12 results
Hypernatremia Diagnosis and Workup

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
Hypernatremia Diagnosis ... Repeat the sodium ... hypothyroidism • adrenal insufficiency ... #Diagnosis #Workup ... #Algorithm #Nephrology
Hypernatremia Differential Diagnosis Algorithm - Diabetes Insipidus Workup

Step #1 - Consider the history
Step #2 - Assess
Diagnosis Algorithm ... Diabetes Insipidus Workup ... & desmopressin test ... Management #Algorithm #Sodium ... #nephrology #insipidus
Adrenal Insufficiency Differential Diagnosis Algorithm
Clinical suspicion: Weakness, fatigue, nausea, musculoskeletal pain, dizziness, volume depletion, abdominal pain,
Differential Diagnosis ... , hypotension, hyponatremia ... ACTH) stimulation test ... #Differential #Diagnosis ... #Algorithm #endocrinology
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Differential Diagnosis ... Workup Algorithm ... #Differential #Diagnosis ... #Workup #Algorithm ... #nephrology #sodium
Adrenal Insufficiency Diagnosis Algorithm
Clinical features: 
 - Weight loss, anorexia, Weakness, fatigue, GI distress
 - Hypotension,
Diagnosis Algorithm ... hypoglycemia, Hyponatremia ... cosyntropin stimulation test ... interact with stim test ... Stimulation #StimTest #Endocrinology
Modified Hyponatremia Algorithm
Hypertonic Hyponatremia: Hyperglycemia, Mannitol, Urologic irrigants
Hypotonic Hyponatremia: 
 • ADH ON (UOsm > 100):
Modified Hyponatremia ... Algorithm Hypertonic Hyponatremia ... Hypothyroidism, Adrenal insufficiency ... #Algorithm #diagnosis ... #sodium #nephrology
Primary Adrenal Insufficiency:
 • ACTH stimulation test - Synthetic ACTH does not stimulate cortisol secretion because
Primary Adrenal Insufficiency ... primary adrenal insufficiency ... Evaluation #laboratory #diagnosis ... #testing #endocrinology ... #workup
Primary Adrenal Insufficiency
Addison's Disease - Damage of the adrenal glands with lack of cortisol, androgens and
PRA • ↓ Serum sodium ... Serum DHEAS Diagnosis ... : - Check sodium ... addisons #disease #endocrinology ... #diagnosis #signs
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
: SIADH, Renal Sodium ... Hypothyroidism, Adrenal Insufficiency ... #differential #diagnosis ... #table #sodium ... #nephrology
Adrenal Insufficiency - Diagnosis and Management Summary
Primary Adrenal Insufficiency:
Most Common Cause in the US: Autoimmune Adrenalitis
Other
- Diagnosis and ... secondary AI, hyponatremia ... A STIM test can ... ACTH STIM TEST: ... #Management #Endocrinology