6 results
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Algorithm Before ... treated with IV potassium ... wasting from other causes ... consumption • Low ... #nephrology #low
Lactated Ringers (LR) vs Normal Saline (NS) - Comparison

Composition of LR:
 • Sodium 130 mEq/L
 •
130 mEq/L • Potassium ... trial • Minimal K ... states such as acute ... Is Dangerous in Hyperkalemia ... • Saline May Cause
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
only if no clear cause ... Bicarb<22) - avoid NS ... acidosis) • Low ... Management #Treatment #potassium ... #nephrology #K
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
time you have a case ... normal volume-based algorithm ... Urine Na+K / serum ... Present (Uosm ≥100): Hypovolemia ... #nephrology
Pragmatic diagnostic algorithm for hypokalemia. 
***Typical presentations: 
 • Vomiting: urine Na/Cl > 1.6, low urine
Pragmatic diagnostic algorithm ... urine Na/Cl > 1.6, low ... Tubulopathy: urine K/ ... correcting serum potassium ... #nephrology
#ICUCard
RENAL
GFR
90-131
mL/min
((140-age)*Wt)/(72*Cr)
Glomerular Filtration Rate (Cockcroft)
CI Cr
90-131
mL/min
(CrU * volume)/CrS
Creatinine Clearance
FENa
0.0-1.0
%
((U/P Na)/(U/P Cr))*100
Fractional Excretion of Na+
Na req
mEq
(125-Na)*0.6*Wt
Required Sodium
FE Urea
0.6*Wt Required Sodium ... 4.0-6.0 % (U/P K) ... Trans Tubular Potassium ... calculated 2"(Na + K) ... Bicarbonate, Sodium