Schneiderman Prelims Vol-I. qxd

VASCULAR DISORDERS
Acquired progressive lymphangioma – brown, red, violaceous,
yellow, or apple-jelly plaque; plantar red plaques 
JAAD
49:S250–251, 2003
Angiodyskinesia – dependent erythema after prolonged
exercise or idiopathic 
Surgery 61:880–890, 1967
Arteriovenous malformation, subungual – red lunulae 
Ghatan
p.80, 2002, Second Edition
Atherosclerosis – dependent erythema of the dorsum of the foot
(Buerger’s sign) 
Caputo p.186, 2000; Rook p.2231, 1998, Sixth
Edition; peripheral vascular disease JAAD 50:456–460, 2004
Chilblains
Erythromelalgia – associations include essential
thrombocythemia, polycythermia vera, diabetes mellitus,
peripheral neuropathy, systemic lupus erythematosus,
rheumatoid arthritis, hypertension, frostbite, colon cancer, gout,
calcium channel blockers, bromocriptine 
BJD 153:174–177,
2005; JAAD 50:456–460, 2004; all types exacerbated by
warmth; may affect one finger or toe; ischemic necrosis 
JAAD
22:107–111, 1990; primary (idiopathic) – lower legs, no ischemia
JAAD 21:1128–1130, 1989; secondary to peripheral vascular
disease 
JAAD 43:841–847, 2000; AD 136:330–336, 2000
Glomus tumors – red nails, lunulae 
Ghatan p.79,80, 2002,
Second Edition
ACRAL ERYTHEMA
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Hemangioma, proliferating – including red nails
Ghatan p.79,
2002, Second Edition
Lipodermatosclerosis (hypodermatitis sclerodermiformis;
sclerosing panniculitis) – chronic venous insufficiency with
hyperpigmentation, induration, inflammation; champagne
bottle legs 
Rook p.2256, 1998, Sixth Edition; Lancet
ii:243–245, 1982
Pigmented purpuric eruptions
Polyarteritis nodosa – cutaneous or systemic
Port wine stain
Primary pulmonary hypertension
Thromboangiitis obliterans 
JAAD 50:456–460, 2004
Vascular malformation
Vasculitis – leukocytoclastic, other
Venous insufficiency – stasis, acute or chronic 
Rook p.2240,
1998, Sixth Edition