Dermatologic Disorders

This article is part of a series describing and differentiating dermatologic lumps and bumps. In part 16, cystic hygroma is described.

This article is part of a series describing and differentiating dermatologic lumps and bumps. In part 11, pilomatricoma is described.

This article is part of a series describing and differentiating dermatologic lumps and bumps. In part 10, facial sebaceous hyperplasia and seborrheic keratosis are described.

This article is part of a series describing and differentiating dermatologic lumps and bumps. In part 8, prurigo nodularis and nodular scabies are described.

This article is part of a series describing and differentiating dermatologic lumps and bumps. In part 9, facial angiofibromas, ungual fibromas, and shagreen patch are described.

This article is part of a series describing and differentiating dermatologic lumps and bumps. In part 7, smegma pearl and penile lichen sclerosus are described.

This Photo Essay is part of a series describing and differentiating dermatologic lumps and bumps. This column highlights molluscum contagiosum.

This Photo Essay is part of a series describing and differentiating dermatologic lumps and bumps. This column highlights Fordyce spots and acrochordons.

This Photo Essay is part of a series describing and differentiating dermatologic lumps and bumps. This column highlights angiokeratoma of Fordyce and idiopathic scrotal calcinosis.

This Photo Essay is part of a series describing and differentiating dermatologic lumps and bumps. This column highlights lymphangioma circumscriptum and pearly penile papules.