LA County Department of Public Health - Public Health Laboratory

PHL Code	Test information	Reference Range	Specimen Requirements
	Ascaris, see test 0288
0129	Babesiosis detection, blood smear	None detected	7 mL whole blood in EDTA (lavender top) tube. Submit to Laboratory within 24 hours or prepare 1 thick and 1 thin smear.
	Borrelia, see test 0231
0148	Cryptosporidium/Giardia, stool, DFA	None detected	Stool in 10% Formalin
0171	Cryptosporidium, direct stain (modified acid fast stain)	None detected	Stool in 10% Formalin
	Enterobius, see test 0288
	Isospora, see test 0171
	Malaria, see test 0231
0150	Microsporidium (modified trichrome stain)	By report	Stool in 10% Formalin
0231	Ova and Parasite Examination, blood, light microscopy	By report	7 mL whole blood in EDTA (lavender top) tube. Submit to Laboratory within 24 hours or prepare 1 thick and 1 thin smear.
0232	Ova and Parasite examination, sputum, light microscopy	By report	Collect sputum in sterile 50 mL centrifuge tube.
0233	Ova and Parasite examination, stool, light microscopy	By report	Stool preserved with ZN-PVA. Transfer fresh stool to fill line on PVA vial. Mix well.
0234	Ova and parasite examination, urine, light microscopy	By report	Collect first morning voided specimen in sterile 50 mL centrifuge tube (minimum 15 mL)
0237	Pinworm preparation, light microscopy	By report	Apply Swube or Scotch Tape® to perianal region. Specimen must be obtained in the morning before bathing or defecation. Store and transport at room temperature.
	Proglottid Identification - see test 0288
	Tapeworm Identification - see test 0288
0271	Trichomonas preparation	No trichomonads found	Properly collected clinical specimen
0288	Worm identification, gross	By report	Place suspected worm or worm fragment from urine, stool, or other clinical specimen in 50 mL centrifuge tube. Cover wtih water or saline. Seal lid securely.