Trichrome Stain for Parasite Detection | Back to Test Directory | ||||
Test Description |
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Microscopic examination of trichrome stained material to evaluate for the presence of parasites. | |||||
Panel Components | |||||
Intestinal parasites | |||||
Performed | Avg. Turnaround Time | Method | |||
Coralville, 8 a.m. - 5 p.m., M-F |
2 - 4 business days | Biological Stain and Microscopy | |||
Fee | CPT Code(s) | ||||
$20.19 | 87209 | ||||
Specimen Requirements | |||||
Specimen Type: | Stool specimen or pre-stained slide, Urine (for Schistosoma haematobium), Sputum, Body fluids (duodenal aspirates/liver abscesses) | ||||
Patient Preparation: | The patient should be instructed not to take any antacids, oily laxatives, or anti-diarrheal medications unless prescribed by the physician. | ||||
Collection Instructions: |
Stool: Collect the specimen using a Stool Collection for Ova and Parasites Kit provided by SHL. The kit includes a specimen bag, an absorbent sheet, and one Total-Fix vial to preserve the stool specimen. Label vial with patient's name, unique identifier (e.g., date of birth), and date of collection.
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Temperature and Stability: | Room Temperature (35°C). | ||||
Unacceptable Conditions: | Unpreserved stool, improperly collected specimens (e.g., rectal swabs), leaking specimen, multiple specimens within 24 hours, stool specimens containing barium, oil, water, or urine | ||||
Expected Results: | No Ova or Parasites found, Parasite identification. | ||||
Shipping Instructions | |||||
Wrap specimen container in absorbent material and place in a biohazard bag. Seal the bag and place into the mailer along with a completed Test Request Form. Transport specimen at room temperature. Ship to the Coralville location. | |||||
Comments | |||||
Trichrome stain is included in the Ova and Parasites (O&P) Exam Panel. SHL recommends collecting three separate stool specimens within a 10 day period. Preserve each stool specimen in parasitology transport vial (Total-Fix) within one hour of collection. WARNING! DO NOT DRINK THE TOTAL-FIX SOLUTION IN THE COLLECTION KIT -- IT IS POISONOUS. If ingestion occurs, drink milk or water. Call the local Poison Control Center, your local physician, or the Iowa Poison Control Center day or night at 1-800-222-1222. | |||||
Alternate Names | |||||
Trichrome, Ova and parasite |