8 results
Erythematous Rashes - THE ALGORITHMIC APPROACH

Characterized by diffuse redness of the skin due to
capillary congestion, erythematous
redness of the skin ... from other rashes based ... #Diagnosis #Dermatology ... Algorithm #Nikolsky #Febrile ... #Fever #Differential
Maculopapular - Diagnostic Algorithm
Pathophysiology:
- Catch-all term with a wide range of potential pathophysiologic mechanisms and causative
instability - New-onset fever ... sulfa-drug - Skin ... #Rash #Maculopapular ... Targetoid #Algorithm #Differential ... #Ddxof
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Joint Pain Rash ... • Rheumatic fever ... on erythematous base ... Sarcoidosis #dermatology ... #rashes #differential
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
- Differential ... Red Flags: • Fever ... cryoglobulins • Skin ... #Differential # ... Algorithm #Causes #dermatology
Maculopapular Rashes - THE ALGORITHMIC APPROACH 

The term maculopapule is a portmanteau, a combination
of macule and
differentiated based ... appear toxic and febrile ... pathognomonic for SJS or EM ... require emergent evaluation ... #Diagnosis #Dermatology
Petechial/Purpuric Rashes- THE ALGORITHMIC APPROACH 

These rashes can be especially challenging and are
associated with devastating differential
petechiae/purpura with fever ... require emergent evaluation ... the patient is afebrile ... #Diagnosis #Dermatology ... Purpural #Purpuric #Rash
Pustular Skin Lesions - Differential Diagnosis Framework

What are pustules?
• Pustules < 5-10 mm + pus
• Material
- Differential ... Generalized itchy rash ... Pustules + Fever ... pustulosis • Febrile ... #Diagnosis #Dermatology
Acute Generalized Exanthematous Pustulosis (AGEP)

AGEP is largely a clinical diagnosis based on classical skin findings in
clinical diagnosis based ... on classical skin ... Diagnostic Criteria: - Fever ... patients often are febrile ... Exanthematous #Pustulosis #Dermatology