11 results
Ulcerative Blastomycosis Skin Lesion
57 asymptomatic M from Indiana nonpruritic, painless, progressive skin lesion lower back x
Blastomycosis Skin ... Denies any travel ... Diagnosis? ... Blastomycosis #SkinRash #dermatology ... #clinical #photo
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
decades of life Causes ... lesions - Wheals ... Cold #Urticaria #diagnosis ... #rheumatology # ... comparison #table
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... - Differential Diagnosis ... reddish-purple lesions ... Fever • Toxic appearance ... cryoglobulins • Skin
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
Skin rash and malaise ... with a different appearance ... resembling rashes caused ... Syphilis #Rash #Diagnosis ... #Clinical #Photo
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
a "wood-grain" appearance ... classic targetoid lesions ... PrathitKulkarni #Erythemas #comparison ... #differential #diagnosis ... #dermatology #compared
Cutaneous larva migrans skin Rash
25 F recent Caribbean vacation, walked barefoot on sand and now with
with creepy rash. diagnosis ... lesion which may ... be seen in travelers ... unless multiple lesions ... #clinical #photo
Moccasin-variety Tinea Pedis 
70 M chronic scaly feet. Over the years: rash has itched only occasionally;
Diagnosis? ... dermatophytes cause ... Its appearance is ... Moccasin tinea pedis skin ... type #clinical #photo
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
hyperkeratotic lesions ... scale; "stuck on" appearance ... honey-colored crusts ... ; pruritis #dermatology ... #differential #diagnosis
Cutaneous Mucormycosis Eschar
30 M HIV cd4 10 VL 30k traumatic injury of arm few months ago
Diagnosis? ... steroid use Dx: skin ... from center of lesion ... #skin #clinical ... #photo
Monkeypox Skin Rash
30 yr F and her 6 yr daughter purchased 2 prairie dogs 10 days
Monkeypox Skin Rash ... Diagnosis? ... human-to-human w/ lesions ... SkinRash #clinical #photo ... #dermatology