Pigmentary Development of East Asian Skin
Fig. 3.1 Perifollicular hypopigmentation is due to accumulated keratin at follicular orifices Melanin is the principal pigment present in the skin that looks darker the more concentrated it is….
Vascular Tumors/Birthmarks
Vascular tumors Vascular malformations Simple Combineda of major named vessels associated with other anomalies Benign Locally aggressive or borderline Malignant Capillary malformations Lymphatic malformations Venous malformations Arteriovenous malformationsb Arteriovenous fistulab…
Pediatric and Adolescent Acne
Fig. 38.1 Neonatal acne consisting of small pinkish-red inflamed papules and pustules mostly confined to the cheeks, eyelids, and forehead The pathogenesis of neonatal acne is unclear. Sebum production and…
Histiocytosis
Disorders of varied biological behavior Malignant disorders Dendritic cell related • Langerhans cell histiocytosis • Secondary dendritic cell processes • Juvenile xanthogranuloma and related disorders • Solitary histiocytomas of various…
Congenital Melanocytic Nevi
Description Size (cm)a Incidence Small <1.5 Roughly 1:100 Medium 1.5–19.9 Roughly 1:1,000 Large ≥20 Roughly 1:20,000 Giant >40–50 Roughly 1:500,000 aRelates to the largest diameter that is reached in adulthood….
Skin of Aboriginal Children
Ritual Subject Instrument Sign Sorry cut Men Knife Laceration of arms, thighs Women Stone, club (nulla nulla), stick Scalp laceration, scar, scarring alopecia Teenage girls Knife Laceration to hips and…
Actinic Prurigo
Fig. 41.1 Young girl from the Tojolabal community from the State of Chiapas, Mexico, with early lesions of actinic prurigo (AP) It was first described in 1952 by López González…
Tinea Capitis in Children of Colour
(1) Department of Dermatology, University of Montreal, 3175 Chemin Cote Ste Catherine Montreal, Quebec, H3T 1C5, Canada Abstract Tinea capitis is a common infection of the scalp and scalp…
Contact Dermatitis
Fig. 30.1 Post-inflammatory hyperpigmentation seen in child with facial atopic dermatitis Fig. 30.2 Patchy pigmentation evident in an area of active dermatitis with no visible erythema Fig. 30.3 Eyelid dermatitis…
Skin Infections in Immunocompromised Children
(1) National Institute of Pediatrics, Department of Dermatology, Insurgentes Sur 3700, México, D.F. 04530, USA Abstract Infections in immunocompromised children pose a challenge to dermatologists, both because the clinical…
