11 results
Dematoses in Pregnancy - Specific Skin Conditions
Non-Pruritic
 • Pustular psoriasis of pregnancy
 • Impetigo Herpetiformis
Pruritic -
Non-Pruritic • Pustular psoriasis ... Lesion • Pemp ... dermatoses #pregnancy #rash ... #dermatology #Differential ... Diagnosis #Algorithm #causes
Christmas Tree Rash of Pityriasis rosea
 - small oval scaling patches
 - Christmas tree pattern
 -
- long axis of lesion ... parallel to lines of skin ... diagnosis: secondary syphilis ... rosea #clinical #dermatology ... #photo #PhysicalExam
Central Distribution, Febrile / Ill:
 - Viral Exanthem 
 - Lyme Disease (erythema migrans) 
Central Distribution,
meningococcaemia - Syphilis ... distribution: - Psoriasis ... Macules #Papules #Rash ... Algorithm #Diagnosis #Dermatology ... #Skin
Moccasin-variety Tinea Pedis 
70 M chronic scaly feet. Over the years: rash has itched only occasionally;
Over the years: rash ... dermatophytes cause ... skin of inflamed ... type #clinical #photo ... #foot #dermatology
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
Skin rash and malaise ... heaped, wart-like lesions—Condyloma ... resembling rashes caused ... #Clinical #Photo ... #Dermatology
Secondary Syphilis - Rash on Palms and Soles 
41ys, seen in our ED b/c of 20
- Rash on Palms ... Typical lesions ... present in 80% of cases ... #Rash #clinical ... #photo #dermatology
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
Papulosquamous Skin ... Rash - Differential ... overlying scale • Psoriasis ... • Secondary Syphilis ... Diagnosis #Algorithm #causes
Pustular Skin Lesions - Differential Diagnosis Framework

What are pustules?
• Pustules < 5-10 mm + pus
• Material
Pustular Skin Lesions ... Generalized itchy rash ... Pustular psoriasis ... Secondary syphilis ... #Diagnosis #Dermatology
Capnocytophaga Canimorsus Skin Rash

40 M presents w/ N, V, severe epigastric pain. SHx: smoker, drinks 18
inoculate into soft ... dogs & latter can cause ... gram-negative bacillus cause ... #Rash #dermatology ... #clinical #photo
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
exposed ivy) • Psoriasis ... hyperkeratotic lesions ... honey-colored crusts ... ; pruritis #dermatology ... #rash #differential