13 results
Causes of Hypocomplementemia - CHAMPS Mnemonic
C - Cryoglobulinemia (85%), C3 glomerulopathy, cirrhosis
H - Heavy Chain deposition
Causes of Hypocomplementemia ... 1 (50%-80%), type ... #Low #Complement ... CHAMPS #Mnemonic #diagnosis ... #differential #hematology
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
- Differential Diagnosis ... tubular acidosis (Types ... and 2, but not type ... #Low #Potassium ... #Table #Classification
EULAR/ACR Classification Criteria for Systemic Lupus Erythematosus
Clinical Domains:
 • Constitutional domain: Fever
 • Cutaneous domain: Non-scarring
EULAR/ACR Classification ... > 0.5 g/24 hr, Class ... lupus nephritis, Class ... anticoagulant • Complement ... Erythematosus #diagnosis
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
pathophysiologic causes ... staining): • Low ... Complement: Post-strep ... #differential #diagnosis ... #algorithm #rheumatology
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
- Differential Diagnosis ... Algorithm Low ... #Anemia #MCV #Classification ... #Algorithm #Causes ... #Hematology
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
Labs/Diagnosis: ... factor level • Low ... serum C4 complement ... #types #classification ... #rheumatology #
Lymphomas and Lymphoproliferative Disorders - Differential Diagnosis Algorithm
Hodgkin Lymphoma ~40% - Characteristic For Reed-Sternberg (RS) Cells
- Differential Diagnosis ... Algorithm Hodgkin ... are present • Classic ... Lymphoproliferative #Disorders #Classification ... pathophysiology #Hematology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... against MPO • Complement ... (Low levels mixed ... #rheumatology # ... classification
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
in >90% - Low ... complement - Rare ... sle #comparison #table ... #rheumatology # ... diagnosis #management
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
anti-Smith Ab, low ... complements and ... Skin Disease Classification ... Kikuchi disease • Type-I ... , lymphopenia, low