33 results
diagnosis nephrology differential management causes hypernatremia workup cardiology chf heartfailure hypertonic pathophysiology saline table adh alkalosis antibiotics cancer cerebral chloride
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid ADH promotes Urea/uric acid excretion along with water
Hyponatremia Differential ... Diagnosis Algorithm ... Sodium 4) Serum ... Uric Acid → SIADH ... #low #uricacid
True Hyponatremia Differential Algorithm Instead (or in addition) of volume status examination, check urine sodium and serum
Differential Algorithm ... sodium low, uric ... - Urine sodium ... and uric acid low ... #Differential #Algorithm
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
Modified Hyponatremia Algorithm Hypertonic Hyponatremia: Hyperglycemia, Mannitol, Urologic irrigants Hypotonic Hyponatremia: • ADH ON (UOsm > 100):
Algorithm Hypertonic ... OFF (UNa > 30): SIADH ... Primary polydipsia, Low ... #Algorithm #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 ... restriction alone in SIADH ... , Renal Sodium loss ... can be high or low
Cerebral Salt Wasting vs SIADH - Pathophysiology 1) Neurological event 2) Sodium loss from tubules 3) Naturiesis →
Salt Wasting vs SIADH ... Neurological event 2) Sodium ... → Increased urine ... #SaltWasting #SIADH ... diagnosis #nephrology #hyponatremia
Hypernatremia Diagnosis and Workup Step 1 . Repeat the sodium concentration. Step 2. Check plasma osmolality. NORMAL PLASMA
Hypernatremia Diagnosis ... Repeat the sodium ... mmol/L - true hyponatremia ... EUVOLEMIC • SIADH ... Diagnosis #Workup #Algorithm
Causes of Hypernatremia - Differential Diagnosis Algorithm Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L High
Differential Diagnosis Algorithm ... water loss, Serum Sodium ... 145 mmol/L High Urine ... mannitol, glucosuria Low ... Urine Osmolality
Hyponatremia Diagnosis Algorithm UOsm ≥ POsm - Vasopressin-Dependent • UNa < 20 mEq/L - Appropriate (↓ EABV)
Hyponatremia Diagnosis ... Algorithm UOsm ... Inappropriate - Consider: SIADH ... Primary polydipsia, Low ... #differential #algorithm
Hyponatremia - Diagnostic Evaluation Algorithm Step 1: Consider whether Posm may actually be normal or elevated Step 2:
Hyponatremia - Diagnostic ... Evaluation Algorithm ... Check Uosm and/or Urine ... tests Step 5: If SIADH ... Workup #Evaluation #Algorithm
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