12 results
Approach to Thyroid Function Tests in the Evaluation of Hyperthyroidism
 • Low TSH, Low normal T4
Evaluation of Hyperthyroidism ... Possibly Central Hypothyroidism ... → Subclinical Hyperthyroidism ... → Confirm with TRAb ... #algorithm #diagnosis
Hyperthyroidism (low TSH, High T4/T3) - Diagnostic Algorithm

Radioactive iodine scan – get if concern for nodular
Hyperthyroidism ... ) - Diagnostic Algorithm ... Graves disease – TRAB ... #Hyperthyroidism ... Hyperthyroid #Diagnosis #Algorithm
REBEL Review 71: Treatment of Thyroid Storm 

Propranolol 
Esmolol 
Propylthiouracil (PTU) 
Methimazole 
Saturated Solution of Potassium
Lugol's Solution Sodium ... #thyroidstorm #hyperthyroidism ... #table #management
Modified Hyponatremia Algorithm
Hypertonic Hyponatremia: Hyperglycemia, Mannitol, Urologic irrigants
Hypotonic Hyponatremia: 
 • ADH ON (UOsm > 100):
Modified Hyponatremia Algorithm ... Medications (diuretics), Hypothyroidism ... #Hyponatremia #Algorithm ... #diagnosis #sodium
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
normal volume-based algorithm ... : SIADH, Renal Sodium ... or low Uosm), Hypothyroidism ... differential #diagnosis #table ... #sodium #nephrology
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
Endocrinopathies - Hypothyroidism ... Differential #Diagnosis #Table ... #Causes #Sodium
Hypernatremia Diagnosis and Workup

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
Repeat the sodium ... • SIADH • hypothyroidism ... Diagnosis #Workup #Algorithm
Hyponatremia - Differential Diagnosis Algorithm
Hypovolemic - Give volume
Hypervolemic (Edematous) - Look for and treat underlying cause
Differential Diagnosis Algorithm ... CKD, Thiazides, Hypothyroidism ... Differential #Diagnosis #Algorithm ... diagnosis #nephrology #sodium
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Oral sodium loading ... salivary cortisol • Hypothyroidism ... • Hyperthyroidism ... Screening #Workup #table
Volume Based Approach to Hyponatremia
Hypovolemic, Serum uric acid >4
 • Urine Na <20: Extra-renal losses
 •
acid <4 • SIADH, Hypothyroidism ... #Hyponatremia #algorithm ... #diagnosis #sodium