13 results
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Dermatologic Manifestations ... lesions (9.4%) • Maculopapular ... rash (6.7%) • ... reticularis Differential ... #dermatology #rash
Maculopapular Rashes - THE ALGORITHMIC APPROACH 

The term maculopapule is a portmanteau, a combination
of macule and
Maculopapular Rashes ... macule and papule (Table ... febrile have a wide differential ... have a broader differential ... #Diagnosis #Dermatology
Maculopapular - Diagnostic Algorithm
Pathophysiology:
- Catch-all term with a wide range of potential pathophysiologic mechanisms and causative
Maculopapular - ... sulfa-drug - Skin ... #Diagnosis #Dermatology ... #Rash #Maculopapular ... Targetoid #Algorithm #Differential
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Joint Pain Rash ... infection Malar rash ... Sarcoidosis • GPA ... Sarcoidosis #dermatology ... #rashes #differential
Approach to the Rash in a an oncology patient - MINT-C Mnemonic
M - Malignancy: Leukemia cutis,
in a an oncology ... dermatoses #skin ... #Rash #oncology ... #differential # ... MINTC #Mnemonic #dermatology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
- Differential ... RA, Sjogren's, GPA ... deficiency Work ... cryoglobulins • Skin ... Algorithm #Causes #dermatology
Drug Reaction with Eosinophilia and Systemic Symptoms (DRESS)
Definition: 
 • Severe adverse drug reaction, characterized by
rash in association ... • Maculopapular ... Skin involvement ... Resolution > 15 days Differentials ... DRESS #Syndrome #dermatology
Pustular Skin Lesions - Differential Diagnosis Framework

What are pustules?
• Pustules < 5-10 mm + pus
• Material
Pustular Skin Lesions ... - Differential ... Generalized itchy rash ... #Lesions #Differential ... #Diagnosis #Dermatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... , mucositis • Rash ... MPO > PR3 60/ GPA ... vesicles, pustules, maculopapular ... #Diagnosis #Rheumatology
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
centrifugum • A chronic skin ... gyratum repens • A skin ... Erythemas #comparison #table ... #differential # ... diagnosis #dermatology