Painful Purple Nodule on the Right Thigh
| Autor: | André Oliveira, Susana Brás, Adelaide Milheiro, Jorge Cardoso |
|---|---|
| Jazyk: | angličtina |
| Rok vydání: | 2015 |
| Předmět: |
Round cells
medicine.diagnostic_test business.industry Quiz Light touch Nodule (medicine) Dermoscopy Anatomy Dermatology Histopathological examination Bioinformatics Lesion Oncology Nodular lesions RL1-803 Biopsy Genetics medicine HCC DER HCC PAT CLIN medicine.symptom business Molecular Biology Right Thigh |
| Zdroj: | Repositório Científico de Acesso Aberto de Portugal (Repositórios Cientìficos) Agência para a Sociedade do Conhecimento (UMIC)-FCT-Sociedade da Informação instacron:RCAAP Dermatology Practical & Conceptual (2015) Dermatology Practical & Conceptual |
| Popis: | A 65-year-old Caucasian man presented to our clinic with a 10-year history of a slow-growing, painful nodular lesion on the right thigh that was sensitive to cold. The physical examination revealed a well-defined, smooth, purple nodule, 7 mm in diameter, with a peripheral brown rim (Figure 1). The lesion was tender to light touch. Dermoscopy disclosed a multicolored structureless pattern: a purple center surrounded by a whitish area and an outer brown pigmentation (Figure 2). An excisional biopsy of the lesion was performed. Further histopathological examination revealed intradermal sheets of monomorphic round cells, interrupted by enlarged vessels with varying size (Figure 3, hematoxylin-eosin, x40). A fibrous pseudocapsule sur |
| Databáze: | OpenAIRE |
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