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Prostaglandin E1

Clinical System Name

Miscellaneous Test



Sample Requirements

Specimen: Whole Blood or 24 Hour Urine

Container(s): Red, Gold SST, Lavender/EDTA or 24 Hour Urine Jug

Preferred Vol: 6 mL

Minimum Vol: 2 mL


Note: Patient should not be on aspirin, indomethacin, or anti-inflammatory medications, if possible, for at least 48 hours prior to collection of specimen. Urine - collect 24 hrs into container with no preservative, refrigerate during collection.


Processing Instructions

Reject due to:

Spin: Blood: Y, Urine: N

Aliquot: Blood: Y, Urine: N

Temp: Plasma: -20 C, Urine: 2 - 4 C

Storage location: Blood: Freeze 3 mL serum or plasma in a plastic tube affixed with a large computer label in the CPA freezer send-outs rack. Urine: Deliver entire urine collection to CPA refrigerator. Store copy of requisition in the send outs box on the CPA fridge.


Off-site collection: Blood:Freeze 3 mL serum or plasma in a plastic tube. Urine: Refrigerate urine sample during collection and storage. Send original container refrigerated.


Specimen Type Temperature Time
Serum/Plasma or Urine Room temp N
  Refrigerated Y
  Frozen Y



STAT Performed TAT
N   1 - 2 w


Performing Laboratory

Inter Science Institute


Inter Science Institute

944 West Hyde Park Boulevard
Inglewood, CA 90302


Reference Range


Blood Urine
250 - 500 pG/mL 350 - 820 nG/24-hr



Method: Radioimmunoassay

Analytical Volume: 1 mL


CPT Codes


Send Out Instructions


Reference Test Name: Prostaglandin E1
Reference Test Number: PG E1
Instructions: Urine: Mix specimen well, measure, note total volume. Freeze 10 mL urine in a falcon aliquot tube affixed with a large computer label. Ship samples on dry ice via FedEx.