Parasitology Trichrome Stain
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| WSLH Department: | CDD - Communicable Disease Division |
| WSLH Test Code: | MP00842 |
| Day(s) Performed: | Monday - Friday |
| Turn-around Time: | 1 - 3 days |
| Recommended Uses: | Diagnosis of intestinal parasites in individuals with one of the following: Travel history, compromised immune status, previous parasitic infection, contact with either infected individuals or contaminated food/ water source or linked to a possible or known outbreak. Must be performed in conjunction with Ova and Parasites, Intestinal (MP00840). |
| Pre-approval: | N |
| Contraindications: | |
| Additional Tests Performed: |
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| Preparation for Collection: | Three specimens taken at 1 to 2 day intervals. Collect stool as directed by the package insert for preserved specimens. |
| Specimen Requirements: | Smear of fixed fecal material or stool in vial of PVA fixative, SAF, or PP-SVT. |
| Collection Instructions: | Collect stool as directed by the package insert. It is highly recommended that 3 specimens be collected to allow for detection of pathogens. |
| Collection Kit/Container: |
Intestinal Parasites (Ova and Parasite)
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| Requisition Form: |
CDD Requisition Form A
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| Required Information: | Laboratory regulations require the following minimum information to be provided on the requisition form for a specimen to be accepted for testing: Patient name or unique identifier; date and time of collection, patient date of birth and sex, specimen type/site of collection, test request(s), clinician name and UPIN, and address for reporting results. Please be certain that name/identifier on the form matches that on the specimen label. |
| Rejection Criteria: | Unpreserved stool specimens are unacceptable and will be rejected. |
| Specimen Handling: | Room temperature |
| Packaging Requirements: | |
| Courier Information: | |
| Specimen Receiving Hours: | Monday-Friday 6:00 AM - 4:30 PM, Saturday 6:30 AM - 12:30 PM |
| Results Include: | No parasites found or Identification of parasites found |
| Limitations: | Results must be used in conjunction with test MP00840, Ova and Parasites. |
| Additional Tests Recommended: | See Ova and Parasites, MP00840 Cryptosporidium/Giardia Antigen Detection |
| Additional Comments: |
| Methodology: | Microscopic examination of trichrome stained fecal smears for the detection of intestinal protozoa cysts and/or trophozoites. |
| Includes: | Examination of stool specimen for intestinal protozoa |
| Regulatory Compliance: |
| CPT Code: | 87209 |
| Price: | $47.00 |
| Fee Exempt Eligible: | N |
| Billing and Revenue Office: | 1-800-862-1065 arbill@slh.wisc.edu |