10 results
Pulmonary Function Tests (PFTs) - Interpretation Algorithm
 • Normal
 • Pulmonary Hypertension, Anemia, Carboxyhemoglobinemia
 • Chest
Pulmonary Function ... Tests (PFTs) - ... Algorithm • Normal ... #Pulmonary #FunctionTests
Liver Function Test (LFTs) Elevation
AST - Cardiac and skeletal muscle, kidney, brain
ALT - More specific for
Liver Function Test ... SinaiBmoreIMRes #Liver #FunctionTest ... LFTs #Elevation #Transaminitis
Abnormal Liver Function Tests - Differential Diagnosis Algorithm for Transaminitis
Hepatocellular Pattern (ALT or AST > ALP):
Abnormal Liver Function ... Tests - Differential ... Algorithm for Transaminitis ... kwburak #LFTs #Elevated ... #Abnormal #Transaminitis
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Causes of Anemia ... with elevated Mean ... Liver Function ... Tests • Rule ... Liver Function
Hyponatremia - Diagnostic Evaluation Algorithm

Step 1: Consider whether Posm may actually be normal or elevated
Step 2:
may actually be normal ... or elevated Step ... Consider additional tests ... considered likely, the cause ... Hyponatremia #Diagnosis #Workup
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
value is low, tests ... or slightly elevated ... indirect antiglobulin tests ... or may not be elevated ... ThromboticThrombocytopenicPurpura #Diagnosis #Workup
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... platelet function ... deficiency - Abnormal ... deficiency Work ... Fecal occult blood test
Quincke's Pulse in a patient with a normal echocardiogram (non-valvular)

A 70 y/o man presents with new
patient with a normal ... 100 mm Hg), and elevated ... preserved systolic function ... Workup for cause ... patients consume a normal
Primary Adrenal Insufficiency:
 • ACTH stimulation test - Synthetic ACTH does not stimulate cortisol secretion because
ACTH stimulation test ... Plasma ACTH - Elevated ... aldosterone - Low in cases ... aldosterone - Often normal ... endocrinology #workup
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
Algorithm Vascular Causes ... specificity to elevated ... extrahepatic source - Tests ... of synthetic function ... may be abnormal