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Dermatologic Differential Diagnosis.pdf. - Famona Site

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Phaeohyphomycosis, subcutaneous Ped Inf Dis 5:380–382,<br />

1986; phaeomycotic cyst of the hand – Phialophora,<br />

Cladosporium, Alternaria JAAD 8:1–16, 1983<br />

Phagedenic balanitis Rook p.3194, 1998, Sixth Edition<br />

Phlegmon – necrotic cutaneous phlegmon<br />

Plague (Yersinia pestis) – ecthyma gangrenosum-like lesions at<br />

site of initial flea bite; eschars AD 135:311–322, 1999; Clin Inf<br />

Dis 19:655–663, 1994; eschar and ulceration JAAD<br />

47:766–769, 2002<br />

Portuguese man-of-war stings J Emerg Med 10:71–77, 1992<br />

Pseudallescheria boydii – mycetoma – bulla with central<br />

necrosis AD 132:382–384, 1996<br />

Pseudomonas – ecthyma gangrenosum in Pseudomonas<br />

sepsis; eschar and ulceration JAAD 47:766–769, 2002;<br />

Textbook of Neonatal Dermatology, p.193, 2001; JAAD<br />

11:781–787, 1984; Arch Int Med 128:591–595, 1971; noma<br />

neonatorum – gangrenous changes in oronasal and perineal<br />

areas, scrotum, and eyelids (Pseudomonas in infants) Lancet<br />

2:289–291, 1978; Pseudomonas sepsis – penile gangrene<br />

J Urol 124:431–432, 1980; non-clostridial gas gangrene in<br />

diabetics JAMA 233:958–963, 1975<br />

Pythium insidiosum (pythiosis) (alga) – ascending gangrene of<br />

legs; Thailand J Infect Dis 159:274–280, 1989; cellulitis, infarcts,<br />

ulcers JAAD 52:1062–1068, 2005<br />

Queensland tick typhus AD 139:1545–1552, 2003<br />

Rat bite fever (Sodoku) – Spirillium minor – eschar (acrally)<br />

Ann Emerg Med 14:1116–1118, 1985; eschar and ulceration<br />

JAAD 47:766–769, 2002<br />

Rhizopus AD 125:952–956, 1989; Rhizopus azygosporus BJD<br />

153:428–430, 2005<br />

Ricketsial pox (Rickettsia akari ) (Kew Gardens spotted fever) –<br />

house mouse mite bite (Liponyssus (Allodermanyssus)<br />

sanguineus) NY Med 2:27–28, 1946; eschars in rickettsial pox,<br />

R. conorii, R. sibirica, R. australis, R. japonicum AD<br />

139:1545–1552, 2003; Clin Inf Dis 18:624–626, 1994; eschar<br />

and ulceration JAAD 47:766–769, 2002<br />

Rocky Mountain spotted fever JAAD 49:363–392, 2003; Clin Inf<br />

Dis 16:629–634, 1993; eschar at bite site; DIC J Clin Inf Dis<br />

21:429, 1995; massive skin necrosis South Med J<br />

71:1337–1340, 1978<br />

Scopulariopsis<br />

Scorpion sting<br />

Scrub typhus (Rickettsia tsutsugamuchi) (mites) – headache<br />

and conjunctivitis; eschar with black crust; generalized macular<br />

or morbilliform rash AD 139:1545–1552, 2003; JAAD 2:359–373,<br />

1980; eschar and ulceration JAAD 47:766–769, 2002<br />

Sea anemone sting<br />

Serratia marcescens – including necrotizing fasciitis J Clin Inf<br />

Dis 23:648–649, 1996<br />

Siberian tick typhus AD 139:1545–1552, 2003<br />

Smallpox vaccination Clin Inf Dis 37:241–250, 2003;<br />

progressive vaccinia Clin Inf Dis 37:251–271, 2003<br />

Snake bites – edema, erythema, pain, and necrosis NEJM<br />

347:347–356, 2002; green pit viper Am J Trop Med 58:22–25,<br />

1998; spitting cobra (Naja nigricollis) Toxicon 25:665–672, 1987<br />

Spider bites Trans R Soc Trop Med Hyg 92:546–548, 1998;<br />

South Med J 69:887–891, 1976; brown recluse spider bite<br />

JAAD 44:561–573, 2001; eschar and ulceration JAAD<br />

47:766–769, 2002<br />

Sporotrichosis NEJM 352:700–707, 2005; Tyring p.55, 2002;<br />

Ghatan p.31, 2002, Second Edition<br />

Staphylococcus aureus NEJM 352:700–707, 2005;<br />

Staphylococcus aureus purpura fulminans and toxic shock<br />

syndrome Clin Inf Dis 40:941–947, 2005<br />

Staphylococcal scalded skin syndrome<br />

Stingray bite BJD 143:1074–1077, 2000<br />

Streptococcus – acute necrotizing infection following bites or<br />

scratches of dogs or cats NEJM 352:700–707, 2005; Ann DV<br />

123:804–806, 1996<br />

Streptococcus pneumoniae Clin Inf Dis 21:697–698, 1995;<br />

penile gangrene Rook p.3194, 1998, Sixth Edition<br />

Subacute bacterial endocarditis – Streptococcus viridans with<br />

cutaneous vasculitis<br />

Synergistic necrotizing gangrene (Meleney’s synergistic<br />

gangrene) Rook p.2266, 1998, Sixth Edition; Surgery<br />

86:655–662, 1979; Arch Surg 9:317–364, 1924<br />

Syphilis – malignant lues NEJM 352:700–707, 2005; JAAD<br />

22:1061–1067, 1990; penile gangrene Rook p.3194, 1998,<br />

Sixth Edition<br />

Tanapox – umbilicated papule progressing to necrosis<br />

JAAD 44:1–14, 2001<br />

Tick bites – especially soft ticks JAAD 49:363–392, 2003<br />

Tick typhus (Boutonneuse fever, Kenya tick typhus, African and<br />

Indian tick typhus) (ixodid ticks) – small ulcer at site of tick bite<br />

(tache noire) – black necrotic center with red halo; pink<br />

morbilliform eruption of forearms, then generalizes, involving<br />

face, palms, and soles; may be hemorrhagic; recovery<br />

uneventful JAAD 2:359–373, 1980; eschar and ulceration<br />

JAAD 47:766–769, 2002<br />

Trichosporon beigelii AD 129:1020–1023, 1993<br />

Tropical ulcer – eschar and ulceration JAAD 47:766–769, 2002<br />

Trypanosoma brucei rhodiense – necrotic chancre J Clin Inf Dis<br />

23:847–848, 1996<br />

Tsutsugamushi fever Dtsch Med Wochenschr 123:562–566, 1998<br />

Tularemia – necrotic papule Cutis 54:279–286, 1994; eschar and<br />

ulceration NEJM 352:700–707, 2005; JAAD 47:766–769, 2002;<br />

skin slough from hamster bite MMWR 53:1202–1203, 2005<br />

Vaccinia – progressive vaccinia J Clin Inf Dis 25:911–914, 1997<br />

Varicella – varicella gangrenosa Tyring p.124, 2002; Arch Dis<br />

Child 30:177–179, 1955; chronic varicella zoster virus in AIDS<br />

AD 124:1011–1012, 1988; penile gangrene in infancy Rook<br />

p.3194, 1998, Sixth Edition; atypical recurrent varicella with<br />

vesiculopapular lesions with central necrosis JAAD 48:448–452,<br />

2003<br />

Venoms<br />

Vibrio vulnificus sepsis JAAD 46:S144–145, 2002; Ann DV<br />

128:653–655, 2001; JAAD 24:397–403, 1991<br />

Xanthomonas maltophilia – ecthyma gangrenosum-like lesions<br />

JAAD 37:836–838, 1997<br />

Yaws<br />

Zygomycosis AD 140:877–882, 2004; JAAD 32:346–351, 1995;<br />

Rhizopus arrhizus; bull’s eye infarct JAAD 51:996–1001, 2004;<br />

JAMA 2254:737–738, 1973; Apophysomyces elegans,<br />

Saksenaza vasiformis J Clin Inf Dis 24:580–583, 1997;<br />

J Clin Inf Dis 19:67–76, 1994<br />

INFILTRATIVE LESIONS<br />

Langerhans cell histiocytosis NEJM 352:700–707, 2005<br />

INFLAMMATORY DISORDERS<br />

NECROSIS 357<br />

Dermatitis gangrenosum infantum – multiple necrotic ulcers<br />

complicating varicella, seborrheic dermatitis BJD 75:206–211,<br />

1963<br />

Erythema multiforme Medicine 68:133–140, 1989; JAAD<br />

8:763–765, 1983; Stevens–Johnson syndrome Rook<br />

p.3365–3366, 1998, Sixth Edition

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