Schneiderman Prelims Vol-I. qxd

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A CLINICIAN’S GUIDE TO DERMATOLOGIC DIFFERENTIAL DIAGNOSIS, VOLUME 1
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p.219, 2001; Rook p.636,1006 1998, Sixth Edition; AD
74:344–348, 1956
Necator americanus – ground itch
Onchocerciasis – 
Onchecerca volvulus; transmitted by
Simuliidae (humpbacked black fly) localized acute dermatitis or
chronic generalized dermatitis; papules, crusted papules,
lichenified plaques; often with hyperpigmented nodules
AD 140:1161–1166, 2004; JAAD 45:435–437, 2001; Cutis
65:293–297, 2000; BJD 121:187–198, 1989
Phaeohyphomycosis 
AD 137:815–820, 2001
Protothecosis
Scabies – widespread dermatitis; localized nummular plaques
Rook p.1069,1460–1461, 1998, Sixth Edition; crusted
(Norwegian scabies) – may mimic hyperkeratotic dermatitis,
psoriasis, contact dermatitis 
Dermatology 197:306–308, 1998;
AD 124:121–126, 1988
Scarlet fever – desquamation
Sponge dermatitis 
Rook p.1478, 1998, Sixth Edition
Staphylococcal scalded skin syndrome 
Ghatan p.112, 2002,
Second Edition
Streptocerciasis – 
Mansonella streptocerca – similar rash to
onchocerciasis; acute or lichenified papules with widespread
lichenification and hypopigmented macules 
Rook p.1384, 1998,
Sixth Edition
Syphilis – congenital, secondary 
Bolognia p.210, 2004
Tinea corporis – 
Trichophyton rubrum, T. megninii, E.floccosum
Rook p.1302, 1998, Sixth Edition; dermatitic dermatophytosis
Ghatan, p.39, 2002, Second Edition; Trichophyton verrucosum –
extensive annular lesions of trunk and neck 
AD 94:35–37, 1966;
tinea corporis, pedis – bullous or scaly 
Rook p.1300–1301,
1998, Sixth Edition; capitis, corporis (also with overlying lichen
simplex chronicus), manuum, pedis, cruris
Tinea imbricata – 
Trichophyton concentricum – extensive
involvement with pruritus and lichenification 
Clin Exp Dermatol
13:232–233, 1988; Trans R Soc Trop Med Hyg 78:246–251,
1984
Tinea versicolor