Dermpath Diagnosis
Dermpath Diagnosis
Desmoplastic Melanoma
Desmoplastic melanoma, an uncommon variant of melanoma, poses a diagnostic challenge to the clinician because the tumors frequently appear as...
Dermpath Diagnosis
Chromoblastomycosis
Chromoblastomycosis is a chronic fungal infection of the skin and subcutaneous tissues that demonstrates characteristic Medlar or sclerotic bodies...
Dermpath Diagnosis
Syringoid Eccrine Carcinoma
Syringoid eccrine carcinoma is a rare malignant adnexal tumor with eccrine differentiation that histologically resembles a syringoma.
Dermpath Diagnosis
Trichilemmoma
Trichilemmomas are benign follicular neoplasms that exhibit differentiation toward the outer root sheath of the pilosebaceous follicular...
Dermpath Diagnosis
Rosai-Dorfman Disease
Rosai-Dorfman disease, also known as sinus histiocytosis with massive lymphade-nopathy, is a rare benign histioproliferative disorder of unknown...
Dermpath Diagnosis
Extramammary Paget Disease
Extramammary Paget disease (EMPD) is an uncommon condition that usually presents in apocrine sweat gland–rich areas, most commonly the vulva...
Dermpath Diagnosis
Necrobiosis Lipoidica Diabeticorum
Necrobiosis lipoidica diabeticorum (NLD) is a rare granulomatous skin manifestation that is strongly associated with diabetes mellitus....
Dermpath Diagnosis
Trichoepithelioma and Spiradenoma Collision Tumor
The coexistence of more than one cutaneous adnexal neoplasm in a single biopsy specimen is unusual and is most frequently recognized in the...
Dermpath Diagnosis
Onchocerciasis
The larvae of Onchocerca volvulus, a nematode that is most commonly found in tropical Africa, Yemen, Central America, and South America, are...
Dermpath Diagnosis
Pseudoglandular Squamous Cell Carcinoma
Squamous cell carcinoma (SCC) is the second most common form of skin cancer. Pseudoglandular SCC presents most often on sun-damaged skin of...
Dermpath Diagnosis
Localized Argyria With Pseudo-ochronosis
Localized cutaneous argyria often presents as asymptomatic black or blue-gray pigmented macules in areas of the skin exposed to silver-containing...