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Test Code M601 Parasites, General, Other than Blood or Stool

Performing Laboratory

Barnes-Jewish Hospital Laboratory

Methodology

Wet Prep/Trichrome Stain

Specimen Requirements

Acceptable Specimens:
Aspirate or drainage: ≥1 mL in a leakproof screw-capped, sterile container

Bronchial: ≥5 mL in a leakproof screw-capped, sterile container
Sputum: ≥5 mL in a leakproof screw-capped, sterile container

 

Collection Procedure:

Note: If specific parasite is suspected, note on request form. 

Aspirate or Drainage
1. Aseptically collect ≥1 mL. (Swab is not acceptable.)
2. Place specimen in a leakproof screw-capped, sterile container.
3. Maintain sterility and forward promptly.

Note: Specimen source is required.

 

Bronchial
1. Aseptically collect ≥5 mL.
2. Place specimen in a leakproof screw-capped, sterile container.
3. Maintain sterility and forward promptly.
Note: Specimen source is required.
 

Sputum
1. Aseptically collect early-morning specimen in a leakproof screw-capped, sterile container. It is optimal to collect a specimen each day for 3 consecutive days. (Saliva is not acceptable.)
2. Instruct patient to brush his/her teeth and rinse mouth well with water.
3. Have patient remove dentures.
4. Instruct patient to take a deep breath, hold it momentarily, and then cough deeply and vigorously into a leakproof screw-capped, sterile container. Collect ≥5 mL of discharged material.
5. Maintain sterility and forward promptly.

Note: Specimen source is required.

Day(s) Test Set Up

Monday through Friday

Turnaround Time:
STAT: not available
Routine: results available within 24 hours for specimens received Monday through Thursday and on Monday for specimens received Friday through Sunday.

Reference Values

No parasites found

Literature Reference:

Garcia, Lynne S. Diagnostic medical parasitology. 5th ed. Washington, DC: ASM Press; 2007;859-62,868.

Test Classification and CPT Coding

87177-O & P, direct smear, concentration and identification

87209-Smear, complex stain O & P

Additional Information

For BJH Laboratory Use Only
Minimum Volume:

Aspirate or drainage: 1 mL in a leakproof screw-capped, sterile container
Sputum: 1 mL in a leakproof screw-capped, sterile container
Laboratory Processing Instructions:
Test performed in BJH Microbiology.

Specimen Transport Temperature

Ambient