Results: 30

Sarcoma fibromixoide de baixo grau em região paratesticular: um relato de caso

Objetivos: relatar um caso raro de sarcoma fibromixoide de baixo grau (SFMBG) em uma localização incomum de modo a reforçar aspectos histopatológicos e imunoistoquímicos relevantes para o reconhecimento desta entidade e o adequado diagnóstico diferencial de massas paratesticulares. Relato de caso: ...

Testicular tumors in 190 dogs: clinical, macroscopic and histopathological aspects

Pesqui. vet. bras; 40 (7), 2020
This study aimed to characterize the prevalence and clinical, macroscopic and histopathological aspects of dogs affected by testicular tumors based on biopsy specimens from the Laboratório de Patologia Veterinária of the Universidade Federal de Santa Maria (LPV-UFSM) over 19 years. Parameters regarding...

Malignant leydig cell tumor in a 91-year-old man: Case report

Int. braz. j. urol; 45 (6), 2019
ABSTRACT Testicle tumors are a rare entity among men population, accounting for only 1-1.5% of all cancers among men. The stromal tumors of the sexual cord correspond just 4% of all testicular cancers. Only 10% of them are malignant. The major representative of the sex cord-stromal tumors is the Leydig c...

Spontaneous gas in a retroperitoneal mass: check the testis!

Int. braz. j. urol; 45 (4), 2019
ABSTRACT Testicular germ cell tumor is the most common cancer in 20-to 35-years-old men. There are known risk factors such as undescended testicle(s) and history of testicular cancer. Most lesions are germ cell tumors with two main subtypes: seminomas and non-seminomatous germ cell tumors....

Testicular mixed germ cell tumor presenting with seizure as the initial symptom: a case report and literature review

Int. braz. j. urol; 45 (3), 2019
Abstract Most patients with testicular germ cell tumor present with a painless scrotal mass. We report a 19-year-old patient who presented with neurological complains. Rapid clinical progression to coma was noted during the staging work up. A diagnosis of testicular mixed germ cell tumor with multiorgan ...

Transformación de teratoma en rabdomiosarcoma
Transformation of teratoma in rabdomiosarcoma

Medicina (B.Aires); 79 (1), 2019
Los teratomas son tumores germinales malignos compuestos por dos o más capas de tejido, que ocasionalmente se transforman en estirpes con crecimiento agresivo. Se presenta el caso de un paciente de 29 años con un tumor germinal gonadal localizado en testículo, cuya evolución fue desfavorable por pres...

Evaluation of incidence and histolopathological findings of soft tissue sarcomas in genitourinary tract: Uludag university experience

Int. braz. j. urol; 45 (1), 2019
ABSTRACT Purpose: In this study we aimed to review urological soft tissue sarcomas of genitourinary tract that were diagnosed in our institution and their prognostic factors for survival. Materials and Methods: The clinical and pathological records of 31 patients who had diagnosis of soft tissue sarcom...

Early development of a gonadal tumor in a patient with mixed gonadal dysgenesis

SUMMARY A gonadal tumor was diagnosed in the first months of life in a patient with genital ambiguity, a 45,X/46,XY karyotype, and mixed gonadal dysgenesis. Gonadal biopsies at the age of 3 months revealed dysgenetic testes and a gonadoblastoma on the right testis. Even though gonadal tumors are rare in ...

On thin ice: barriers to adoption of surveillance for patients with stage I testicular seminoma. Survey of US radiation oncologists

Int. braz. j. urol; 44 (3), 2018
ABSTRACT Purpose: Most men with stage I testicular seminoma are cured with surgery alone, which is a preferred strategy per national guidelines. The current pattern of practice among US radiation oncologists (ROs) is unknown. Materials and Methods: We surveyed practicing US ROs via an online questionna...

Yolk sac primary tumor of mediastino: a rare case in a young adult

Einstein (Säo Paulo); 15 (4), 2017
ABSTRACT Germ cell tumors are rare neoplasms that mostly occur in the gonads, although they can also affect other body sites, especially the anterior mediastinum (50 to 70% of all extragonadal germ cell tumors). We report a case of a primary mediastinal yolk sac tumor, a rare and aggressive germ cell tum...