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| If the result obtained does not reflect the clinical picture of the patient consider that there may be an interfering substance. |
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| Rfx22 |
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| If the result obtained does not reflect the clinical picture of the patient consider that there may be an interfering substance. |
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(5-HIAA) 5-Hydroxyindoleacetic Acid 24 Hour Urine
| Misc Reference |
| 24 Hour Urine Container |
| Urine |
| 10 mL |
| 5 mL |
| Quest 39625 or LabCorp 004069 |
| 1-800-336-3718 (Quest) or 757-420-2883(Labcorp) |
| Keep urine refrigeratd during collection. Patient should avoid food high in indoles: avocado, banana, tomato, plum, walnut, pineapple and eggplant. Patient should also avoid tobacco, tea and coffee three days prior to specimen collection.
Quest: Collect 24-hour urine with 25 mL 6N HCl to maintain a pH =3. If no preservative is used, specimen must be stored refrigerated during collection but shipped frozen and pH must be <=6. Specify on urine container the total 24-hour urine volume.
Labcorp: Plastic urine container, no preservative |
| Refrig |
| 30 days Quest, 14 days LabCorp |
| 668-7260 |
| If the result obtained does not reflect the clinical picture of the patient consider that there may be an interfering substance. |
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(GAGS), Blood Mucopolysaccharidosis, Blood (MPSWB)
| Blood GAGS |
| EDTA Lavender Top |
| Whole blood |
| 2.0 mL |
| 0.5 mL |
| Mayo Clinic Laboratories |
| 1-800-533-1710 |
| Mayo test name - Mucopolysaccharidosis, Blood (MPSWB).
Specimen Minimum Volume:0.5 mL. Can be refrigerated 7 days. |
| Room Temp |
| 7 days |
| 668-7260 |
| If the result obtained does not reflect the clinical picture of the patient consider that there may be an interfering substance. |
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(IDUA) Alpha-iduronidase enzyme w/ reflex- Lantern Project
| RevityIDUA |
| EDTA Lavender Top |
| Whole Blood |
| 3.0 mL |
| 2.0 mL |
| Revvity Omics (Perkin Elmer Lantern Project) |
| 866-354-2910 |
| SAN010 > SAN011 Alpha-iduronidase enzyme assay with reflex to IDUA sequencing. *** Children <2 years (minimum 2 to 3 mL EDTA). Children >2 years (minimum 3 to 5 mL EDTA). Older children and adults (minimum 5 to 10 mL EDTA). ***Ship overnight at room temperature ensuring receipt within 5-days of collection. Store at room temp, do not refrigerate or freeze. ***Clotted specimens not acceptable. |
| Room Temp |
| 5 days |
| 668-7260 |
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(IDUAW) Alpha-L-Iduronidase, Leukocytes
| IDUA |
| EDTA Lavender Top |
| Whole blood |
| 3.0 mL |
| 2.0 mL |
| Mayo Clinic Laboratories, Test ID: IDUAW |
| 1-800-533-1710 |
| Mayo test code IDUAW.
Specimen Minimum Volume: 2 mL. (Mayo will accept 4 microtainers - 0.5 mL each) They must equal 2.0 mL AND not be clotted). They will combine the tubes at Mayo. |
| Refrigerate |
| 7 days |
| 668-7260 |
| If the result obtained does not reflect the clinical picture of the patient consider that there may be an interfering substance. |
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(PT) Prothrombin Time with INR
| PT |
| Blue Top |
| Plasma |
| 2.7 mL |
| 1.8 mL |
| CHKD Hemostasis Dept. |
| 668-9706 |
| Short draws, hemolyzed specimens, or clotted tubes are not acceptable specimens. Do not store at 2-8*C.
CHKD OFFSITE LOCATIONS: Process and send samples frozen. Must be completely frozen before placing in frozen transpak. |
| Room Temp or Frozen |
| 8 hours at room temp if tightly capped or frozen up to 1 month if testing is delayed |
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| If the result obtained does not reflect the clinical picture of the patient consider that there may be an interfering substance. |
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11-Deoxycortisol (Compound S)
| 11-Deoxycort |
| Red Top |
| Serum |
| 2.8 mL |
| 0.7 mL |
| Quest and LabCorp |
| Quest 800-3363718 and LabCorp 800-762-434 |
| SST tubes are unacceptable for Quest. LabCorp will accept a gold top.
Alternate Specimen(s):
Plasma collected in: EDTA (lavender-top), or EDTA (royal blue-top), or Sodium heparin (green-top)
Patient Preparation:
An early morning specimen is preferred.
Test codes: Quest 30543 and LabCorp 500550 |
| Frozen |
| 28 Days |
| 8-7260 |
| If the result obtained does not reflect the clinical picture of the patient consider that there may be an interfering substance. |
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17-Hydroxycorticosteroids, 24-hr Urine
| Misc Reference |
| 24-Hour Urine Container |
| Urine |
| 12.0 mL |
| 12.0 mL |
| ARUP Laboratories Test ID: 0070490 |
| 1-800-522-2787 |
| Includes Urine Creatinine.
Collect: 24-hour urine. Refrigerated during collection. Also acceptable: Random urine. Freeze within 15 minutes of collection, preservative not required. Reported as mg/L, no reference interval provided.
Specimen Preparation:
Transfer 12 mL aliquot of urine from a well-mixed 24-hour collection to ARUP Standard Transport Tubes. Also acceptable: Specimens refrigerated with preservatives are acceptable. Sample pH must be 5.0 - 7.0. Mix well, add 1 g boric acid/100 mL urine, adjust pH (with boric acid) to 5.0-7.0 and freeze. Record total volume, collection time, and pH on transport tube and test request form. Random specimens without preservative are acceptable if frozen within 15 minutes of collection. Quest no longer performs test - 06-16-2021 |
| frozen |
| 1 month |
| 668-7260 |
| If the result obtained does not reflect the clinical picture of the patient consider that there may be an interfering substance. |
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17-Hydroxypregnenolone
| 17OH-Pregnenol |
| Red Top |
| Serum |
| 2.8 mL |
| 2.8 mL |
| Quest 8352 or LabCorp 140715 |
| 668-7260 - CHKD Reference |
| SST tubes are unacceptable for Quest. LabCorp will also accept gold and lavender. |
| frozen |
| 28 days |
| 668-7260 |
| If the result obtained does not reflect the clinical picture of the patient consider that there may be an interfering substance. |
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17-Hydroxyprogesterone (17-OHP)
| 17OH-Progester |
| Red Top or EDTA Lavender top |
| Serum or EDTA plasma |
| 2.5 mL |
| 2.5 mL |
| Quest 17180 and Labcorp 70085 |
| 668-7260 - CHKD Reference |
| SST tubes are unacceptable at Quest. LabCorp will also accept gold and lavender. |
| Refrig |
| 7 days |
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| If the result obtained does not reflect the clinical picture of the patient consider that there may be an interfering substance. |
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2,3 Dinor 11 Beta-Prostaglandin F2 Alpha, Urine
| Misc Ref |
| Urine - Random or 24hr |
| Urine |
| 5.0 mL |
| 5.0 mL |
| Mayo Clinic Laboratories via Quest or Labcorp |
| 1-800-533-1710 |
| No preservative preferred
Quest test code: 10041(Random) 10109(24HR) . Mayo: 23BPT (24hr) or 23BPR (Random)
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| Frozen |
| 30 days |
| 668-7260 |
| If the result obtained does not reflect the clinical picture of the patient consider that there may be an interfering substance. |
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21 Hydroxylase Antibody
| Misc Reference |
| Red Top or gold top |
| Serum |
| 2.8 mL |
| 1.5 mL |
| Quest test code: 39226 LabCorp/Esoterix 504805 |
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| Refrig |
| 14 days |
| 668-7260 |
| If the result obtained does not reflect the clinical picture of the patient consider that there may be an interfering substance. |
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21-Deoxycortisol
| Misc Ref |
| red/gold or |
| serum |
| 2.0 mL |
| 1.5 mL |
| Labcorp (test code: 504045) |
| 1-757-420-2883 |
| Collection:
Serum must be separated from cells within two hours of venipuncture. Submit serum in a plastic transport tube. |
| Frozen |
| 14 days |
| 668-7260 |
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4plex PCR
| 4plex PCR |
| Nasopharyngeal swab in 3 ml VTM |
| NP swab in VTM |
| 3mL |
| 3mL |
| CHKD Molecular Diagnostics Laboratory |
| 757-668-7268 |
| NP swab may be sent in-house labeled and placed in paper sheath. If swab can not be delivered to the Molecular Diagnostics Lab with in 1 hour of collection, the Nasopharyngeal swab must be placed in 3mL of Viral Transport or M4 Medium. Swabs not in correct transport medium that exceed 1 hour will be rejected. Any source other than Nasopharyngeal swab will be rejected.
Please obtain collection supplies from Laboratory Outreach by emailing Michelle Pfeiffer.
Turn around time is 24 hours for routine patient testing. |
| 2-8°C, 15-30°C |
| 2-8°C 7 Days , 48 hours 15-30°C |
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