11 results
Hemolytic Anemias - Differential Diagnosis Algorithm

Signs of anemia and hemolysis:
 • ↓ Haptoglobin
 • ↑ LDH
- Differential ... Diagnosis Algorithm ... Reticulocytes • Abnormal ... Membrane defects, Enzyme ... #Diagnosis #Algorithm
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
- Differential ... Diagnosis Algorithm ... Drug-induced AIHA - Abnormal ... elliptocytosis - RBC Enzyme ... #Diagnosis #Algorithm
Liver Disease in Pregnancy
Intrahepatic Cholestasis of Pregnancy (ICP)
 • Onset/Trimester: 25-32 weeks
 • Typical clinical features:
to 10-20-fold elevation ... , no necrosis HELLP ... Syndrome (Hemolysis ... Elevated Liver enzymes ... hepatitis #comparison #differential
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
- Differential ... Diagnosis Algorithm ... deficiency, Other enzyme ... thrombocytopenia - DIC, TTP, HELLP ... #Anemia #Differential
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
Hemolysis - Differential ... TTP, HUS, DIC, HELLP ... , Spiders - Enzyme ... Blood Smear ↑ abnormal ... #Differential #
Elevated Lactate Dehydrogenase (LDH) - Differential Diagnosis Framework

LDH is a cytoplasmic enzyme present in tissues throughout
Dehydrogenase (LDH) - Differential ... a cytoplasmic enzyme ... upon damage • Normal ... red blood cell enzymes ... Idiosyncratic LDH Elevation
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
Liver Injury - Differential ... Diagnosis Algorithm ... • Pregnancy: HELLP ... function may be abnormal ... Source of Liver Enzyme
Elevated Liver Enzymes - Differential Diagnosis Algorithm
Severe ALT > 15x ULN
 • Viral
 • Drugs/Toxins
 •
Elevated Liver Enzymes ... - Differential ... Diagnosis Algorithm ... Pregnancy - AFLP, HELLP ... disease US — Normal
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
value for this enzyme ... levels - Usually normal ... products or D-dimer - Normal ... Mild-to-moderate elevation ... WBC count and differential
Liver Chemistries - Interpretation of LFTs

R-value: Serum (ALT/ULN ALT) / (Alk phos/ULN ALP)
 • R >
Bilirubin - +/- elevation ... or amyloid: • Elevation ... Source of Liver Enzyme ... Elevation: • ... chemistry #diagnosis #differential