Picograms per milliliter (pg/mL)

Some medical tests report results in picograms per milliliter (pg/mL).

A picogram is one-trillionth of a gram. A gram is about 1/30 of an ounce.
A milliliter measures fluid volume equal to one-thousandth of a liter. A liter is a little bigger than a quart.

The Health Encyclopedia contains general health information. Not all treatments or services described are covered benefits for Kaiser Permanente members or offered as services by Kaiser Permanente. For a list of covered benefits, please refer to your Evidence of Coverage or Summary Plan Description. For recommended treatments, please consult with your health care provider.