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.

Current as of: May 1, 2026

Clinical Review Board
All WebMD Ignite education is reviewed by a team that includes physicians, nurses, advanced practitioners, registered dieticians, and other healthcare professionals.

Current as of: May 1, 2026

Author: WebMD Ignite Staff

Clinical Review Board
All WebMD Ignite education is reviewed by a team that includes physicians, nurses, advanced practitioners, registered dieticians, and other healthcare professionals.

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.