2731 results
Effect of Selected Diseases on Complement Levels - C3, C4
 • SLE C3 ↓ C4 ↓↓
• SLE C3 ↓ C4 ... MCGN type 1 C3 ↓ C4 ... ↓↓ • Cryo C3 ... angiooedema C3 C4 ... • C3GN C3 ↓ C4
Glomerulonephritis - Differential Diagnosis Framework
ANCA:
 • C-ANCA: GPA (Wegener's)
 • P-ANCA: Microscopic Polyangiitis, Eosinophilic GPA (Churg
Membranoproliferative • ↓C4 ... Cryoglobulinemia • Normal C3/C4
Diagnosis and Management of Hypocomplementemic Urticarial Vasculitis (HUV)

Diagnosis of HUV
1) Chronic urticaria 
2) Leukocytoclastic vasculitis 
3)
Diagnosis and Management ... Hypocomplementemia (C3 and/or C4 ... Therapeutic management ... HUV #Diagnosis #Management
Subtypes of Serum Proteins

Pre-albumin (Transthyretin)
Albumin
Globulins
 • Alpha-1: Alpha-1 antitrypsin, Serum amyloid A, Ceruloplasmin, Corticosteroid-binding globulin (Transcortin),
• Beta: C3 and C4
Renal involvement in 35% of mixed cryoglobulinemia vasculitis 
Associated with : 
 • Absence of skin
decr of C3 and C4 ... Cryoglobulinemia #Vasculitis #Management
Staphylococcus-associated GlomeruloNephritis - Diagnosis and Management Summary
CLINICAL
 • Nephritic syndrome (Casts)
 • Marked proteinuria (may be
Diagnosis and Management ... or CH50 • ± ↓ C4 ... - Pivotal in management ... nephrology #diagnosis #management
EULAR/ACR Classification Criteria for Systemic Lupus Erythematosus
Clinical Domains:
 • Constitutional domain: Fever
 • Cutaneous domain: Non-scarring
Low C3 or low C4 ... Low C3 and low C4
Acute Kidney Injury (AKI) - Differential Diagnosis Framework
Pre-Renal:
 • Hypovolemia, Cardiorenal, Distributive Shock, HRS, Hypercalcemia, Renal
, Anti-GBM, C3/C4
Formation of Trunks and Cords of the Brachial Plexus
The spinal nerves of segments C5 – Th1
also of segments C4
Massive Hemoptysis - Diagnosis and Management
 • Definitions: 
   - Hemoptysis = bleeding from
Diagnosis and Management ... Workup • General Management ... • Airway Management ... Ablation, Cautery, Cryo ... Hemoptysis #Diagnosis #Management