- Specimen
- 0.5 mL serum for resting and each post sample (baseline sample labeled "Pre" and each post sample labeled accordingly)
- Description
- Pre, 20 min post, 1 hr post, 2 hr post HCG
Note: spin serum and separate in non-additive tube marked SERUM.
Equine HCG Stimulation Testing Protocol:
1. Take baseline serum sample for testosterone.
2. Administer 6000 IU (total dose) of HCG IV.
3. Take post-HCG testosterone at 20 minutes, 1 hour and 2 hour post administration.
4. If testicular tissue is present, the post values should be greater than 0.4 nmol/L and/or double the
baseline level.