Pigmented Growths
Abstract The skin has one pigment-forming cell: the melanocyte. Melanocytes are dendritic cells found in the basal layer of the epidermis. Nevus cells, a type of melanocyte, found in the…
Dermatology
Dermatologic Therapy and Procedures
Abstract Because the skin is so accessible, it can be treated with a variety of therapeutic options not available for use in diseases of internal organs. Drugs for dermatologic therapy…
Structure and Function of the Skin
Abstract The skin is a large organ, weighing an average of 4 kg and covering an area of 2 m 2 . Its major function is to act as a…
Introduction
Key Points 1. Many outpatient visits are for dermatologic complaints 2. The patienťs chief complaint can be divided into two diagnostic skin diseases: growths and rashes Skin diseases are common…
Disorders of Pigmentation
Although chiefly of cosmetic significance, disorders of pigmentation are among the most conspicuous and thus can have profound psychosocial implications for pediatric patients. The most important pigments in skin are…
Skin Disorders Caused by Fungi
Fungi are a group of simple plants that lack flowers, leaves, and chlorophyll and get their nourishment from dead or living organic matter, thus depending on plants, animals, and humans…
The Hypersensitivity Syndromes
The hypersensitivity syndromes are a group of disorders mediated by immunologic or hypersensitivity reactions to foreign proteins such as food or drugs, or to infectious agents, immunizations, and malignancies. Although…
Collagen Vascular Disorders
The connective tissue (collagen vascular, rheumatic) disorders represent a group of diseases characterized by inflammatory changes of the connective tissue in various parts of the body. Among these, juvenile idiopathic…
Abuse and Factitial Disorders
Child Abuse Child abuse is a broad term used to describe a spectrum of nonaccidental trauma inflicted upon children. Kempe et al. are generally credited with emphasizing the prevalence and importance…
Vascular Disorders of Infancy and Childhood
Classification of Vascular Lesions Vascular birthmarks, or congenital vascular anomalies, are common lesions that may present in a variety of fashions. There has traditionally been a significant amount of confusion…
