15 results
diagnosis hyponatremia differential management causes hypernatremia alkalosis cancer chloride gitelman hyperkalemia hypokalemia hypotonic k metabolic oncology pathophysiology physiologic potassium syndrome
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid ADH promotes Urea/uric acid excretion along with water
Sodium 4) Serum ... Uric Acid - Low ... Uric Acid → SIADH ... #nephrology #sodium ... #low #uricacid
True Hyponatremia Differential Algorithm Instead (or in addition) of volume status examination, check urine sodium and serum
Hyponatremia Differential Algorithm ... sodium low, uric ... uric acid low in ... #Differential #Algorithm ... #Diagnosis #Nephrology
Volume Based Approach to Hyponatremia Hypovolemic, Serum uric acid >4 • Urine Na <20: Extra-renal losses •
uric acid <4 • SIADH ... Hypothyroidism, Low ... #Hyponatremia #algorithm ... #diagnosis #sodium ... #low #nephrology
Modified Hyponatremia Algorithm Hypertonic Hyponatremia: Hyperglycemia, Mannitol, Urologic irrigants Hypotonic Hyponatremia: • ADH ON (UOsm > 100):
Modified Hyponatremia Algorithm ... > 30): SIADH, Medications ... Primary polydipsia, Low ... #diagnosis #sodium ... #nephrology
Physiologic Approach to Hypotonic Hyponatremia The next time you have a case of hypotonic hyponatremia, give the
normal volume-based algorithm ... Urine Na+K / serum ... , Renal Sodium loss ... can be high or low ... #nephrology
Hyponatremia Diagnosis Algorithm UOsm ≥ POsm - Vasopressin-Dependent • UNa < 20 mEq/L - Appropriate (↓ EABV)
Hyponatremia Diagnosis Algorithm ... Inappropriate - Consider: SIADH ... Primary polydipsia, Low ... #differential #algorithm ... #causes #nephrology
SIADH Treatment Options 1. Treat underlying cause of SIADH: Pain, Primary lung pathology, Post-operative phenomenon, Medications, Basically
SIADH Treatment ... promoting passive sodium ... 0.9% NS • If Urine ... #hyponatremia #nephrology ... #treatment
Management of SIADH Treat underlying cause: • Causes can include pain, primary lung pathology, post-operative phenomenon, medications,
Management of SIADH ... promoting passive sodium ... Saline: • If Urine ... #hyponatremia #nephrology ... #treatment
Causes of Hypernatremia - Differential Diagnosis Algorithm Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L High
water loss, Serum Sodium ... 145 mmol/L High Urine ... mannitol, glucosuria Low ... Urine Osmolality ... Hypernatremia #Nephrology
Hypernatremia - Differential Diagnosis Workup Algorithm 1) Check Urine Osmolality: > 600 mOsm/kg - Implies extrarenal mechanism
Diagnosis Workup Algorithm ... 1) Check Urine ... • Euvolemic (Low ... Diagnosis #Workup #Algorithm ... #nephrology #sodium
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