Schneiderman Prelims Vol-I. qxd

EXOGENOUS AGENTS
Benign lymphoplasia induced by gold earrings – violaceous
earlobe 
JAAD 16:83–88, 1987
Irritant contact dermatitis
Photodermatitis – musk ambrette 
JAAD 21:880–884, 1989
INFECTIONS AND INFESTATIONS
Bullous impetigo
Cellulitis
Dermatomycosis – 
Bipolaris spp.Cutis 72:313–319, 2003
Erysipelas – primary or recurrent 
Rook p.1114, 1998,
Sixth Edition
Herpes simplex 
Rook p.3032, 1998, Sixth Edition; eczema
herpeticum
Herpes zoster (herpes zoster oticus) – Ramsey–Hunt syndrome
Otolaryngol Head Neck Surg 95:292–297, 1986
Impetigo, bullous
Infectious eczematoid dermatitis 
Rook p.3031, 1998,
Sixth Edition
Insect bites
Leishmaniasis 
JAAD 28:495–497,1993; JAAD 23:1178, 1990
Leprosy – lepromatous or tuberculoid leprosy 
Ann Intern Med
98:49, 1983; erythema nodosum leprosum AD 122:1435–1440,
1986
Lobomycosis 
Cutis 46:227–234, 1990
Lyme disease (Lyme borreliosis) – erythema migrans; solitary
lymphocytoma 
JAAD 24:621–625, 1991; lymphocytoma cutis;
earlobe bluish-red plaque 
JAAD 49:363–392, 2003; Rook
p.3027, 1998, Sixth Edition
Malignant otitis externa – pseudomonas 
Ear Nose Throat
J 73:772–774, 777–778, 1994
Mycobacterium bovis – lupus vulgaris 
BJD 153:220–222, 2005
Mycobacterium tuberculosis – lupus vulgaris – extensive
destruction 
Cutis 15:499–509, 1975; starts as red–brown
plaque, enlarges with serpiginous margin or as discoid plaques;
apple-jelly nodules 
JAAD 18:581–583, 1988; Int J Dermatol
26:578–581, 1987; Acta Tuberc Scand 39 (Suppl 49):1–137,
1960
Myiasis – 
Cochliomyia hominivorax (New World screwworm) –
deposition of larvae in triangular fossa
JAAD 27:264–265, 1992
Necrotizing fasciitis (streptococcal gangrene) 
Otolaryngol Head
Neck Surg 113:467–473, 1995
Otitis externa 
Clin Otolaryngol 17:150–154, 1992; Arch Environ
Health 37:300–305, 1982
Papular acrodermatitis of childhood (hemorrhagic variant) 
Ped
Derm 8:169–171, 1991
Parvovirus B19 infection
Pediculosis capitis – elephantiasis of ears 
Acta DV 63:363–365,
1983
Pneumocystis carinii – red nodular infiltrated ear Tyring p.334,
2002; polyps within external auditory canal Am J Med
85:250–252, 1988
Pseudomonas chondritis – secondary to ear piercing Ann Plast
Surg 24:279–282, 1990; pseudomonas perichondritis Br J Clin
Pract 44:512–513, 1990
Scabies
Staphylococcal cellulitis – due to ear piercing 
Rook p.3018,
1998, Sixth Edition
Syphilis – secondary
Tinea – tinea faciei; tinea incognito 
J Dermatol 22:706–707,
1995; mimicking chondritis Cutis 23:638–639, 1979
Tuberculosis, primary – ear piercing 
J Pediatr 40:482–485, 1952