16 results
Reactive Skin Rash - Differential Diagnosis Algorithm
Reactive erythematous with various morphology
 • Urticaria - Firm /
Reactive Skin Rash ... - Differential Diagnosis ... Algorithm Reactive ... Multiforme - Target lesions ... #Reactive #SkinRash
Natural History of Syphilis
Primary - 2-6 weeks after infection
 • Chancre, Regional lymphadenopathy
Early Latent ≤ 1
primary syphilis • Rash ... lymphadenopathy, Mucosal lesions ... syphilis (10%); Ocular ... #progression #diagnosis ... #stages
Maculopapular - Diagnostic Algorithm
Pathophysiology:
- Catch-all term with a wide range of potential pathophysiologic mechanisms and causative
Maculopapular - Diagnostic ... Algorithm Pathophysiology ... New-onset fever with rash ... Mucocutaneous or ocular ... #Dermatology #Rash
Stages of Syphilis
Early Primary:
 • Painless chancre
 • Regional lymphadenopathy
Early Secondary:
 • Fever, malaise
 • Rash
Stages of Syphilis ... Fever, malaise • Rash ... • Gummatous • Nodular ... lesions in bone ... symptoms #signs #diagnosis
Pustular Skin Rash - Differential Diagnosis Algorithm
Pruritic / Scaly / Erythematous lesions, usually poorly demarcated
Acneiform -
Pustular Skin Rash ... - Differential Diagnosis ... Algorithm Pruritic ... / Erythematous lesions ... #Pustular #SkinRash
Eczematous Skin Rash - Differential Diagnosis Algorithm
Eczematous - Pruritic/Scaly/Erythematous lesions. Usually poorly demarcated
 • Atopic Dermatitis
Eczematous Skin Rash ... - Differential Diagnosis ... Algorithm Eczematous ... chest folds • Stasis ... #Eczematous #SkinRash
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
Papulosquamous Skin Rash ... - Differential Diagnosis ... Algorithm Erythrematous ... silvery scale on elbows ... Papulosquamous #SkinRash
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
- Differential Diagnosis ... Algorithm Pinpoint ... #Differential #Diagnosis ... #Algorithm #Causes ... #dermatology #physicalexam
Central Distribution, Febrile / Ill:
 - Viral Exanthem 
 - Lyme Disease (erythema migrans) 
Central Distribution,
/ Ill, Target Lesions ... Ill, No Target Lesions ... Maculopapular #Macular ... Macules #Papules #Rash ... #Algorithm #Diagnosis
The Stages of Syphilis 

Primary Syphilis 
- The chancre lesion is the hallmark of primary syphilis.
The Stages of Syphilis ... Syphilis - Rash ... - Ocular syphilis ... #Stages #Syphilis ... Latent #Tertiary #Diagnosis