6 results
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... lesions • Severe pain ... RMSF - Henoch Schonlein ... RA, Sjogren's, GPA ... cryoglobulins • Skin
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Rash • Human ... Malar rash ... Crohn's disease Palpable ... vasculitis • Henoch Schönlein ... Sarcoidosis • GPA
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... • Petechiae, Palpable ... Maculopapular rash ... burning sensation or pain ... • Henoch-Schönlein
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
present • Henoch Schonlein ... tract, and often causes ... mucositis - Rash ... to exclude are infections ... • ANCA (Dx: GPA
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
tract: Abdominal pain ... , mucositis • Rash ... MPO > PR3 60/ GPA ... present) Henoch Schonlein ... tract, and often causes
Algorithm - Approach to the differential diagnosis of the patient presenting with overt glomerular proteinuria. CMV
extremities (ischemia, infarction ... lymphadenopathy, pleuritic pain ... nose (epistaxis), skin ... alopecia, purpura, palpable ... Nephrocalcinosis causes