18 results
Algorithm for Diagnosis of the Petechial / Purpuric Rash

Febrile/Toxic, Palpable: 
 - Meningococcaemia, Disseminated Gonococcal Infection,
Rash Febrile ... Disseminated Gonococcal Infection ... Endocarditis, Henoch-SchönIein ... - Autoimmune Vasculitis ... #Dermatology #Skin
Typical palpable purpura of Henoch Schönlein Purpura

#Henoch #Schonlein #Purpura #HSP #Skin #Rash #Clinical #Photo #Palpable #Dermatology
Typical palpable purpura ... of Henoch Schönlein ... Purpura #Henoch ... #Schonlein #Purpura ... #HSP #Skin #Rash
Petechial/Purpuric Rashes- THE ALGORITHMIC APPROACH 

These rashes can be especially challenging and are
associated with devastating differential
Petechial/Purpuric ... inflammation or infection ... endocarditis, RMSF, and Henoch-Schönlein ... rash, the diagnosis ... #Purpuric #Rash
Henoch Schonlein Leg Rash - Palpable Purpura
Purpura: Low Platelets or Vasculitis?
45 years old, seen in our
Henoch Schonlein ... Tip: To differentiate ... suggestive of Henoch-Schonlein ... #Schonlein #Purpura ... #photo #dermatology
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 ... • 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 ... • Henoch Schönlein ... purpura • PAN ... Sarcoidosis • GPA ... #rashes #differential
Palpable Purpura seen in Henoch Schonlein Purpura (HSP, IgA Vasculitis)

55 year old male on tuberculosis treatment
Palpable Purpura ... Schonlein Purpura ... #Palpable #Purpura ... #Henoch #Schonlein ... #clinical #photo
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
IgA nephropathy, Henoch-SchonIein ... Purpura Anti-GBM ... ANCA (C-ANCA): GPA ... Glomerulonephritis #Vasculitis ... #differential #
Glomerulonephritis - Differential Diagnosis Framework
ANCA:
 • C-ANCA: GPA (Wegener's)
 • P-ANCA: Microscopic Polyangiitis, Eosinophilic GPA (Churg
ANCA: • C-ANCA: GPA ... , Eosinophilic GPA ... Mediated: • ↓C3: Infection-Related ... IgA Nephropathy, Henoch ... Schonlein Purpura
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
- Differential ... - RMSF - Henoch ... Schonlein Purpura ... : - Purpura fulminans ... cryoglobulins • Skin