12 results
Palpable Purpura seen in Henoch Schonlein Purpura (HSP, IgA Vasculitis)

55 year old male on tuberculosis treatment
, IgA Vasculitis ... pain involving knees ... #IgA #Vasculitis ... #clinical #photo ... dermatology #skin #rash #physicalexam
IgA Vasculitis – Henoch Scholein Purpura: Pathogenesis and Clinical Findings

 - Infectious Agents - 50% have
IgA Vasculitis – ... Pathogenesis and Clinical ... arthritis (especially knees ... #IgA #Vasculitis ... Pathophysiology #Diagnosis
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
• They can cause ... Cryoglobulins Cause ... : • Clinical triad ... of Palpable purpura ... • IgA vasculitis
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- Differential Diagnosis ... Kasabach-Merritt syndrome ... Gardner-Diamond syndrome ... CAUSES OF PALPABLE ... • Ig A vasculitis
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Guillain-Barre Syndrome ... DTR’s • Onset: Few ... Clinical Features ... Diagnosis: • ... #Syndrome #diagnosis
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Diagnosis Framework ... Differential Diagnosis ... of shoulder and hip ... tract, and often causes ... , IgA (cmpkx deposits
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Schonlein Purpura (IgA ... tract, and often causes ... scleritis • Palpable ... Skin -> causing palpable ... Cryoglobulins • HIV
Acute Retroviral Syndrome
Acute Retroviral Syndrome is the symptomatic presentation of acute human immunodeficiency virus infection

 •
DDX: • Epstein-Barr ... Viral hepatitis Diagnosis ... test is capable ... /IgM-sensitive HIV ... #HIV #diagnosis
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
to 8 years Clinical ... DDX - Other causes ... : • Nephrotic syndrome ... infections (Epstein-Barr ... syndrome, HIV)
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
Guillain-Barré Syndrome ... Incidence: 1 to 2 cases ... transplantation CLINICAL ... • Onset: few days ... #Syndrome #diagnosis