64 results
Diagnosis and Management of Hypocomplementemic Urticarial Vasculitis (HUV)

Diagnosis of HUV
1) Chronic urticaria 
2) Leukocytoclastic vasculitis 
3)
Management of Hypocomplementemic ... Urticarial Vasculitis ... Diagnosis of HUV 1) Chronic ... 3) Hypocomplementemia ... TerrierBen #Hypocomplementemic
Pathophysiology of Hypocomplementemic Urticarial Vasculitis

C1q/anti-C1q antibiody ->
Immune Complex Formation - Complement Pathway Activation (C3a and C5a)
Pathophysiology of Hypocomplementemic ... Urticarial Vasculitis ... Complex Formation - Complement ... Formation -> Vasculitis ... TerrierBen #Hypocomplementemic
Causes of Hypocomplementemia - CHAMPS Mnemonic
C - Cryoglobulinemia (85%), C3 glomerulopathy, cirrhosis
H - Heavy Chain deposition
Causes of Hypocomplementemia ... @AnnKumfer #Hypocomplementemia ... #Low #Complement ... Mnemonic #diagnosis #differential
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential ... Eosinophilia, asthma, chronic ... often involved • Hypocomplementemic ... Urticaria and hypocomplementemia ... against MPO • Complement
Causes of Acute and Chronic Pelvic Pain - Differential Diagnosis Algorithm
Acute Pelvic Pain:
 • Non-Gynecologic
 •
Causes of Acute ... Pain - Differential ... Diagnosis Algorithm ... #Pain #Differential ... #Diagnosis #Algorithm
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Differential Diagnosis ... Eosinophilia, asthma, chronic ... Elevated AST ALT • Hypocomplementemia ... ) • Hypocomplementemic
Cough - Diagnostic Schema

Infectious: URTI, LRTI, Bacterial, Viral
Irritant/Exposure: Allergic, Post-infectious, Pneumonitis, ACEi, PTX, Foreign Body
Airway Disease:
CHF, Autoimmune Vasculitis ... Diagnosis #Schema #Acute ... #Chronic #Differential ... #Algorithm
Mesenteric Ischemia - Differential Diagnostic Schema
Chronic: ASCVD, Venous, Vasculitides 5% (PAN, [E]GPA, IgA, MPA)
Acute
 - Venous
Mesenteric Ischemia - Differential ... Diagnostic Schema Chronic ... ASCVD, Venous, Vasculitides ... GPA, IgA, MPA) Acute ... #Diagnosis #algorithm
Cavitary Lung Disease - Differential Diagnosis and Workup Algorithm
Acute / Subacute:
 • Acute Infections: Lung abscess,
Lung Disease - Differential ... Diagnosis and Workup Algorithm ... Acute / Subacute ... : • Acute Infections ... 12 weeks): • Chronic
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
staining): • Low Complement ... Idiopathic • Normal Complement ... Glomerulonephritis #Vasculitis ... #differential # ... diagnosis #algorithm