1053 : Chromosome Analysis, POC, Tissue
|Test Code||Test Name|
|1053-8||Chromosome Analysis, POC, Tissue|
|Alternate Name||Chromosome Analysis, POC, Tissue|
|Clinical Utility||For prenatal diagnostic samples: Fetal abnormalities detected by ultrasound, abnormal maternal serum screening test result, advanced maternal age, family history of chromosome abnormality, abnormal aCGH result requiring chromosome analysis for clarification, recurrent spontaneous abortions. Fetal tissue obtained after a miscarriage (products of conception) can also be submitted for chromosome analysis and/or aCGH.
For peripheral blood samples: Multiple congenital abnormalities with or without mental retardation/developmental delay; family history of chromosome abnormality; infertility; short stature; recurrent spontaneous abortions. Sometimes a skin or tissue biopsy may be used to provide material for chromosome analysis.
|Turnaround Time||20 days|
|Preferred Specimen||20-50 mL Products of Conception|
|Collection Instructions||Products of Conception (0.5-1.0 cm) specimen should be collected in a sterile, screw-top container filled with tissue culture transport medium (available upon Request from the laboratory). If transport medium is not available, plain RPMI, Hanks solution or saline can be used. Ship at room temperature or refrigerated.|
|Specimen Comment||Media is Hank's sol., RPMI or strl saline, *NOT FORMALIN.|
|Storage Instruction||Room Temp|
|CPT Codes||88291 (1), 88230 (1), 88262 (1)|