16 results
Approach to Thyroid Function Tests in the Evaluation of Hyperthyroidism
 • Low TSH, Low normal T4
Thyroid Function Tests ... • Low TSH, Low ... • Low TSH, high ... or normal TSH, high ... #algorithm #diagnosis
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Hypokalemia Differential ... Diagnosis Algorithm ... Gitelman's syndrome #Hypokalemia ... #Differential #Diagnosis ... #Algorithm #nephrology
Hyperthyroidism (low TSH, High T4/T3) - Diagnostic Algorithm

Radioactive iodine scan – get if concern for nodular
Hyperthyroidism ... (low TSH, High T4 ... Algorithm Radioactive ... Check pregnancy test ... #Hyperthyroidism
Hypocalcemia Workup - Differential Diagnosis Algorithm
 • Low Magnesium, High Magnesium - Functional Hypoparathyroidism
 • High
Hypocalcemia Workup ... - Differential Diagnosis ... AlgorithmLow ... #Differential #Diagnosis ... #Algorithm #nephrology
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Diagnosis Algorithm ... Syndrome • HTN, High ... #Algorithm #causes ... #nephrology
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
Algorithm for patients ... with hypokalemia ... EABV, High Plasma ... #differential #algorithm ... #diagnosis #nephrology
Adrenal Insufficiency Differential Diagnosis Algorithm
Clinical suspicion: Weakness, fatigue, nausea, musculoskeletal pain, dizziness, volume depletion, abdominal pain,
Algorithm Clinical ... hyponatremia, hyperkalemia ... ACTH) stimulation test ... insufficiency likely: • High ... insufficiency • Low
Benign Adrenal Mass - Differential Diagnosis Algorithm
Hyperplasia - Often Bilateral
 • Congenital Adrenal Hyperplasia
 • ACTH
- Differential Diagnosis ... Algorithm Hyperplasia ... DHEAS • Low DHEAS ... Dexamethasone Suppression Test ... Hypertension +/- Hypokalemia
Modified Hyponatremia Algorithm
Hypertonic Hyponatremia: Hyperglycemia, Mannitol, Urologic irrigants
Hypotonic Hyponatremia: 
 • ADH ON (UOsm > 100):
ON (UNa < 30): Hypovolemia ... Medications (diuretics), Hypothyroidism ... Primary polydipsia, Low ... #diagnosis #sodium ... #nephrology
Hyponatremia - Differential Diagnosis Algorithm
ADH Independent:
 • Tea and Toast Syndrome, Beer Potomania - Low solute
Algorithm ADH ... Beer Potomania - Low ... Treat with a high ... • Euvolemic - Hypothyroidism ... #nephrology