12 results
Volume Based Approach to Hyponatremia
Hypovolemic, Serum uric acid >4
 • Urine Na <20: Extra-renal losses
 •
uric acid <4 • SIADH ... Hypothyroidism, Low ... Glucocorticoid deficiency, Primary ... #algorithm #diagnosis ... #sodium #low #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 ... can be high or low ... water intake (Primary
Flowchart to diuretic use in acute heart failure.

(A) Congestion with volume overload. 

(B) Treatment algorithm after
(B) Treatment algorithm ... intravenous; SGLT2‐I, sodium–glucose ... ultrafiltration; UO, urine ... #Algorithm #Congestive ... HeartFailure #Cardiology #Management
Hyponatremia - Differential Algorithm
Isotonic Hyponatremia: Hyperlipidemia, Hyperproteinemia, Recent TURP
Hypotonic Hyponatremia: 
 • Hypovolemia: Diuretics/Nephropathies, Vomiting, Diarrhea,
• Euvolemia: SIADH ... Hypervolemia: Congestive ... Alcohol MH/CCF ... causes #nephrology #sodium ... #low
A lazy man's classification of hyponatremia
There are two possible approaches to the diagnosis of hyponatremia: .
serum osmolality, urine ... osmolality and urinary ... sodium). ... the patient has SIADH ... #Algorithm #Differential
Management of SIADH
Treat underlying cause:
 • Causes can include pain, primary lung pathology, post-operative phenomenon, medications,
Management of SIADH ... include pain, primary ... promoting passive sodium ... Saline: • If Urine ... #Management #hyponatremia
Primary Polydipsia
Definition: Excessive volitional water intake
Epidemiology:
 • 6-20% of patients with psychiatric disorders - Most commonly
occurs in only ... tobacco users; in ... Pseudohyponatremia, SIADH ... , Urine Sodium ... Polydipsia #diagnosis #management
SIADH Treatment Options
1. Treat underlying cause of SIADH: Pain, Primary lung pathology, Post-operative phenomenon, Medications, Basically
SIADH Treatment ... : Pain, Primary ... promoting passive sodium ... 0.9% NS • If Urine ... #Management #hyponatremia
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
In the vast majority ... Measure urine osmolality ... include vaptans (HF ... #management #nephrology ... #sodium
Management of Hyponatremia
Hypertonic Saline - Only indicated if patient has severe symptoms + Na < 125
Give
Management of Hyponatremia ... not improving in ... SIADH • IF SIADH ... #Management #algorithm ... #treatment #sodium