17 results
Cerebral Salt Wasting vs SIADH - Pathophysiology 
1) Neurological event
2) Sodium loss from tubules
3) Naturiesis →
Cerebral Salt Wasting ... Neurological event 2) Sodium ... → Subclinical volume ... Increased urine volume ... #hyponatremia #comparison
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
algorithm Urine ... : SIADH, Renal Sodium ... Cerebral Salt Wasting ... differential #diagnosis #table ... #sodium #nephrology
Volume Based Approach to Hyponatremia
Hypovolemic, Serum uric acid >4
 • Urine Na <20: Extra-renal losses
 •
Volume Based Approach ... Cerebral salt wasting ... SatyaPatelMD #Volume ... #Hyponatremia #algorithm ... #diagnosis #sodium
Estimated Medical Radiation Doses for 5 Year-Old Child

3-view ankle	0.0015 mSv	1/14th CXRs
2-view chest	0.02 mSv	1 CXRs
Anteroposterior and lateral
Medical Radiation Doses ... Background #Radiation #Doses ... #CT #Nuclear #Comparison ... #Table #Risks # ... Testing #Study #
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
Effective Circulating Volume ... ”) - Volume depletion ... Cerebral salt wasting ... Differential #Diagnosis #Table ... #Causes #Sodium
Flowchart to diuretic use in acute heart failure.

(A) Congestion with volume overload. 

(B) Treatment algorithm after
Congestion with volume ... (B) Treatment algorithm ... loop diuretic dose ... intravenous; SGLT2‐I, sodium–glucose ... Diuresis #CHF #Algorithm
Modified Hyponatremia Algorithm
Hypertonic Hyponatremia: Hyperglycemia, Mannitol, Urologic irrigants
Hypotonic Hyponatremia: 
 • ADH ON (UOsm > 100):
Modified Hyponatremia Algorithm ... Cerebral salt wasting ... polydipsia, Low solute ... #Hyponatremia #Algorithm ... #diagnosis #sodium
Potassium-Binding Agents to Treat Hyperkalemia
Sodium zirconium cyclosilicate (Lokelma):
 • Mechanism: Preferentially captures K in exchange for
10 g QD (adjust dose ... Usual maintenance dose ... g QD; increase dose ... #pharmacology #table ... #comparison #binders
Radiation Dose to Adults from Common Imaging Examinations
ABDOMINAL REGION
 - Computed Tomography (CT) — Abdomen and
Radiation Dose to ... years - Upper GI Study ... #CT #Nuclear #Comparison ... #Table #Risks # ... Testing #Study
Management of Hyponatremia
Hypertonic Saline - Only indicated if patient has severe symptoms + Na < 125
Give
(Max of 3 doses) ... symptomatic after 3 doses ... /L Raised ECF volume ... Hyponatremia #Management #algorithm ... #treatment #sodium