10 results
Pulmonary Function Tests (PFTs) - Interpretation Algorithm
 • Normal
 • Pulmonary Hypertension, Anemia, Carboxyhemoglobinemia
 • Chest
Pulmonary Function ... Interpretation Algorithm ... • Normal • ... #Pulmonary #FunctionTests ... #Algorithm #diagnosis
Approach to Thyroid Function Tests in the Evaluation of Hyperthyroidism
 • Low TSH, Low normal T4
Approach to Thyroid Function ... • Low TSH, Low normal ... • Low TSH, normal ... high T4 +/- T3 → Primary ... Scan • High or normal
Adrenal Insufficiency Diagnosis Algorithm - Evaluation of HPA Axis Response to ACTH

Early am cortisol < 3
diagnostic of primary ... this indicates normal ... adrenal function ... suggests EITHER primary ... ACTH: - High = primary
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Hypokalemia Differential Algorithm ... - Diarrhea pH Normal ... Primary hyperaldo ... #Differential #Algorithm ... Diagnosis #Causes #Workup
Primary and Secondary Causes of Hypertension - Differential Diagnosis Algorithm
Primary (Essential) (95%) - Onset between age
Primary and Secondary ... Primary (Essential ... Mislabelled - Repeatedly normal ... Mineralocorticoid excess (primary ... #Hypertension #Primary
Metabolic Alkalosis - Differential Diagnosis Algorithm - Urinary Chloride
 • Cl- responsive metabolic alkalosis
- Urinary Chloride ... alkalosis - Normal ... mineralocorticoid-like effect) • Normal ... salicylate poisoning • Normal ... #causes #urinary
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Kidney Injury - AKI Workup ... Algorithm and Differential ... urine microscopy / urinary ... calcium Optional: urinary ... investigations abnormal
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Abnormalities in primary ... Thrombocytopenia - Abnormal ... platelet function ... deficiency - Abnormal ... deficiency Work
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Metabolic Alkalosis - Urinary ... alkalosis • Normal ... salicylate poisoning Normal ... In a normal gap ... Metabolic #Alkalosis #Urinary
Polycythemia - Differential Diagnosis Algorithm
Polycythemia itself isn’t a diagnosis. Like many things, it is a condition
Differential Diagnosis Algorithm ... EPO-independent (primary ... up EPO levels Primary ... exogenous, EPO levels: normal ... #workup #hematology