Laboratory Fee Schedule
Procedure #: MZZ0700A
CPT: 87798
| Synonym(s): | Mumps PCR |
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| Requisition Form | G-2V. |
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| Test Description | Testing of swab specimens from suspected mumps specimens to detect the presence or absence of mumps virus RNA in symptomatic patients. |
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| Pre-Approval Needed | Contact your local or state epidemiologist if mumps is suspected. Contact information can be found at the following link: http://www.dshs.texas.gov/idcu/investigation/conditions/contacts/ |
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| Supplemental Information Required | Date of onset. |
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| Supplemental Form(s) | N/A |
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| Performed on Specimens from (sources) | Human |
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| Sample/Specimen Type for Testing | - Preferred: Buccal swabs
- Acceptable: Throat swabs
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| Minimum Volume/Size Required | 1 mL –2 mL |
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| Storage/Preservation Prior to Shipping | - Store and ship cold at 2°C–8°C if specimen will arrive at the Laboratory within 48 hours of collection.
- Store and ship frozen at -20°C or colder if specimen will arrive at Laboratory more than 48 hours after collection
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| Transport Medium | - Universal transport media (UTM)
- Viral transport media (VTM).
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| Specimen Labeling | - At least two patient-specific identifiers required on specimen (e.g.
patient full name, date of birth, medical record number). - Three unique patient identifiers are preferred.
- Patient identifiers on specimen label must exactly match identifiers
on G-2V submission form. (e.g. abbreviated name on label and full
name on form is not acceptable.) - Additional DSHS Laboratory specimen labeling guidelines available
online here.
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| Shipping and Specimen Handling Requirements | - Ship according to Dangerous Goods Regulations, IATA, and/or CFR
49. - Category B Biological Substance, UN3373 shipping requirements
apply. - Submitters are responsible for packaging and shipping specimens
according to regulatory requirements. - Additional DSHS Laboratory specimen shipping guidelines online
here. - Store and ship cold at 2°C–8°C if specimen will arrive at the
Laboratory within 48 hours of collection. - Store and ship frozen at -20°C or colder if specimen will arrive at
Laboratory more than 48 hours after collection.
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| Method | Real-time RT-PCR |
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| Turn-around Time | 2 business days. |
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| Interferences/Limitations | - False negative may result if specimen is improperly collected, transported, or handled.
- Detection of viral RNA does not imply that the corresponding virus is infectious or is the causative agent for clinical symptoms.
- A negative result does not preclude infection.
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| Common Causes for Rejection | - patient identifiers on the specimen and on the G-2V submission
form do not match - improper shipping conditions
- expired media or collection container used
- discrepancies between specimen label and submission form
- incomplete, illegible, or missing submission form
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| Additional Information | N/A |
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