Chloride; urine

Alternative names:

Cl-

Normal values:

The normal range is 110 to 250 mEq/day.

Note: mEq/day = milliequivalents per day

What abnormal results mean:

Increased urine chloride excretion may be caused by:

• increased salt intake
• postmenstrual diuresis
• pharmacologic diuresis
• salt-losing nephritis
• adrenocortical insufficiency

Decreased urine chloride excretion may occur with:

• decreased salt intake
• adrenocortical hyperfunction
• PMS
• extrarenal fluid loss (such as diarrhea, vomiting, sweating, and gastric suction)
• salt retention