Christine Jaworsky

All articles by Christine Jaworsky

Benign cephalic histiocytosis (infantile papular self-healing histiocytosis of the head)

Are You Confident of the Diagnosis? Benign cephalic histiocytosis (BCH) is a rare non-Langerhans cell histiocytosis with spontaneous eruption of asymptomatic red to brown macules and papules. These are typically on the head but can extend to involve trunk and extremities. There is usually no mucosal, acral or visceral involvement. BCH is sometimes considered the…

Keratoacanthoma (Squamous cell carcinoma of the keratoacanthoma type, molluscum sebaceum)

Are You Confident of the Diagnosis? Keratoacanthomas closely resemble squamous cell carcinomas. Many observers consider them to be low-grade squamous cell carcinomas. There is much debate in the literature about the relationship of these two entities. They are clinically distinguished by the initial rapid growth of a keratoacanthoma, stabilization, and frequent spontaneous regression, as contrasted…

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