19 results
Liver Enzymes (LFTs) - Causes of Hepatocellular and Cholestatic Liver Injury
Hepatocellular Liver Injury
 • AST/ALT elevation
Liver Enzymes (LFTs ... pathology (low level ... Liver #Enzymes #LFTs ... Transaminitis #diagnosis ... #differential #hepatology
Diagnosis of Cryoglobulinemia Vasculitis

1) Presence of cryoglobulin 
Circulating immunoglobulins that precipitate with cold temperature and dissolve
Diagnosis of Cryoglobulinemia ... Vasculitis 1 ... Variable levels ... 3 types 2) Vasculitis ... #Diagnosis #Rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential Diagnosis ... Differential Diagnosis ... Tests: • CBC • LFT ... Complement (Low levels ... #rheumatology #
ANCA-Associated Vasculitis
A group of necrotizing, small-vessel vasculitis without immune complex deposition. Complement levels are normal due
ANCA-Associated Vasculitis ... , small-vessel vasculitis ... Complement levels ... PANCA #MPO #PR3 #Diagnosis ... #Rheumatology
Patterns of Liver Injury
Transaminase Levels:
  > 50x normal - Ischemic Hepatitis
  > 20x normal
Transaminase Levels ... Liver #Injury #hepatology ... #LFTs #transaminitis ... #differential #diagnosis
Seronegative Inflammatory Arthritis - Differential Diagnosis
 • Seronegative Rheumatoid Arthritis 
 • Infectious Arthritis: Viral, Bacterial,
- Differential Diagnosis ... Erythematous, Systemic Vasculitis ... Undifferentiated UCSD ... #Differential #Diagnosis ... #rheumatology
Renal involvement in 35% of mixed cryoglobulinemia vasculitis 
Associated with : 
 • Absence of skin
cryoglobulinemia vasculitis ... decr of C3 and C4 levels ... min/1.73 m2 at diagnosis ... • Dialysis at diagnosis ... #Management #Rheumatology
Diagnosis of IgA Vasculitis (Henoch-Schönlein Purpura) - French Vasculitis Study Group 

1) Suggestive clinical manifestations
Diagnosis of IgA ... Vasculitis (Henoch-Schönlein ... Elevated serum IgA levels ... HenochSchonleinPurpura #HSP #Diagnosis ... #Rheumatology #
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
Labs/Diagnosis: ... rheumatoid factor level ... C4 complement level ... Cryoglobulins #diagnosis ... classification #rheumatology
Liver Chemistry Tests - AST, ALT, Alkaline Phosphatase and Bilirubin Metabolism
AST and ALT:
 • AST: liver
• Increased levels ... AlkPhos #Bilirubin #Hepatology ... Pathophysiology #Diagnosis ... #LFTs