23 results
Pulmonary Function Tests (PFTs) - Interpretation Algorithm
 • Normal
 • Pulmonary Hypertension, Anemia, Carboxyhemoglobinemia
 • Chest
Interpretation Algorithm ... Interstitial Lung Disease ... #Pulmonary #FunctionTests ... Interpretation #Algorithm
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
Alkaline Phosphatase (ALP) Elevation - Differential Diagnosis Algorithm

ALP:
 - Enzymes that catalyze hydrolysis of organic phosphate
Phosphatase (ALP) Elevation ... - Differential ... Other causes of elevation ... consult ALP elevation ... Phosphatase #ALP #Elevation
Diagnostic Schema for Hyperferritinemia

Pearl: Diseases associated with extreme elevations: 
1. HLH 
2. Still's disease 
3. Systemic
Hyperferritinemia Pearl: Diseases ... associated with extreme elevations ... Still's disease ... Hyperferritinemia #Algorithm ... #Differential #
Causes of False Elevation and Reduction in HbA1c

== False Elevation ==
Decreased RBC turnover 
• Iron, B-12,
Causes of False Elevation ... HbA1c == False Elevation ... End-stage renal disease ... Transfusions #False #Elevation ... Diagnosis #DM2 #Differential
Liver Disease in Pregnancy
Intrahepatic Cholestasis of Pregnancy (ICP)
 • Onset/Trimester: 25-32 weeks
 • Typical clinical features:
Liver Disease in ... to 10-20-fold elevation ... to 10-20-fold elevation ... obstetrics #hepatitis #comparison ... #differential #
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 ... direct #bilirubin #Differential ... #Diagnosis #Algorithm
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 ... #diagnosis #algorithm
Causes of Increased Amylase (Hyperamylasemia)
Increased serum amylase is not always due to pancreatitis. Here are some
Surgery, Biliary disease ... drkeithsiau #Amylase #elevation ... #diagnosis #differential
Liver Chemistries - Interpretation of LFTs

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