Obgyn Key

Aplasia Cutis Congenita Print Section Listen Figure 30-1 Aplasia cutis congenita This not uncommon disorder is characterized by congenital localized areas of missing skin. These may present as ulcers, or…

Clubbed Nails Print Section Listen Figure 29-1 Clubbed nails Increased curvature of the nail plate may be due to a wide variety of causes. In this patient, the large, convex…

Ephelis Print Section Listen Figure 26-1 Ephelis This is the learned word for a freckle. The plural is ephelides (pronounced ĕf-ĕl-ĩ-dēz). These brown macules are exceedingly common on the face…

Nevus Sebaceous Print Section Listen Figure 25-1 Nevus sebaceous This congenital lesion is composed of hamartomatous sebaceous glands and abortive hair follicles. It usually presents at birth as a yellow…

Leukemia Cutis Print Section Listen Figure 24-1 Leukemia cutis A dermal infiltrate of leukemic cells results in the papulonodular lesions, or plaques, that are illustrated here in Fig. 24-1. Such…

Child Abuse Print Section Listen Figure 28-1 Child abuse The physical abuse of children accounts for many deaths each year in the United States. Physicians who care for children must…

Pigmentary Mosaicism Print Section Listen Figure 27-1 Pigmentary mosaicism This condition is characterized by areas of hypopigmentation following the lines of Blaschko. These are present from birth or evolve during…

Morphea Print Section Listen Figure 20-1 Morphea This condition is characterized by discrete areas of hardened and discolored skin. The areas vary in size and shape, and may be single…

Cutis Marmorata Print Section Listen Figure 23-1 Cutis marmorata This term means “marbled skin” and is intended to describe the appearance of the skin in which the terminal vessels are…

Urticaria Print Section Listen Figure 16-1 Urticaria A wheal is an edematous papule that may enlarge to form a pink, sharply circumscribed, elevated plaque. The typical lesions of urticaria, pictured…