37 results
A System for Vasculitides 

#Diagnosis #IM #Rheum #Vasculitis #Small #Medium #Large #Vessel #Size #Classification #ANCA #Differential
A System for Vasculitides ... Diagnosis #IM #Rheum #Vasculitis ... #Vessel #Size #Classification ... #ANCA #Differential ... #Algorithm #Ddxof
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential ... tracts Immune Complex ... ear disease Differential ... differential #diagnosis ... #rheumatology #classification
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
symptomatology Differential ... vasculitis, Behcet ... Cryoglobulinemia) • Immune Complex ... testing: anti-ANCA ... Renal #Syndrome #differential
Vasculitis - Break down based on vessel size 
Distribution of vessel involvement by large vessel vasculitis,
Vasculitis - Break ... although immune complex ... basement membrane; ANCA ... #Rheumatology #Differential ... Medium #Large #Classification
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
immunofluorescence Immune Complex ... (C-ANCA): GPA > ... Glomerulonephritis #Vasculitis ... #differential # ... diagnosis #algorithm
Classification of Vasculitis 
Vasculitis of large vessels 
 - Arteritis temporalis (giant-cell arteritis) 
 - Takayasu
Classification of ... Vasculitis Vasculitis ... small vessels - ANCA-associated ... syndrome - Immune-complex-induced ... dermatomyositis #Size #Classification
Congenital Heart Disorders - Classification and Differential Algorithm

- Amy Chung, MD, MSc @AmyChung 

#Congenital #Heart #Disorders
Congenital Heart Disorders ... - Classification ... and Differential ... Algorithm - ... #Differential #
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
Vasculitis Involving ... the Skin - Differential ... : • Immune Complex ... • ANCA Associated ... #rheumatology #differential
Causes of Purpura - Differential Diagnosis
Non-PalpabIe → Palpable
 • Thrombocytopenia (HIT, ITP/HUS), Coagulation defects (DIC, warfarin
Causes of Purpura - Differential ... Leukocytoclastic Vasculitis ... (LCV), Immune complex ... cryoglobulins, IgA), ANCA ... #Diagnosis #vasculitis
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
deposit of immune complexes ... hematological disorders ... to Autoimmune Disorders ... DDX: • ANCA (Antineutrophil ... diagnosis #types #classification