Purine Nucleoside Phosphorylase
| Abbrev Code: | XMISC | ||
| Order Code: | LAB4909 | Order Name: | Purine Nucleo Phos |
| Synonyms: | PNP; Purine Nucloside Phosphorylase Deficiency | ||
| Methodology: | Enzymatic analysis | ||
| CPT Codes: | 82489 x1, 82658 x1, 83026 x1 | ||
| Turnaround Time: | Specimens are sent to reference laboratory Mon-Thur before 1300; results are reported within 3 weeks. | ||
Collection Instructions
| Specimen: | Blood |
| Optimal Volume: | 5 mL adults |
| Minimum\Peds Volume: | 3 mL children less than 2 years of age |
| Container: | Yellow (ACD, Solution A) tube available from laboratory |
Processing and Shipping
| Specimen Processing: | Whole blood; do not process. Store in refrigerator. |
| Shipping Instructions: | Ship on wet ice in an insulated container. Must arrive within 48 hours. |
| Test Performed at or Referral Lab | Lab Sendouts (Baylor College of Medicine) |
| Referral Lab number: | 4592 |
Interpretive
| Reference Range: | 4.5-20.9 umol/min/gm Hb |
| Use: | Deficiency results in a severe form of combined immune deficiency. |
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