21 results
Petechial/Purpuric Rashes- THE ALGORITHMIC APPROACH 

These rashes can be especially challenging and are
associated with devastating differential
Petechial/Purpuric ... ) purpura occurs ... Nonpalpable purpura ... endocarditis, RMSF, and Henoch-Schönlein ... purpura.
Henoch Schonlein Purpura 
Typically a young boy. Often occurs following upper respiratory tract infection. A systemic
Purpura Typically ... A systemic vasculitis ... often with IgA ... #Purpura #Diagnosis ... #Signs #Symptoms
Causes of Purpura - Differential Diagnosis
Non-PalpabIe → Palpable
 • Thrombocytopenia (HIT, ITP/HUS), Coagulation defects (DIC, warfarin
Causes of Purpura ... - Differential ... cryoglobulins, IgA ... BrighamChiefs #Purpura ... #Causes #Differential
Henoch Schonlein Leg Rash - Palpable Purpura
Purpura: Low Platelets or Vasculitis?
45 years old, seen in our
Palpable purpura ... Tip: To differentiate ... Palpable = vasculitis ... purpura (IgA), ... #Legs #Rash #clinical
Palpable Purpura seen in Henoch Schonlein Purpura (HSP, IgA Vasculitis)

55 year old male on tuberculosis treatment
Palpable Purpura ... Schonlein Purpura ... (HSP, IgA Vasculitis ... #Purpura #Henoch ... #Vasculitis #clinical
Diagnosis of IgA Vasculitis (Henoch-Schönlein Purpura) - French Vasculitis Study Group 

1) Suggestive clinical manifestations
Vasculitis (Henoch-Schönlein ... Purpura) - French ... - Symmetric palpable ... purpura mainly ... Rheumatology #Peds #Pediatrics
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... PURPURA: Platelet ... Acute Infectious Purpura ... PURPURA: Vasculitis ... • Ig A vasculitis
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
the Skin - Differential ... Vessel: Petechiae, Palpable ... purpura, Hemorrhagic ... with IgG/IgM deposits ... #rheumatology #differential
IgA Vasculitis – Henoch Scholein Purpura: Pathogenesis and Clinical Findings

 - Infectious Agents - 50% have
IgA Vasculitis – ... Henoch Scholein ... Purpura: Pathogenesis ... and Clinical Findings ... Pathophysiology #Diagnosis #Signs
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... : • Purpura, ischemic ... purpura: Strong ... purpura, joint ... ) • Palpable purpura