Search Results for: dermatofibroma

Nodular melanoma: five consecutive cases in a general practice with polarized and non-polarized dermatoscopy and dermatopathology

Nodular melanoma: five consecutive cases in a general practice with polarized and non-polarized dermatoscopy and dermatopathology

…icuous. In a study by Balagula et al. it was found that in non-biopsied lesions these structures were most commonly found in dermatofibromas and scars, but in 265 biopsied lesions including 20 melanomas they were observed in 47.6% of basal cell…

Differential Diagnosis in Dermatopathology

Differential Diagnosis

Xanthomatous dermatofibroma Xanthomatous malignant fibrous histiocytoma 1. Lesion relatively well circumscribed 1. Lesion poorly circumscribed 2. No collarettes of epithelium 2. Collarettes of epithelium sometimes 3. Epidermis hyperpigmented…

Differential Diagnosis in Dermatopathology

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…Xanthomatous dermatofibroma Xanthomatous malignant fibrous histiocytoma…

Time to reconsider Spitzoid neoplasms?

Time to reconsider Spitzoid neoplasms?

…nvincing, because it is very difficult to explain why it does not generally fail in the diagnosis of basal cell carcinoma or dermatofibroma, and so frequently fails in Spitzoid neoplasms. A second possibility may be that, despite the numerous…

Differential Diagnosis in Dermatopathology

Differential Diagnosis

Surface of dermatofibroma affiliated with follicular germs Surface of superficial basal-cell carcinoma 1. Acanthotic hyperpigmented epidermis; not ulcerated 1. Thin epidermis; sometimes eroded and/or ulcerated 2. Proliferations of germinative…

Differential Diagnosis in Dermatopathology

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Dermatofibroma Desmoplastic Spitz’s nevus…

Differential Diagnosis in Dermatopathology

Images

…Surface of dermatofibroma affiliated with follicular germs Surface of superficial basal-cell carcinoma…