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HelpTest Code LAB3191 Hypoxanthine Guanine Phosphoribosyl Trns
Additional Codes
HGPRT
Clinical System Name
Hypoxanthine Guanine Phosphoribosyl Trns
Synonyms
HPRT
HPRT1
Hypoxanthine-Guanine Phosphoribosyltransferase
Lesch Nyhan
Lesch-Nyhan
Sample Requirements
Specimen: Whole Blood
Container(s): Filter paper (or newborn screening card)
Preferred Vol: 3 full circles
Minimum Vol: 3 full circles
Note: Allow spots to dry for four hours.
Processing Instructions
Reject due to:
Spin: N
Aliquot:N
Temp: RT
Storage location: Send outs room temperature bin.
Off-site collection: Send room temperature.
Stability
| Specimen Type | Temperature | Time |
|---|---|---|
| Whole Blood | Room temp |
weeks |
| Refrigerated | N | |
| Frozen |
N |
Availability
| STAT | Performed | TAT |
|---|---|---|
| N | 2 w |
Performing Laboratory
UCSD Biochemical Genetics Lab
Department
Department:
Biochemical Genetics Laboratory
UCSD Medical Center
CTF Bldg, Room B-213
212 Dickinson Street
San Diego, CA 92103
Phone Number:
(619) 543-5260
CPT Codes
82658 (TLZ 06/11/15)
Methodology
Method: Radiochemical
Analytical Volume: None specified
Limitations:
Reference Range
| HPRT | 10-23.8 nmol/hr/spot |
| APRT | 0.5-7 nmol/hr/spot |
Send Out Instructions
| Reference Test Name: | HPRT (Hypoxanthine-Guanine Phosphoribosyltransferase) |
| Reference Test Number: |
|
| Instructions: |
Ship ambient via Priority Overnight with FedEx, avoid freezing sample. Keep a copy of the paperwork for our records. |