Search Results for: infundibulo-sebaceous-apocrine unit

Differential Diagnosis in Dermatopathology

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Apocrine (clear-cell) hidradenoma Eccrine (poroid) hidradenoma…

Differential Diagnosis in Dermatopathology

Differential Diagnosis

Apocrine (clear-cell) hidradenoma Eccrine (poroid) hidradenoma 1. Connects to infundibula often 1. No connection to infundibula; merges with surface epidermis rarely 2. Glandular structures usually 2. Ductal structures usually 3….

Eccrine syringofibroadenoma (EFSA): a report of two cases

Eccrine syringofibroadenoma (EFSA): a report of two cases

…asia, characterized by hypodontia, hypotrichosis, nail dystrophy, palmoplantar keratoderma, and periocular and eyelid margin apocrine hidrocystoma. Clouston’s syndrome is autosomal dominant ectodermal dysplasia, characterized by dystrophic nails and…

Differential Diagnosis in Dermatopathology

Differential Diagnosis

…r cytoplasm sometimes present in loci 10. No epithelial cells with pale or clear cytoplasm 11. Infundibular, follicular, and sebaceous differentiation sometimes 11. No infundibular, follicular, or sebaceous differentiation 12. Stroma does not…

Differential Diagnosis in Dermatopathology

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Apocrine mixed tumor Eccrine mixed tumor…

Prediction without Pigment: a decision algorithm for non-pigmented skin malignancy

Prediction without Pigment: a decision algorithm for non-pigmented skin malignancy

…red to as a starburst vessel pattern in the reference cited [16] (Figure 2F – SCC) and BCC with ulceration, as well as sebaceous gland hyperplasia (additional clue: several white or yellow clods in central location) and molluscum contagiosum…

Extensive regression in pigmented skin lesions: a dangerous confounding feature

Extensive regression in pigmented skin lesions: a dangerous confounding feature

Abstract Spontaneous regression in melanomas is not an uncommon phenomenon, as it has been described in 10-35% of primary cutaneous lesions [1]. Regression does not appear to predict a more favorable course, since even fully regressed melanomas may…

Appearances may be deceiving

Appearances may be deceiving

The patient A 64-year-old white female presented with an asymptomatic brown-to-black nodular lesion located on her back in proximity (about 1.7 cm) to a surgical scar; indeed, the patient had developed a melanoma in situ on her back in 2010. She…