31 results
Pulmonary Function Tests (PFTs) - Interpretation Algorithm
 • Normal
 • Pulmonary Hypertension, Anemia, Carboxyhemoglobinemia
 • Chest
Pulmonary Function ... Tests (PFTs) - 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 ... Biliary tree or bile flow ... SinaiBmoreIMRes #Liver #FunctionTest ... Transaminitis #diagnosis
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting, NGT
Primary Metabolic ... - Differential Diagnosis ... Algorithm Volume ... Vomiting, NGT suction ... #Algorithm #nephrology
Approach to Thyroid Function Tests in the Evaluation of Hyperthyroidism
 • Low TSH, Low normal T4
Approach to Thyroid Function ... T4 +/- T3 → Primary ... Hyperthyroidism #algorithm ... #diagnosis #endocrinology ... #TFTs #TSH #Interpretation
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Primary Metabolic ... - Differential Diagnosis ... Algorithm Volume ... Vomiting, NGT suction ... #Algorithm #Nephrology
Adrenal Insufficiency Diagnosis Algorithm - Evaluation of HPA Axis Response to ACTH

Early am cortisol < 3
Insufficiency Diagnosis ... Algorithm - Evaluation ... normal adrenal function ... AI - Low = secondary ... #Algorithm #ACTH
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
- Differential Diagnosis ... Algorithm Extra-renal ... secreting tumor, Primary ... #Algorithm #causes ... #nephrology
Hyponatremia Diagnosis Algorithm
UOsm ≥ POsm - Vasopressin-Dependent
 • UNa < 20 mEq/L - Appropriate (↓ EABV)
Hyponatremia Diagnosis ... Algorithm UOsm ... Vasopressin-independent - Consider: Primary ... polydipsia, Low ... #causes #nephrology
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
- Differential Diagnosis ... Algorithm Transcellular ... GI losses (NG suction ... vomiting) • Low ... #Algorithm #nephrology
Hypocalcemia Workup - Differential Diagnosis Algorithm
 • Low Magnesium, High Magnesium - Functional Hypoparathyroidism
 • High
- Differential Diagnosis ... AlgorithmLow ... High Magnesium - Functional ... #Differential #Diagnosis ... #Algorithm #nephrology