Specimen Type/Volume

1 mL serum (0.1 mL minimum).

Shipping Information

Ship in insulated container with freezer packs.

Collection Protocol

For dog or cat, a baseline sample is usually sufficient. For horse, take a baseline sample, then administer HCG (6000-12000 IU/horse IV or IM) and take samples 1 and 2 h post-HCG. For dogs, a baseline sample can be obtained, then administer GnRH (0.22 ug/kg IV) and collect samples 1 and 2 h post GnRH.

Additional Information

This test is sent to an external laboratory. For determination of the presence of retained testicular tissue (cryptorchid). Shipping (test code: xtrnu) and handling (test code: xhand) fees are also applicable on each submission. External test price is subject to change.