Analytical Chemistry Turnaround Times

Due to instrumentation updates, Analytical Chemistry drug testing may experience temporary delays of as much as 5 business days. Standard turnaround times are expected to resume by December 1, 2025.

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Testosterone – hCG Stimulation Profile (ChL)

Description

Measurement of testosterone before and after administration of hCG stimulation to confirm cryptorchidism, primarily in equine, by chemiluminescence.

Code1212.W
SectionClinical Pathology
SpeciesBovine, Canine, Equine, Feline, Ovine, Porcine
Specimen

0.5 mL serum or lithium heparin plasma

Sampling Requirements

Recommended testing protocol:

  1. Collect pre-hCG blood sample.
  2. Administer hCG. For dogs or cats at 50 IU/kg IM, note time. For horses at 30 IU/kg IM without exceeding 15,000 IU/horse; note time.
  3. Collect the post-hCG blood sample 24 hours administration of hCG.
  4. Avoid hemolysis.


Follow additional instructions for processing and shipping.

Collection Container

Remove from red cells and place sample in an additive free transport tube.

Packing Instructions

Label all samples. Ship overnight on cold packs.

Special Instructions

None

Price$47.00
Schedule
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