11 results
Algorithm for Diagnosis of the Petechial / Purpuric Rash

Febrile/Toxic, Palpable: 
 - Meningococcaemia, Disseminated Gonococcal Infection,
Algorithm for Diagnosis ... Disseminated Gonococcal Infection ... Endocarditis, Henoch-SchönIein ... #Algorithm #Diagnosis ... #Dermatology #Skin
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
- Differential Diagnosis ... Algorithm Pinpoint ... 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
	•
Joint Pain Rash ... Crohn's disease Palpable ... vasculitis • Henoch Schönlein ... Sarcoidosis • GPA ... #differential #diagnosis
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
• Petechiae, Palpable ... Maculopapular rash ... • Petechiae • Palpable ... • Henoch-Schönlein ... #dermatology #rash
Petechial/Purpuric Rashes- THE ALGORITHMIC APPROACH 

These rashes can be especially challenging and are
associated with devastating differential
Purpuric Rashes- THE ALGORITHMIC ... inflammation or infection ... RMSF, and Henoch-Schönlein ... petechial or purpuric rash ... Purpural #Purpuric #Rash
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
- Purpura - Skin ... Clinical triad of Palpable ... Labs/Diagnosis: ... associated vasculitis - GPA ... vasculitis (Henoch-Schönlein
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
- Differential Diagnosis ... to exclude are infections ... , mucositis • Rash ... MPO > PR3 60/ GPA ... present) Henoch Schonlein
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
present • Henoch Schonlein ... mucositis - Rash ... to exclude are infections ... -> causing palpable ... • ANCA (Dx: GPA
Moccasin-variety Tinea Pedis 
70 M chronic scaly feet. Over the years: rash has itched only occasionally;
Over the years: rash ... Diagnosis? ... skin of inflamed ... Indiana University Infectious ... type #clinical #photo
Algorithm - Approach to the differential diagnosis of the patient presenting with overt glomerular proteinuria. CMV
Algorithm - Approach ... extremities (ischemia, infarction ... nose (epistaxis), skin ... alopecia, purpura, palpable ... vesicular rash,