Histamine

Label Mnemonic:	HISTU
Epic code:	LAB3322
Downtime form:	Doctor/Provider Orders - Pathology Core and Specialty Care Nursery

Commercial Mailout Laboratory
6240-8 RCP
356-8593

Specimen(s):

Urine More information

Specimen Instructions:

Refrigerate during 24 hr collection in plastic container.

Collection Medium:

Urine - 24 hour/timed plastic urine container

Minimum:

Preferred Minimum: 4 mL urine from a 24 hr collection. Refrigerate during collection and submission to lab.
Absolute Minimum: 2 mL urine from a 24 hr collection. Refrigerate during collection and submission to lab.

Delivery Instructions:

Deliver to laboratory immediately after collection. Critical frozen. Keep refrigerated during collection and submission to lab. Separate specimens must be submitted when multiple tests are ordered.

Turn Around Time:

1-6 days upon receipt at reference laboratory

Reference Range:

Histamine, Urine - ratio to CRT
  0-450 nmol/g crt 
Histamine, Urine, Excretion - 24h
  0-60 μg/day

Interpretive Data:

If 24-hour urine is submitted, the excretion will be calculated. If random urine is submitted, the result will be reported as Not applicable.

Methodology:

Quantitative Enzyme Immunoassay

CPT Code:

83088

See Additional Information:
Urine Tests Requiring Preservatives, Refrigeration or Special Containers