Results: 1568

Tumor maligno de las vainas nerviosas periféricas en la región maxilofacial: schwannoma maligno mandibular
Malignant tumor of peripheral nerve sheaths in the maxillofacial region: malignant mandibular schwannoma

Objetivo: Describir el diagnóstico y la resolución de un caso clínico de schwannoma maligno mandibular, una neopla- sia extremadamente rara en la región maxilofacial y con alto porcentaje de mortalidad. Caso clínico: Un paciente masculino de 56 años de edad acudió a la consulta por trismus, dolor ...

Pilomatrix carcinoma of the lacrimal caruncle: a case report

Arq. bras. oftalmol; 83 (2), 2020
ABSTRACT A 45-year-old man presented with a 3-month history of a mass located in the caruncle of his right eye. An incisional biopsy had been performed one month prior by another specialist, and the histopathology report showed basal cell carcinoma. The mass was completely excised with a 2 mm safety marg...

Mastectomía de reducción de riesgo: Experiencia del Centro Mamario del Hospital Universitario Austral

Rev. argent. cir; 112 (1), 2020
Antecedentes: dada la mayor disponibilidad de estudios genéticos, en los últimos años se incrementaron significativamente las mastectomías de reducción de riesgo (MRR). Objetivo: analizar la experiencia institucional en MRR. Material y métodos: se tuvieron en cuenta las pacientes sanas ...

Biopsia endobiliar con pinza por acceso percutáneo: primera experiencia en Uruguay

Rev. méd. Urug; 36 (1), 2020
Resumen: Presentamos la primera experiencia en Uruguay de una biopsia endobiliar con pinza por acceso percutáneo que realizáramos en una paciente con estenosis biliar hiliar de probable causa neoplásica. Hasta nuestro conocimiento, no existen reportes de esta técnica en Uruguay. La difusión de la di...

Focal and Segmental Glomerulosclerosis and Membranous Nephropathy overlapping in a patient with Nephrotic Syndrome: a case report

J. bras. nefrol; 42 (1), 2020
Abstract Introduction: Some cases of membranous nephropathy (MGN) present focal segmental glomerulosclerosis (FSGS) typically associated with disease progression. However, we report a case of a patient who seemed to have MGN and FSGS, both primary. Case presentation: A 17-year-old female, Caucasian, pr...

Papillary intralymphatic angioendothelioma: Dabska tumor

An. bras. dermatol; 95 (2), 2020
Abstract Papillary intralymphatic angioendothelioma (Dabska tumor) is a rarely metastasizing lymphatic vascular neoplasm that usually affects children and young adults. The majority of these cases occur in soft tissues of extremities, and to date less than 40 cases have been described. Despite the genera...

Pseudoxanthoma elasticum-like papillary dermal elastolysis in non-exposed skin

An. bras. dermatol; 95 (2), 2020
Abstract Pseudoxanthoma elasticum-like papillary dermal elastolysis is an acquired elastic tissue disorder clinically similar to pseudoxanthoma elasticum in the absence of systemic involvement. Histopathologically, special staining of elastic fibers demonstrates a total or partial band-like loss of elast...

Histopathological changes in epithelium of hair follicles and acrosyringium caused by measles in child

An. bras. dermatol; 95 (2), 2020
Abstract Some epidermal alterations in measles has been described, such as keratinocytes apoptotic, parakeratosis, giant-cell formation, intranuclear and cytoplasmic inclusions, dyskeratosis, spongiosis, and intracellular edema. The authors report for the first time in human a case of measles with the pr...

Dermoscopic pattern of Kyrles disease

An. bras. dermatol; 95 (2), 2020
Abstract The clinical diagnosis of Kyrle's disease may sometimes be challenging, due to the clinical similarity of lesions to other pruritic dermatosis. Although the dermoscopy is being increasingly used in daily practice, there is insufficient data in literature describing the dermoscopic patterns of Ky...