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Also known as: Total CO2; TCO2; Carbon Dioxide Content; CO2 Content; Bicarb; HCO3-

At a Glance

Why Get Tested?

Usually as part of a renal profile (collection of tests which help investigate kidney function), to screen for an electrolyte or acid-base imbalance in conditions known to cause such disturbances or to monitor a known imbalance

When to Get Tested?

May be part of a routine blood test that includes electrolyte measurements or may be requested by your doctor if you have a medical condition or are experiencing symptoms that could indicate problems with the acid-base balance of your body

Sample Required?

A blood sample taken from a vein in the arm

Test Preparation Needed?