Some parasites can be found in extraintestinal areas and require examination of other specimen types other than stool. Body Fluid, urine, sputum, aspirates and bronchoscopy specimens, aspirates/ cysts/ abscess, duodenal aspirates, worm, and specimens from various anatomical sites, etc.
Specimen Type
Body Fluid, CSF, Urine, Sputum, Respiratory, Abscess, Other
Specimen Volume
Container
Sterile
Collection Instructions
Submit only 1 of the following specimens: Aspirate / duodenal aspirate / fluid / drainage 1. Place in a sterile container screw cap. 2. Alternativly, specimen may be transferred to paraPak (10% formalin and Zn-PVA vials) in ratio of 1 part preservative: 1 part specimen. Some preservative may need to be removed from the vials to maintain this ratio. Ambient (preferred) / refrigerated. 3. Only 1 specimen is accepted per day.Body Fluid 1. Submit minimum 0.5 mL of body fluid in a sterile screw cap container. 2. Only 1 specimen per day. Skin Scraping 1. Skin scraping in a sterile screw cap container. 2. Only 1 specimen per day. Sputum / BAL/ Respiratory 1. Collect unpreserved in a sterile screw cap container. Urine 1. 10-25mL of unpreserved urine in a sterile screw cap container- collect at midday. 2. Or 24-hour collection in a container without preservative. 3. Collect specimen at midday. Peak egg excretion for Schistosoma occurs between noon and 3 pm. 4. Do Not submit first morning specimen. 5. Keep at ambient (room) temperature. Worm / worm segments 1. Place in a sterile screw cap container For all specimens: · Label container with 2 patient identifiers (patient’s first and last name, medical record number or date of birth. Use preprinted labels that contains all the information.· Maintain sterility and forward promptly at ambient temperature.
· Note: Source is required on requisition and specimen container.REJECTION CRITERIA· Any frozen specimen· Preserved urine
· 24-hour urine more than 48 hours old.
Transport Instructions
room temperature or refrigerated.
Specimen Stability
72 hours
Methodology
Concentration and Microscopy
Days Performed
Monday through Friday
Performing Laboratories
AML/Quest Laboratories
Northwell Health -LNP
CPT
87177
PDM
6201290
Result Interpretation
No ova or parasites observed by direct wet preparation.
