Units Per Millilitre (U/mL)

The results of some medical tests are reported in units per millilitre (U/mL).

  • A unit is an arbitrary amount agreed upon by scientists and doctors.
  • A millilitre is a unit of fluid volume equal to one-thousandth of a litre. A litre is slightly larger than a quart.

Is it an emergency?

If you or someone in your care has chest pains, difficulty breathing, or severe bleeding, it could be a life-threatening emergency. Call 9-1-1 or the local emergency number immediately.
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