11 results
Algorithm for Diagnosis of the Petechial / Purpuric Rash

Febrile/Toxic, Palpable: 
 - Meningococcaemia, Disseminated Gonococcal Infection,
Algorithm for Diagnosis ... the Petechial / Purpuric ... Endocarditis, Henoch-SchönIein ... #Rash #Algorithm ... #Diagnosis #Dermatology
Palpable Purpura seen in Henoch Schonlein Purpura (HSP, IgA Vasculitis)

55 year old male on tuberculosis treatment
Palpable Purpura ... Schonlein Purpura ... (HSP, IgA Vasculitis ... #Palpable #Purpura ... #dermatology #skin
Henoch Schonlein Leg Rash - Palpable Purpura
Purpura: Low Platelets or Vasculitis?
45 years old, seen in our
Henoch Schonlein ... Purpura Purpura ... purpura (IgA), ... #Schonlein #Purpura ... #photo #dermatology
Petechial/Purpuric Rashes- THE ALGORITHMIC APPROACH 

These rashes can be especially challenging and are
associated with devastating differential
Petechial/Purpuric ... endocarditis, RMSF, and Henoch-Schönlein ... rash, the diagnosis ... #Diagnosis #Dermatology ... #Purpuric #Rash
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Petechiae, Palpable purpura ... Petechiae • Palpable purpura ... Vesicles overlying purpuric ... polyangiitis • EGPA • Henoch-Schönlein ... purpura • Mixed
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
disease Palpable purpura ... vasculitis • Henoch ... Schönlein purpura ... Sarcoidosis #dermatology ... #diagnosis #rheumatology
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
Normal Complement: IgA ... nephropathy, Henoch-SchonIein ... Purpura Anti-GBM ... #diagnosis #algorithm ... #rheumatology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Diagnosis Algorithm ... Schonlein Purpura ... : - Purpura fulminans ... Diagnosis #Algorithm ... #Causes #dermatology
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
Arthralgia - Purpura ... triad of Palpable purpura ... • IgA vasculitis ... (Henoch-Schönlein ... purpura) • Cutaneous
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis: • Purpura ... Schonlein Purpura ... (IgA Vasculitis ... , IgA (cmpkx deposits ... #Diagnosis #Rheumatology