349 results
Digoxin Pharmacology and Pathophysiology
1) Na/K ATPase Pump - Digoxin works by directly binding to and inhibiting
this pump, those sodium ... outside the cell and sodium ... intracellular sodium ... intracellular sodium ... exchanged for sodium
Phosphate Electrolyte Repletion
Oral: Neutra-Phos, Neutra-Phos-K, K-Phos Neutral (Na and K Phos)
Intravenous: Potassium Phosphate, Sodium Phosphate

Satya Patel
K-Phos Neutral (Na ... Intravenous: Potassium ... Phosphate, Sodium
EKG CHANGES AS A RESULT OF CHANGES IN NA OR K CHANNEL CONDUCTION - GRAPHIC BY
OF CHANGES IN NA ... Channels #NaK #Sodium ... #Potassium
Diuretics - Pharmacology

Thiazides diuretics:
 • Inhibit Na+ Cl- cotransporter in distal tubule
 • Chlorothiazide, Chlorthalidone, Indapamide,
diuretics: • Inhibit Na ... diuretics: • Inhibit Na ... Piretanide Potassium ... diuretics: • Inhibit Na ... as no effect on sodium
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
Classification: CLASS 1 - Sodium ... MOA: Block fast Na ... categories based on Na ... repolarization CLASS 3 - Potassium ... receptors, and Ca & Na
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Depolarization: • Na ... leading to a rapid Na ... Repolarization: • Na ... Classification: CLASS 1 - Sodium ... repolarization CLASS 3 - Potassium
#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
-1.0 % ((U/P Na ... + Na req mEq ... Required Sodium ... Trans Tubular Potassium ... Bicarbonate, Sodium
Fractional Excretion of Sodium - FENa
Fractional Excretion of Sodium (FENa) = (Urine Na+ x Serum Cr)
Fractional Excretion of Sodium ... Fractional Excretion of Sodium ... FENa) = (Urine Na ... Serum Cr) / (Serum Na ... Fractional #Excretion #Sodium
How much sodium is in 1 Liter of Normal Saline? In Bags if Potato Chips
How much sodium ... saline = 0.9% sodium ... meq/L) x (23 mg Na ... meq) = 3,542 mg Na ... about as much sodium
Hyponatremia Differential Diagnosis Table

 • Step 1: Correct for hyperglycemia. Corrected Na = [(glucose - 100)/
Corrected Na = [ ... Urine Osm • Na ... of total body Na ... Table #nephrology #sodium