31 results
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
three primary pathophysiologic ... immunofluorescence Immune ... involvement: Anti-GBM Disease ... Goodpasture's) Pauci-immune ... Glomerulonephritis #Vasculitis #differential
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
mimickers, Other auto-immune ... , Infectious diseases ... autoantibodies #signs #symptoms ... #mimickers #differential ... #rheumatology
Diagnosis and Management of Idiosyncratic Drug-induced Liver Injury (DILI)

DILI Types:
 • Intrinsic - predictable, dose dependent
Diagnosis and Management ... ongoing ↑ LFTs or symptoms ... of liver disease ... Idiosyncratic #differential ... gastroenterology #hepatology
Acute Fatty Liver of Pregnancy (AFLP)
Pathophysiology:
 • Defect in fetal free fatty acid metabolism products →
Pregnancy (AFLP) Pathophysiology ... postpartum): • Initial symptoms ... infiltration) Differential ... Liver #Pregnancy #hepatology ... #pathophysiology
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
Lymphohistiocytosis (HLH) Pathophysiology ... that disrupts immune ... • Autoimmune diseases ... Others: Cellular immune ... Lymphohistiocytosis #diagnosis #management
Childhood Immunization Schedule: Why we immunize
 • Diphtheria Toxin -> URT inflammation causes pseudomembrane with hardened
Schedule: Why we immunize ... invade URT & via hematologic ... hemorrhagic rash; symptoms ... causes CNS and hematologic ... peds #pediatrics #pathophysiology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Vasculitis Differential ... Presentation: Systemic Symptoms ... • Progressive symptoms ... #Diagnosis #Rheumatology
Primary Biliary Cirrhosis (PBC) - Summary

PBC Epidemiology:
 • Female:Male 9:1
 • Common European descent
 • Age:
65 years PBC Pathophysiology ... PBC Signs and Symptoms ... but elevated as disease ... bile ducts Differential ... diagnosis #workup #hepatology
Drug Reaction with Eosinophilia and Systemic Symptoms (DRESS)
Definition: 
 • Severe adverse drug reaction, characterized by
Eosinophilia and Systemic Symptoms ... Symptoms: • The ... Resolution > 15 days Differentials ... withdrawal • Mild disease ... #diagnosis #management
Optic Neuritis - Diagnosis and Management
 • Epidemiology: Female (75%), 18-50 years,
caucasian
 • Symptoms: Moderate visual
Diagnosis and Management ... caucasian • Symptoms ... or other auto-immune ... diseases By ... #treatment #rheumatology