21 results
Hemolytic Anemias - Differential Diagnosis Algorithm

Signs of anemia and hemolysis:
 • ↓ Haptoglobin
 • ↑ LDH
Hemolytic Anemias ... - Differential ... / unconjugated bilirubin ... #Anemias #Differential ... Diagnosis #Algorithm #hematology
Hemolysis - Diagnostic Algorithm and Causes

Increased red cell production: 
 • Increased Reticulocytosis/polychromasia 
 • Erythroid
Hemolysis - Diagnostic ... Increased Serum bilirubin ... #Hemolytic #Anemia ... #Algorithm #Differential ... Causes #Workup #Hematology
Biochemistry and Metabolism of Bilirubin
Hemolysis → Hemoglobin → Heme → Biliverdin → Unconjugated Bilirubin (a.k.a. "indirect
Metabolism of Bilirubin ... Hemolysis → Hemoglobin ... "indirect bilirubin ... Biochemistry #Metabolism #pathophysiology ... #hepatology
Liver Function Tests (LFTs) - Normal Values and Interpretation

Alanine aminotransferase (ALT/SGPT) - Liver, cardiac & skeletal
Function Tests (LFTs ... ) - Normal Values ... Overproduction (hemolysis ... #Laboratory #Values ... Interpretation #diagnosis #hepatology
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
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Intravascular Hemolysis ... - Differential ... Prosthetic heart valves ... Extravascular #Differential ... Algorithm #Causes #Hematology
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
Hemolysis - Differential ... HELLP - Grafts, Valves ... - Unconjugated Bilirubin ... #Differential # ... Diagnosis #hematology
Pancytopenia - Differential Diagnosis Algorithm
 • 12-13 g/dL,
 • ANC < 1800/uL,
 • platelet < 150,000/uL

Initial
Pancytopenia - Differential ... reticulocyte count, LFTs ... ↑ Destruction (hemolysis ... #Pancytopenia #Differential ... Diagnosis #Algorithm #hematology
Diagnosis and Management of Idiosyncratic Drug-induced Liver Injury (DILI)

DILI Types:
 • Intrinsic - predictable, dose dependent
Chronic - ongoing ↑ LFTs ... Calculate R-Value ... Idiosyncratic #differential ... #algorithm #gastroenterology ... #hepatology
Liver Chemistries - Interpretation of LFTs

R-value: Serum (ALT/ULN ALT) / (Alk phos/ULN ALP)
 • R >
Interpretation of LFTs ... R-value: Serum ... chemistry #diagnosis #differential ... #Hepatology #transaminitis ... #LFTs #RValue #
Approach to Conjugated Hyperbilirubinemia - Differential Diagnosis Algorithm

1. Definition: T.bili elevation + >20% conjugated
2. Obtain RUQ
Hyperbilirubinemia - Differential ... Hyperbilirubinemia #direct #bilirubin ... #Differential # ... Diagnosis #Algorithm #gastroenterology ... #hepatology