17 results
Causes of Hypernatremia - Differential Diagnosis
Inadequate water intake:
 • Lack of access to water
Extrarenal hypotonic fluid
water Extrarenal hypotonic ... concentrating defect: • Diuretics ... • Osmotic diuresis ... salt intake: • Hypertonic ... Causes #nephrology #sodium
Modified Hyponatremia Algorithm
Hypertonic Hyponatremia: Hyperglycemia, Mannitol, Urologic irrigants
Hypotonic Hyponatremia: 
 • ADH ON (UOsm > 100):
Algorithm Hypertonic ... Urologic irrigants Hypotonic ... , Medications (diuretics ... #Algorithm #diagnosis ... #sodium #nephrology
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
Physiologic Approach to Hypotonic ... have a case of hypotonic ... loss (diuretics ... (AKI, Post-AKI diuresis ... #Physiologic #Hypotonic
Hyponatremia - Differential Algorithm
Isotonic Hyponatremia: Hyperlipidemia, Hyperproteinemia, Recent TURP
Hypotonic Hyponatremia: 
 • Hypovolemia: Diuretics/Nephropathies, Vomiting, Diarrhea,
, Recent TURP Hypotonic ... • Hypovolemia: Diuretics ... Hypothyroidism Hypertonic ... Alcohol MH/CCF ... causes #nephrology #sodium
Flowchart to diuretic use in acute heart failure.

(A) Congestion with volume overload. 

(B) Treatment algorithm after
intravenous; SGLT2‐I, sodium–glucose ... ultrafiltration; UO, urine ... #Diuretic #Diuresis ... #CHF #Algorithm ... #HeartFailure #Cardiology
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 ... 300 mmol/kg • Hypertonic ... administration • Osmotic diuresis ... glucosuria Low Urine
Causes of Polyuria - Differential Diagnosis Algorithm
Polyuria - Urine Output > 3L/day, Increased Urine Volume (>2ml/min)
Osmotic
Differential Diagnosis Algorithm ... /min) Osmotic Diuresis ... administration Hypertonic ... Primary polydipsia Hypotonic ... Differential #Diagnosis #Algorithm
Hypertonic Saline for Treatment of Hyponatremic Encephalopathy
1) 100 ml bolus of 3% NaCl over 10 min.
Hypertonic Saline ... May repeat until clinical ... L. 5) Monitor urine ... of a free water diuresis ... #Hypertonic #Saline
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Diagnosis Workup Algorithm ... 1) Check Urine ... • Hypovolemic: Diuretics ... osmotic (solute) diuresis ... #nephrology #sodium
Hyponatremia Correction
1. Indications for Hypertonic Saline: seizure, coma, focal findings
   - typically occurs with
Hyponatremia Correction ... Indications for Hypertonic ... Overcorrection of Hyponatremia ... 3cc/kg/h, loop diuretics ... desmopressin MH/CCF