11 results
diagnosis differential management cerebral ebv hypernatremia hypotonic hypovolemia osmolality pathophysiology physiologic polydipsia potomania primary raas saltwasting table thiazides unaa uricacid
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid ADH promotes Urea/uric acid excretion along with water
Hyponatremia Differential ... Diagnosis Algorithm ... Utilizing Uric Acid ADH ... Uric Acid → SIADH ... #nephrology #sodium
Cerebral Salt Wasting vs SIADH - Pathophysiology 1) Neurological event 2) Sodium loss from tubules 3) Naturiesis →
Neurological event 2) Sodium ... Hypovolaemia → ADH ... → Increased urine ... #hyponatremia # ... comparison
Modified Hyponatremia Algorithm Hypertonic Hyponatremia: Hyperglycemia, Mannitol, Urologic irrigants Hypotonic Hyponatremia: • ADH ON (UOsm > 100):
Algorithm Hypertonic ... : • ADH ON (UOsm ... OFF (UNa > 30): SIADH ... Primary polydipsia, Low ... #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
Volume Based Approach to Hyponatremia Hypovolemic, Serum uric acid >4 • Urine Na <20: Extra-renal losses •
Based Approach to Hyponatremia ... uric acid <4 • SIADH ... Hypothyroidism, Low ... #algorithm #diagnosis ... #sodium #low #nephrology
Hypernatremia - Differential Diagnosis Workup Algorithm 1) Check Urine Osmolality: > 600 mOsm/kg - Implies extrarenal mechanism
Algorithm 1) ... Check Urine Osmolality ... • Euvolemic (Low ... #Algorithm #nephrology ... #sodium
Hyponatremia (<135 mEq/L) is a common electrolyte abnormality caused by an excess of total body water
body water in comparison ... stimulated in states of low ... Measured urine sodium ... #hyponatremia #ADH ... EBV #potomania #SIADH
Management of SIADH Treat underlying cause: • Causes can include pain, primary lung pathology, post-operative phenomenon, medications,
promoting passive sodium ... Saline: • If Urine ... antagonists: • Blocks ADH ... #Management #hyponatremia ... #nephrology #treatment
Hyponatremia - Diagnosis and Treatment Hyponatremia is usually caused by the inability to excrete water normally.
majority of cases, ADH ... 3 questions to work ... Measure urine osmolality ... #management #nephrology ... #sodium
Primary Polydipsia Definition: Excessive volitional water intake Epidemiology: • 6-20% of patients with psychiatric disorders - Most commonly
with suppressed ADH ... Pseudohyponatremia, SIADH ... intoxication Initial Workup ... , Urine Sodium ... diagnosis #management #nephrology
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