Schneiderman Prelims Vol-I. qxd

700
A CLINICIAN’S GUIDE TO DERMATOLOGIC DIFFERENTIAL DIAGNOSIS, VOLUME 1
Schneiderman page 600-722.qxd 5/16/2006 6:51 PM Page 700

---

Phenylthiourea – hypopigmentation of skin and hair 
Rook
p.2965, 1998, Sixth Edition
Physostigmine 
Ghatan p.8, 2002, Second Edition
Quinacrine – loss of hair pigmentation 
Ghatan p.230, 2002,
Second Edition
Thiotepa eyedrops – periorbital depigmentation
AD 115:973–974, 1979
Triparanol – hypopigmented hair 
Ghatan p.69, 2002, Second
Edition
Valproic acid – hypopigmented hair 
Ghatan p.70, 2002,
Second Edition
Vasoconstrictors – nicotine, ergot
Vasopressors – intra-arterial injections of vasopressors
EXOGENOUS AGENTS
Chemical leukoderma 
Rook p.1807, 1998, Sixth Edition
Arsenic
Chloroquine/hydroxychloroquine
Hydroquinone 
BJD 105 (Suppl.21):51–56, 1981
Monobenzyl ether of hydroquinone 
BJD 105
(Suppl.21):51–56, 1981
Monomethyl ether of hydroquinone 
BJD 105
(Suppl.21):51–56, 1981
para-tertiary butyl phenol 
BJD 105 (Suppl.21):51–56, 1981;
Dermatologica 135:54–59, 1967
para-tertiary amyl phenol 
BJD 105 (Suppl.21):51–56, 1981
para-tertiary butyl catechol 
BJD 105 (Suppl.21):51–56, 1981
Lymphocyte infusion – vitiligo 
BJD 145:1015–1017, 2001
PUVA therapy for cutaneous T-cell lymphoma – vitiligo-like
leukoderma 
BJD 145:1008–1014, 2001
Rubber depigmentation – wristwatch band; biking suit
Swim goggles – periorbital leukoderma (raccoon-like) 
Contact
Dermatitis 10:129–131, 1984
Vitamin E – white hair at injection sites of infants 
Dermatologica
145:56–59, 1972
INFECTIONS AND INFESTATIONS
Candidiasis – of skin; of nails in congenital candidiasis 
Textbook
of Neonatal Dermatology, p.513, 2001
Dengue fever – exanthem with islands of sparing (‘white islands
in a sea of red’) 
Clin Inf Dis 36:1004–1005,1074–1075, 2003;
Tyring p.477, 2002
Gram-negative web space infection – white maceration
Herpes zoster – post-inflammatory depigmentation 
Rook
p.2964, 1998, Sixth Edition; Int J Derm 25:624–628, 1986
Leishmaniasis – post-kala-azar dermal leishmaniasis
Leprosy – indeterminate – hypopigmented macules of face,
arms, buttocks, or trunk 
Rook p.1222, 1998, Sixth Edition;
borderline tuberculoid, tuberculoid – hypopigmented macule
with dry, hairless anesthetic surface with fine wrinkling 
Int J Lepr
Other Mycobact Dis 67:388–391, 1999; lepromatous leprosy
Rook p.1224, 1998, Sixth Edition; borderline lepromatous Rook
p.1227, 1998, Sixth Edition; white lunulae Ghatan p.80, 2002,
Second Edition
Measles – Koplik’s spots
Onchocerciasis – hypopigmented and depigmented atrophic
macules of pretibial, inguinal areas, and bony prominences
(leopard skin) 
Cutis 65:293–297, 2000; Rook p.1382, 1998,
Sixth Edition
Onychomycosis – superficial white onychomycosis –
Trichophyton rubrum, T. mentagrophytes, Aspergillus species,
Acremonium species (A. strictum), Fusarium solanae,
Onychocola canadensis AD 140:696–701, 2004; JAAD
36:29–32, 1997
Oral hairy leukoplakia
Parvovirus B19 – Koplik’s spots
Pinta – late secondary phase hypopigmented, depigmented
hyperpigmented atrophic skin 
Rook p.1274, 1998, Sixth Edition
AD 135:685–688, 1999; tertiary (late phase) – achromia over
elbows, knees, ankles, wrists back of hands 
Rook p.1274, 1998,
Sixth Edition
Pitted keratolysis
Sepsis – transverse white nail bands 
Ghatan p.81, 2002,
Second Edition
Syphilis – secondary; as macular syphilid fades get
depigmented macules with hyperpigmented background
(leukoderma syphiliticum) on back and sides of neck (necklace
of Venus) 
Rook p.1248–1249, 1998, Sixth Edition
Tinea pedis
Tinea versicolor 
Semin Dermatol 4:173–184, 1985
Verruca – involuting flat wart with halo 
Ghatan p.251, 2002,
Second Edition
Yaws – primary red papule, ulcerates, crusted; satellite papules;
become round ulcers, papillomatous or vegetative friable
nodules which bleed easily (raspberry-like) (framboesia); heals
with large atrophic scar with white center with dark halo 
Rook
p.1268–1271, 1998, Sixth Edition