Muscle Fiber, Stool
Test ID:
703045
CPT code:
89160
Synonyms:
- Muscle Fiber, Stool
- Stool Meat Fibers
- Stool Muscle Fiber
Clinical Use:
Evaluate malabsorption syndromes, pancreatic exocrine dysfunction, or gastrocolic fistula.
Specimen Type:
Stool (random)
Requested Volume:
3 g
Minimum Volume:
1 g
Container Type:
Plastic screw-cap vial
Patient Preparation:
Patient is required to eat adequate amounts of red meat for 24 to 72 hours before testing. Specimens obtained with a warm saline enema or Fleet® Phospho-Soda® are acceptable. Specimens obtained with mineral oil, bismuth, or magnesium compounds are unsatisfactory. Barium procedures or laxatives should be avoided for one week prior to collection of the specimen.
Collection:
Do not contaminate outside of container; do not overfill container.
Storage Instructions:
Refrigerate at 2°C to 8°C. Do not freeze.
Rejection Criteria
Purgatives other than saline or Fleet®; specimen contaminated with urine; specimen obtained with mineral oil, bismuth, or magnesium compounds; specimen on outside of container
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