19 results
Causes of Hypocomplementemia - CHAMPS Mnemonic
C - Cryoglobulinemia (85%), C3 glomerulopathy, cirrhosis
H - Heavy Chain deposition
Causes of Hypocomplementemia ... Systemic Lupus Erythematosus ... @AnnKumfer #Hypocomplementemia ... #Low #Complement
Systemic Lupus Erythematosus (SLE) - Diagnosis and Management Summary
 • Epidemiology: 10-180/100,000, Typically Age 20-40, F:M
Systemic Lupus Erythematosus ... and Management ... Positive in 60-80% of cases ... 80% - Low complement ... lupus #Systemic #Erythematosus
EULAR/ACR Classification Criteria for Systemic Lupus Erythematosus
Clinical Domains:
 • Constitutional domain: Fever
 • Cutaneous domain: Non-scarring
EULAR/ACR Classification ... Systemic Lupus Erythematosus ... > 0.5 g/24 hr, Class ... anticoagulant • Complement ... #Criteria #SLE
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
anti-Smith Ab, low complements ... Skin Disease Classification ... RNP antibodies, Complement ... : Drug induced SLE ... SSA can rule in SLE
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
90% - Low complement ... Systemic Lupus Erythematosus ... 80% - Low complement ... Usual therapeutic management ... rheumatology #diagnosis #management
Lupus Nephritis Primer
Class I - Minimal Mesangial
Class II - Mesangial Proliferative
Class Ill - Focal Proliferative
Class IV
Nephritis Primer Class ... Proliferative Class ... Lupus #Nephritis #SLE ... #Classification ... #diagnosis #management
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
ischemia - Skin: erythematous ... systemic lupus erythematosus ... against MPO • Complement ... vasculitis, and SLE ... #rheumatology #classification
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
Allergen-specific lgE causes ... antigens, leading to complement ... they activate complement ... Systemic lupus erythematosus ... allergy #table #classification
Bronchiectasis: diagnosis and management 

Causes of localized -> diffuse bronchiectasis
Foreign body, Bronchial stenosis (tumor, .. ),
diagnosis and management ... Causes of localized ... RA, Sjögren, SLE ... Bronchiectasis #diagnosis #management ... Differential #workup #algorithm
Management of Lupus Nephritis
Lupus nephritis (LN) in 10 to 40% of SLE
Hallmark = proteinuria 20.5 g/g
Management of Lupus ... in 10 to 40% of SLE ... severity (ISN/RPS classification ... by 12 months Classification ... #treatment #management