A Clinical Atlas of 101 Common Skin Diseases

Molluscum Contagiosum

A hyperplasia of infundibular epithelium consequent to the effects of infection by a pox virus and manifesting itself clinically as one or more skin-colored, smooth-surfaced, dome-shaped papules, each with a central umbilication filled with horny ma…

A Clinical Atlas of 101 Common Skin Diseases

Verrucae

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…

Differential Diagnosis in Dermatopathology

Discussions

Differentiation histopathologic of verruca vulgaris from keratoacanthoma and vice versa may be exceedingly difficult because the two proliferations with different appearances clinical and behaviors biologic have so many findings histopathologic in c…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Pseudomalignancies?

…atosis Epithelioma cuniculatum Condyloma acuminatum giganteum Keratoacanthoma” Braun-Falco O, Plewig G, Wolff HH, et al. Pseudocanceroses. In: Dermatology. Berlin, Germany: Springer-Verlag, 1991:1012. “Keratoacanthoma (KA) is a special…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Study By Disease

…181) Keloid (Quiz #182) Keloid (Quiz #517) Keloid (Quiz #722) Keratoacanthomatous squamous-cell carcinoma (keratoacanthoma) (Quiz #141) Keratoacanthomatous squamous-cell carcinoma (keratoacanthoma) (Quiz #142) Keratoacanthomatous squamous-cell carcin…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Keratosis Lichenoides Chronica?

…ry of a lichenoid dermatitis, who developed multiple, papular keratoacanthoma (KA)-like lesions and few crater-like nodules on the extremities over a period of 6 months before our observation. Her medical history also recorded multiple myeloma diagno…