Ordering RecommendationRecommendations when to order or not order the test. May include related or preferred tests.
Can be used for follow up of negative PCR result when suspicion of microsporidia infection remains high.
MnemonicUnique test identifier.
MICROST
MethodologyProcess(es) used to perform the test.
Qualitative Stain
PerformedDays of the week the test is performed.
Sun-Sat
ReportedExpected turnaround time for a result, beginning when ARUP has received the specimen.
1-2 days
New York DOH Approval StatusIndicates test has been approved by the New York State Department of Health.
This test is New York DOH approved.
Specimen Required
Patient Preparation
Collect
Stool. Recommended collection: 3 separate stool specimens within a 5-7-day period (an individual order must be submitted for each specimen).
Specimen Preparation
Preserve 2 g of stool within one hour of collection in AlcorFix (ARUP Supply #52059) available online through eSupply using ARUP Connect™ contact ARUP Client Services at (800) 522-2787. (Min: 1 g) Additional specimen collection instructions can be found at https://www.aruplab.com/parasep. Preserving in 10 percent formalin is also acceptable.
Storage/Transport Temperature
Room temperature.
Unacceptable Conditions
Unpreserved stool or specimens in any other preservative than indicated above.
Reference IntervalNormal range/expected value(s) for a specific disease state. May also include abnormal ranges.
Negative
Interpretive DataBackground information for test. May include disease information, patient result explanation, recommendations, details of testing, associated diseases, explanation of possible patient results.
Refer to report.
Compliance Category
Standard
NoteAdditional information related to the test.
Hotline History
N/A
CPT CodesThe American Medical Association Current Procedural Terminology (CPT) codes published in ARUP's Laboratory Test Directory are provided for informational purposes only. The codes reflect our interpretation of CPT coding requirements based upon AMA guidelines published annually. CPT codes are provided only as guidance to assist clients with billing. ARUP strongly recommends that clients confirm CPT codes with their Medicare administrative contractor, as requirements may differ. CPT coding is the sole responsibility of the billing party. ARUP Laboratories assumes no responsibility for billing errors due to reliance on the CPT codes published.
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
AliasesOther names that describe the test. Synonyms.