CA 125
| Abbrev Code: | CA125 | ||
| Order Code: | LAB155 | Order Name: | CA 125 |
| Synonyms: | Ovarian Cancer Antigen | ||
| Methodology: | Monoclonal sandwich assay | ||
| CPT Codes: | 86304 x1, 86304 x1 | ||
| Turnaround Time: | Performed and reported 24 hours/day. | ||
Collection Instructions
| Specimen: | Blood |
| Optimal Volume: | 2.5 mL |
| Minimum\Peds Volume: | 0.6 mL |
| Container: | Green (lithium heparin, gel) Alternate Containers: Green (lithium heparin) on ICE, Red (no gel), Red or gold (gel) |
Processing and Shipping
| Specimen Processing: | Centrifuge and aliquot 1.25 mL, 0.2 mL minimum. Store in refrigerator up to 24 hours or freeze. |
| Shipping Instructions: | Ship at refrigerated temperature to arrive within 24 hours. Alternately ship on dry ice. |
| Stability: | 8 hours at room temperature; 24 hours refrigerated; indefinitely frozen. |
| Test Performed at or Referral Lab | Chemistry (Roche-UMMC East) |
Interpretive
| Reference Range: | 0-38 U/mL |
| Use: | Elevated in a large percentage of patients with ovarian carcinoma. Aid in detection of residual ovarian carcinoma in patents who have undergone first line therapy and would be considered for diagnostic second look surgery. |
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