pH (Fluid)

Specimen Required

FLUID (All Body Fluid)

Fasting Required

Purpose of the Test

pH testing is done to diagnose and monitor several medical conditions such as metabolic acidosis or alkalosis, respiratory acidosis or alkalosis, kidney disease, and diabetes.

When this test is required

The test may be requested by a doctor if a person shows symptoms of an underlying medical condition, such as difficulty breathing, muscle weakness, fatigue, confusion, or frequent urination. The test may also be performed as part of routine blood testing for people with diabetes or kidney disease.

What the Test Detects

–

Preparation for the Test

Preparation for pH testing depends on the type of sample being tested. For urine samples, patients may be asked to avoid certain foods and drinks and to follow specific instructions for collecting and storing the sample. For blood samples, patients may need to fast for a certain period of time before the test or stop taking certain medications that can interfere with the results. It is important to follow any instructions provided by the healthcare provider to ensure accurate test results.

Sample Requirements

The type of sample required for pH testing depends on the purpose of the test. Blood samples are obtained through venipuncture, while urine samples are collected using a clean-catch or catheterization method.

Selected Tests