Schneiderman Prelims Vol-I. qxd

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A CLINICIAN’S GUIDE TO DERMATOLOGIC DIFFERENTIAL DIAGNOSIS, VOLUME 1
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Parvovirus B19 infection – red/violaceous plaques resembling
Sweet’s syndrome 
Hum Pathol 31:488–497, 2000; erysipelas-
like red plaque 
Rev Med Interne 24:317–319, 2003
Pasteurella multocida (P. haemolytica, P. pneumotropica and
P. ureae) – cellulitis with ulceration with hemorrhagic purulent
discharge with sinus tracts 
JAAD 33:1019–1029, 1995;
Medicine 63:133–154, 1984
Periductal mastitis – cellulitis-like 
JAAD 43:733–751, 2000
Phaeohyphomycosis 
JAAD 18:1023–1030, 1988
Pinta – primary lesion with satellite papules 
AD 135:685–688,
1999
Plague – 
Yersinia pestis; flea bite; cellulitic plaque becomes
bullous and crusted like anthrax 
West J Med 142:641–646, 1985
Pott’s puffy tumor – non-tender bogginess of forehead –
underlying osteomyelitis
Prevotella species J Clin Inf Dis (Suppl 2):S88–93, 1997
Protothecosis
JAAD 31:920–924, 1994; AD 125:1249–1252,
1989; cellulitis Cutis 63:185–188, 1999; BJD 146:688–693, 2002
Pseudallescheria boydii JAAD 21:167–179, 1989
Pseudomonas aeruginosa JAMA 248;2156, 1982
Pyomyositis
Pythiosis (
Pythium insidiosum) (alga) – cellulitis, infarcts, ulcers
JAAD 52:1062–1068, 2005
Rhizopus A Surg 111:532, 1976
Schistosomiasis – ectopic cutaneous granuloma – skin-colored
papule, 2–3-mm; group to form mamillated plaques 
Dermatol
Clin 7:291–300, 1989; BJD 114:597–602, 1986
Serratia marcescens JAMA 250:2348, 1983; cellulitis JAAD
49:S193–194, 2003
Shewanella putrefaciens – cellulitis J Clin Inf Dis 25:225–229,
1997
Sparganosis – subcutaneous sparganosis
(
Spirometra/tapeworm) BJD 148:369–370, 2003
Spider bites – cellulitis-like; black widow spider (
Latrodectus
mactans) – punctum with erythema and edema AD 123:41–43,
1987; brown recluse spider (Loxosceles reclusa) – erythema,
edema, central bulla; targetoid lesion with central blue/purple,
ischemic halo, outer rim of erythema; at 3–4 days central
necrosis, eschar, ulcer, scar 
South Med J 69:887–891, 1976; wolf
spider (
Lycosa) – erythema and edema Cutis 39:113–114, 1987
Sporotrichosis – cellulitis (erysipeloid-like) 
JAAD 40:272–274,
1999; fixed cutaneous sporotrichosis Derm Clinics 17:151–185,
1999; disseminated Tyring p.342, 2002
Staphylococcus aureus Ped 18:249, 1956; staphylococcal
folliculitis in AIDS 
JAAD 21:1024–1026, 1989
Staphylococcus epidermidis – cellulitis Arch Derm 120:1099, 1984
Streptococcus – group B streptococcal disease – cellulitis
Clin Inf Dis 33:556–561, 2001; neonatal group B streptococcal
cellulitis 
Ped Derm 10:58–60, 1993; group G streptococcus
Arch Derm 118:934, 1982; Streptococcus zooepidemicus
(Lancefield group C) – cellulitis 
Aust NZ Med 20:177–178,
1990
Streptococcus pneumoniae Am J Med 59:293, 1975; Clin Inf Dis
19:149–151, 1994
Streptococcal toxic shock syndrome – painful localized edema
and erythema; progression to vesicles and bullae 
Textbook of
Neonatal Dermatology, p.189, 2001
Subcutaneous phycomycosis (
Basidiobolus haptosporus)
Ped Derm 5:33–36, 1988
Sycosis – deep staphylococcal folliculitis; red plaque studded
with pustules 
Dermatol Wochenschr 152:153–167, 1966
Syphilis – secondary 
Tyring p.328, 2002; tertiary
Tinea corporis, including 
Trichophyton rubrum, invasive Cutis
67:457–462, 2001; neonatal tinea corporis
Tinea versicolor
Tinea capitis – kerion
Trichosporon beigelii AD 129:1020–1023, 1993; neonatal –
cellulitis evolving into necrotic ulcer 
Textbook of Neonatal
Dermatology, p.147, 2001
Trypanosomiasis – primary
Vaccinia – progressive vaccinia – cellulitis with bullae 
J Clin Inf
Dis 25:911–914, 1997
Vibrio alginolyticus – cellulitis Acta DV 63:559–560, 1983
Vibrio vulnificus sepsis – cellulitis JAAD 24:397–403, 1991;
J Infect Dis 149:558–564, 1984
Viral exanthem
Whipple’s disease – septal panniculitis associated with
Whipple’s disease 
BJD 151:907–911, 2004
Xanthomonas maltophilia AD 128:702, 1992
Yersinia enterocolitica – cellulitis J Infect Dis 165:740–743, 1992
Zygomycosis 
Ped Inf Dis J 4:672–676, 1985; red plaque with
central eschar 
AD 131:833–834, 836–837, 1995