Cutaneous mastocytosis (a) Solitary mastocytoma (b) Maculopapular cutaneous mastocytosis/urticaria pigmentosa (c) Telangiectasia macularis eruptiva perstans (d) Diffuse cutaneous mastocytosis Indolent systemic mastocytosis (ISM) Systemic mastocytosis with associated clonal hematologic disease…
Fig. 49.1 Advanced stage melanoma in a Hispanic patient The incidence of cutaneous melanoma has been growing over the past decades [12]. In the past 20 years in the USA…
Source Location Population No. of patients Incidence Male:female ratio Age range Peak age Seasonal variation Jacyk [6] Nigeria All 138 2.42/100 Dermatologic patients 1.0:1.12 18 months to 55 years 15–24…
Major Criteria • Pruritus • Typical Morphology and Distribution – Flexural lichenification in adults – Facial and extensor involvement in infancy • Chronic or chronically relapsing dermatitis • Personal or family history of…
(1) Hospital del Niño Jesús, Tucumán, Argentina Abstract Becker’s nevus is characterized by the presence of a light or dark brown patch or plaque with a sharply outlined but…
Race/ethnicity Fitzpatrick types Skin reactions Asian/East Asian II–IV Risk of sun damage, dyspigmentation/melasma, facial sensitivity, and keloids Black/African American/Afro-Caribbean IV–VI Risk of dyspigmentation, especially hyperpigmentation Obfuscation of diagnosis due to…
Fig. 31.1 Seborrhoeic dermatitis affecting the scalp and face, especially the eyebrows and perinasal regions (photo courtesy of Prof. Ruiz-Maldonado, MD) Fig. 31.2 Infantile seborrhoeic dermatitis affecting the diaper area…
Epidemiological case definition (classic clinical criteria)a Fever persisting at least 5 daysb Presence of at least 4 principal features: 1. Changes in extremities (a) Acute: Erythema of palms, soles; edema…
Fig. 44.1 Targetoid purpura on face and forearms (courtesy Dr. Carola Durán) Fig. 44.2 Targetoid purpura on thighs (courtesy Dr. Carola Durán) Fig. 44.3 Distal edema and purpura on hands…
Fig. 45.1 Palpable purpura on the lower limbs in a girl with HSP (courtesy Dr. Carola Durán) Fig. 45.2 Purpuric papules on the thighs and buttocks in HSP (courtesy Dr….
