hernia inguinal supone la patología de pared abdominal más frecuente hoy en día. En el saco herniario podemos encontrar diferentes estructuras, como grasa preperitoneal, intestino delgado, colon o incluso la vejiga, resultando inusual la presencia de la trompa de Falopio y el ovario. El contenido t...

Clinical, sonographic and anatomopathological aspects of ovarian teratoma in a heifer

Ciênc. rural (Online); 52 (10), 2022
Teratomas rarely occur in domestic species, especially in cattle. These tumors originate in fetal life and are characterized by rapid growth, which justifies their frequent detection in young animals. This study reported a case of ovarian teratoma in a heifer. On physical examination, the main signs iden...

Squamous metaplasia of the rete ovarii do not suppress ovarian cyclicity and pregnancy in cattle: case report

Squamous metaplasia of the rete ovarii is an ovarian pathologic change characterized by replacement of the normal single layered cuboidal epithelium of the rete ovarii by a stratified squamous keratinized epithelium. Uterus and ovaries from a local slaughterhouse pregnant crossbreed cow were evaluated th...

Tumor de los cordones sexuales con túbulos anulares ováricos asociado a síndrome de Peutz-Jeghers: reporte de un caso en la adolescencia

Arch. argent. pediatr; 118 (3), 2020
Los tumores de los cordones sexuales y estromales son neoplasias poco frecuentes, que corresponden al 8 % de los tumores primarios del ovario. El tumor de los cordones sexuales con túbulos anulares del ovario es considerado un subtipo y es infrecuente. Puede presentarse de manera espo...

Rare case of sarcomatoid squamous cell carcinoma arising in an ovarian mature teratoma

Abstract Although mature cystic teratoma (MCT) is benign, malignant transformation (MT) occurs in ~ 1% to 2% of all cases, and usually consists of squamous cell carcinoma (SCC), which accounts for ~ 80% of the cases. Spindle-cell (sarcomatoid) carcinoma (SCSC) is an uncommon type of SCC, comprising up to...

Immunhistochemical analysis of Nuclear Factor Kappa Beta expression in etiopathogenesis of ovarian tumors

Acta cir. bras; 33 (7), 2018
Abstract Purpose: To investigate the place of the transcription factor nuclear kappa B (NF-kB), which is a marker of chronic inflammation, in the etiology of the ovarian carcinoma. Methods: NFkB analysis with the immunohistochemical method has been performed. To evaluate immunohistochemical NF-kB expre...

The effects of an experimentally induced unilateral varicose ovarian vein on the activities of anti-oxidant enzymes in an adult rat ovary

Int. j. morphol; 34 (4), 2016
In this study, we aim to examine effects of an experimentally induced unilateral varicose ovarian vein on the activities of anti-oxidant enzymes in an adult rat ovary. In this experimental study, a total of 30 adult female Wistar albino rats were divided into three groups. 10 rats in group 1 as the varic...

The beneficial effects of Montelukast against 2 3 7 8 tetrachlorodibenzo dioxin toxicity in female reproductive system in rats

Acta cir. bras; 31 (8), 2016
ABSTRACT PURPOSE: To determine the toxic effect of 2,3,7,8-tetrachlorodibenzo-p-dioxin (TCDD) on reproductive system and the beneficial effects of Montelukast (ML) with histological and biochemical analysis. METHODS: Rats were randomly divided into four equal groups (control, TCDD, ML and TCDD+ML). Ti...

Histopathology of organs from neonate offspring born to female rats exposed to sublethal doses of biological and synthetic insecticides

Int. j. morphol; 31 (1), 2013
The current annual consumption of insecticides in agriculture in Brazil is over three million tons. The exposure happens through food that is contaminated with toxic waste and respiratory and dermal absorption. Biological control with Bacillus thuringiensis Berliner (Bt) has assumed increasing importance...