169 results
LACTATE DEHYDROGENASE.
•	Cytoplasmic enzyme present in tissues throughout the body. 
•	Oxidoreductase, enzyme of the anaerobic metabolic pathway.
•	Heart,
cells release LDH ... that can increase LDH ... cells undergo LDH ... • LDH serves as ... -1 through LDH-5
Elevated Lactate Dehydrogenase (LDH) - Differential Diagnosis Framework

LDH is a cytoplasmic enzyme present in tissues throughout
Dehydrogenase (LDH ... Diagnosis Framework LDH ... and kidney • LDH ... the amount of LDH ... Normal range of LDH
Causes of Pleural Effusion - Differential Diagnosis Algorithm
Exudative Effusion:
 - Pulmonary
     •
Dehydrogenase (LDH ... )/Serum LDH > 0.6 ... Pleural Fluid LDH ... > 2/3 Serum LDH
Isolated Hyperbilirubinemia - Differential Diagnosis Algorithm
Direct Hyperbilirubinemia: Dubin-Johnson Syndrome, Rotor Syndrome
Indirect Hyperbilirubinemia: 
 - Trauma, Hematoma,
Transfusion - LDH ... Type I or II - LDH
Approach to Thrombotic Microangiopathy (TMA) - Differential Diagnosis and Management Algorithm

Suspected TMA: Unexplained thrombocytopenia + MAHA
, Haptoglobin, LDH ... Reticulocyte index • ↑ LDH
Laboratory Testing in Hemolytic Anemia

Intravascular vs Extravascular Hemolysis
Reticulocytes
Unconjugated bilirubin
LDH
Peripheral smear
Haptoglobin
Urine hemosiderin
Urine hemoglobin
Carboxyhemoglobin

#Hemolytic #Anemia #Laboratory #Testing #workup
Unconjugated bilirubin LDH
COVID-19 Biomarkers 
 - Troponin
 - D-dimer
 - Lymphocyte Count
 - IL-6
 - LDH
 - Fibrinogen
Count - IL-6 - LDH
Causes of AKI in Pregnancy - Differential Diagnosis
Creatinine - Platelets - Transaminases - LDH - PT/PTT
Transaminases - LDH
Hemolysis - Diagnostic Algorithm and Causes

Increased red cell production: 
 • Increased Reticulocytosis/polychromasia 
 • Erythroid
• Increased LDH
Hemolytic Anemias - Differential Diagnosis Algorithm

Signs of anemia and hemolysis:
 • ↓ Haptoglobin
 • ↑ LDH
Haptoglobin • ↑ LDH