LAB VALUES
ELECTROLYTE IMBALANCE
FLUID IMBALANCE
TONICITY
DEFINITION
100

Normal sodium range

What is 135-145?

100

Abnormally low amount of sodium

What is hyponatremia?

100

Signified by thirst, tenting, tachycardia, tachypnea, decreased urinary output, increased BUN, and hypotension due to decrease in circulating blood volume

What is FVD or dehydration?

100

NS, LR

What is isotonic solutions?

100

Fluid loss due to disease or injury, which has no physiological use

What is third spacing?

200

Normal potassium range

What is 3.5-5.0 or 3.5-5.3?

200

Often caused by loop diuretic medication therapy

What is hypokalemia?

200

Limiting oral and IV fluids is a necessary intervention for this client issue

What is FVE?

200

solution with osmolality >300 mmol/kg

What is hypertonic?

200

Concentration of solutes in a solution

What is osmolality?

300

Normal calcium range

What is 8.4-10.2?

300

Signified by cardiac arrest, shallow respirations, muscle weakness, nausea and vomiting, constipation, dehydration and/or kidney stones

What is hypercalcemia?

300

The best indicator of fluid volume status

What is weight?

300

Solutions used to expand volume 

What is isotonic?

300

The power of a solution to draw water across a membrane

What is osmotic pressure?

400

Normal magnesium range

What is 1.6-2.2?

400

Positive Chvostek's and Trousseau's signs

What is hypocalcemia?

400

These hormones regulate fluid balance

What is ADH, aldosterone and renin?

400

Treatment of dehydration to improve intracellular hydration

What is hypotonic solution?

400

The pressure a fluid exerts within a closed system on the walls of its compartment.

What is hydrostatic pressure?

500

Normal phosphorus range

What is 2.5-4.5?

500

Signified by cramps, headache, lethargy, confusion, seizure, or coma

What is hyponatremia?

500
Clinical manifestations include crackles, dec. thirst, hypertension, cough, dyspnea, dec. hematocrit and BUN

What is FVE?

500

Solutions that cause cellular shrinkage

What is hypertonic?

500

Generalized edema of the body

What is anasarca?