SUCCINYLACETONE, (BLOOD SPOT)
Test Code: MISC
Patients with Tyr 1 who are treated with diet and/or NTBC should have declining or normal values of blood spot succinylacetone. Normal levels may be seen in affected individuals undergoing treatment.
1 Blood spot card (Mayo supply T493)
|Specimen Required:||Blood Spot Card (5 spots). Minimum 1 spot. Let blood dry on the filter paper at room temperature in a horizontal position for 3 hours. Do not expose specimen to heat or direct sunlight. Do not stack wet specimens. Keep specimen dry.|
See Specimen Required section.
Normal: < 5.0 μmol/L
An interpretive report will be provided.
Within 1 Week
Follow up testing for positive newborn screen for tyrosinemia type 1.