9 results
Liver Function Test (LFTs) Elevation
AST - Cardiac and skeletal muscle, kidney, brain
ALT - More specific for
Function Test (LFTs) Elevation ... SinaiBmoreIMRes #Liver #FunctionTest ... #LFTs #Elevation ... Transaminitis #diagnosis #hepatology
Alkaline Phosphatase (ALP) Elevation - Differential Diagnosis Algorithm

ALP:
 - Enzymes that catalyze hydrolysis of organic phosphate
Phosphatase (ALP) Elevation ... Other causes of elevation ... consult ALP elevation ... Phosphatase #ALP #Elevation ... #hepatology
Approach to Conjugated Hyperbilirubinemia - Differential Diagnosis Algorithm

1. Definition: T.bili elevation + >20% conjugated
2. Obtain RUQ
Hyperbilirubinemia - Differential ... Diagnosis Algorithm ... Definition: T.bili elevation ... #Diagnosis #Algorithm ... gastroenterology #hepatology
Liver Disease in Pregnancy
Intrahepatic Cholestasis of Pregnancy (ICP)
 • Onset/Trimester: 25-32 weeks
 • Typical clinical features:
to 10-20-fold elevation ... Hepatic imaging: Normal ... to 10-20-fold elevation ... Disease #Pregnancy #hepatology ... hepatitis #comparison #differential
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
/0.8)] - PaO2 Normal ... A-a gradient to normal ... PiO2: Extreme Elevation ... UnremarkableLab #AA ... Hypoxia #hypoxemia #differential
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
Liver Injury - Differential ... Diagnosis Algorithm ... Bilirubin - +/- elevation ... of Liver Enzyme Elevation ... #hepatology
Liver Chemistries - Interpretation of LFTs

R-value: Serum (ALT/ULN ALT) / (Alk phos/ULN ALP)
 • R >
Bilirubin - +/- elevation ... or amyloid: • Elevation ... of Liver Enzyme Elevation ... chemistry #diagnosis #differential ... #Hepatology #transaminitis
Abnormal liver function tests algorithm.
 This figure details the initial response to abnormal liver blood tests.
Abnormal liver function ... tests algorithm ... magnitude of enzyme elevation ... #Algorithm #Hepatology ... Liver #Enzymes #Differential
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
levels - Usually normal ... products or D-dimer - Normal ... Mild-to-moderate elevation ... WBC count and differential ... Diagnosis #Workup #Hematology