20 results
Pulmonary Function Tests (PFTs) - Interpretation Algorithm
 • Normal
 • Pulmonary Hypertension, Anemia, Carboxyhemoglobinemia
 • Chest
Pulmonary Function ... Interpretation Algorithm ... • Normal • ... #Pulmonary #FunctionTests ... #Algorithm #diagnosis
Liver Function Test (LFTs) Elevation
AST - Cardiac and skeletal muscle, kidney, brain
ALT - More specific for
Liver Function Test ... (LFTs) Elevation ... Biliary tree or bile flow ... SinaiBmoreIMRes #Liver #FunctionTest ... Transaminitis #diagnosis
Abnormal Liver Function Tests - Differential Diagnosis Algorithm for Transaminitis
Hepatocellular Pattern (ALT or AST > ALP):
Abnormal Liver Function ... - Differential Diagnosis ... AST): • US - Normal ... Burak @kwburak #LFTs ... #Elevated #Abnormal
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
- Differential Diagnosis ... Algorithm Normal ... Target Cells, Normal ... WBCs - Normal ... Deficiency - Abnormal
Approach to Thyroid Function Tests in the Evaluation of Hyperthyroidism
 • Low TSH, Low normal T4
Approach to Thyroid Function ... TSH, Low normal ... • Low TSH, normal ... Scan • High or normal ... Hyperthyroidism #algorithm
Approach to Hypomagnesemia 

Fractional excretion of magnesium = (urine magnesium x serum creatinine)/ [0.7 (serum magnesium
loss if renal function ... is normal NEPHKIDS ... #differential #diagnosis ... #causes #nephrology ... #magnesium #low
Workup of Hypercalcemia - Differential Diagnosis Algorithm
High or Normal PTH:
 • Hyperparathyroidism: Parathyroid adenoma, Parathyroid hyperplasia,
- Differential Diagnosis ... Algorithm High ... or Normal PTH: ... Malignancy • Normal ... #nephrology #PTH
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
- Differential Diagnosis ... Algorithm Extra-renal ... Losses: • Normal ... #Algorithm #causes ... #nephrology
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Hypokalemia Differential Diagnosis ... Algorithm Hypertensive ... Hyperplasia • Normal ... Al, Normal R - ... #Algorithm #nephrology
Adrenal Insufficiency Diagnosis Algorithm - Evaluation of HPA Axis Response to ACTH

Early am cortisol < 3
Algorithm - Evaluation ... this indicates normal ... adrenal function ... primary AI - Low ... #Algorithm #ACTH