HYPOKALEMIA Flashcards
1
Q
MANAGEMENT
A
Management: Mild (>3) & tolerating PO intake
K rick foods (fruit, vegetables)
Potassium supplements
Management: IV
40 mEq KCL in 500 ml NS over 4 - 6 hrs
Magnesium 20 - 60 mEq /24 hr
2
Q
DOCUMENTATION
A
CLINICAL FEATURES
Symptoms usually start with concentrations < 2.5
Malaise
Weakness
Fatigue
Nausea
Vomiting
Ileus
Cramps
Tetany
Paresthesias
Hyporeflexia
ECG
Increased P wave amplitude
Prolongation of PR interval
Widespread ST depression and T wave flattening/inversion
Prominent U waves (best seen in the precordial leads V2-V3)
Apparent long QT interval due to fusion of T and U waves (= long QU interval)
3
Q
DDX
A
Decreased Intake
GI Loss
Renal Loss
Sweat Loss
Transcellular Shift
