Differential Diagnosis in Dermatopathology

Metastatic carcinoma from a breast vs. Morpheiform basal-cell carcinoma

Papules on skin and mucous membranes that result from infection of keratinocytes by different types of papillomavirus and classified according to their silhouettes, to wit, papillated (verrucae vulgares on different sites such as volar skin, i.e., v…

A Clinical Atlas of 101 Common Skin Diseases

Extramammary Paget’s Disease and Mammary Paget’s Disease

Extramammary Paget’s disease is an apocrine carcinoma that begins within the epidermis and presents itself clinically as a patch or a subtle plaque that extends centrifugally for many years before becoming a readily discernible thick plaque, a…

A Clinical Atlas of 101 Common Skin Diseases

Mammary Paget’s

Mammary Paget’s disease is an apocrine carcinoma that begins in mammary glands and extends along lactiferous ducts to the epidermis where it is seen clinically as a scaly, crusted, or eroded plaque on the nipple or areola of women mostly, and…

Therapeutic Strategies in Dermatology

Melanoma: Initial Evaluation

…Differential Diagnosis Melanocytic nevi Basal cell carcinoma, especially pigmented variants of basal cell carcinoma. Amelanotic (non-pigmented) melanoma may also clinically mimic basal cell carcinoma. Squamous cell car…

Therapeutic Strategies in Dermatology

Granuloma Inguinale: Overview

…sies are required to establish the diagnosis and to rule out a squamous cell carcinoma in some cases. Early discontinuation of treatment leads to more frequent relapse. Although gentamicin is highly effective, restrict its use to patients who fail to…

Therapeutic Strategies in Dermatology

Lichen Sclerosus et Atrophicus: Overview

…the genitalia is associated with an increased risk of genital squamous cell carcinoma, and patients should be followed for this possibility. Topical tacrolimus may increase the risk for the development of neoplasia. Superpotent topical steroid treat…