Las lesiones metastásicas representan hasta un 3 % de los tumores malignos
de la glándula tiroides. La mayoría de los casos se originan de tumores de
células renales y de pulmón. El abordaje diagnóstico implica una alta sospecha
clínica en pacientes con primarios conocidos, sin embargo, puede ser ...
El Tricoepitelioma Múltiple Familiar (TMF) constituye una rara enfermedad autosómica dominante, se caracteriza por la aparición de múltiples pápulas color piel, monomorfas, simétricas, ubicadas en la región central de la cara. El diagnóstico es histopatológico, donde se encuentran tr...
Abstract: Leiomyosarcoma is a rare skin tumor, most common in white men in the fifth to eighth decades of life. Primary tumors are classified in dermal or subcutaneous, that differ by clinical and prognostic features. They may appear on any site of the body, but are rare on the face. A 54-year-old female...
Actinas/análisis,
Diagnóstico Diferencial,
Neoplasias Faciales/diagnóstico,
Neoplasias Faciales/patología,
Inmunohistoquímica,
Leiomiosarcoma/diagnóstico,
Leiomiosarcoma/patología,
Músculo Liso/patología,
Enfermedades Raras/patología,
Neoplasias Cutáneas/diagnóstico,
Neoplasias Cutáneas/patología
Abstract: Multinucleate cell angiohistiocytoma is a rare idiopathic benign fibrohistiocytic and vascular proliferation usually presenting as multiple asymptomatic papules, red to violaceous in colour, primarily located on the extremities of middle-aged females. This entity is probably underdiagnosed due ...
Biopsia,
Eritema/etiología,
Neoplasias Faciales/tratamiento farmacológico,
Neoplasias Faciales/patología,
Resultado Fatal,
Hemangiosarcoma/tratamiento farmacológico,
Hemangiosarcoma/patología,
Inmunohistoquímica,
Piel/patología,
Neoplasias Cutáneas/tratamiento farmacológico,
Neoplasias Cutáneas/patología
Abstract Squamous cell carcinoma (SCC) is the second-most common malignant cutaneous cancer, with 60% occurring in the head and neck region. Metastases are uncommon and imply a more conservative prognosis. This report describes a case of parotid-invasive, facial squamous cell carcinoma, highlighting the ...
Studies assessing the prevalence of oral lesions show that 5.2% to 12.8% of biopsy specimens are from children and adolescents. In Brazil, there are few studies analyzing the distribution of oral lesions in that population. Therefore, the aim of this study was to evaluate the distribution of oral and max...
The surgical approach to lentigo maligna is a challenge to dermatologists, given the difficulty of clinical delimitation of borders. We report here a case of a 69-year-old female patient presenting with brownish macules on her face, since 10 years ago, with histopathological diagnosis of lentigo maligna....
