1p/19q Deletion by FISH : ARUP Lab Tests

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1p/19q Deletion by FISH : 0049360

Mnemonic: 1P19Q

Methodology:	Fluorescence in situ Hybridization
Performed:	Varies
Reported:	4-12 days
Specimen Required:	Collect: Tumor tissue. Specimen Preparation: Formalin fix (10% neutral buffered formalin) and paraffin embed tissue. Transport tissue block or 6 unstained 5 micron slides. (Min: 3 slides) Protect paraffin block from excessive heat. Storage/Transport Temperature: Room temperature or refrigerated. Ship in cooled container during summer months. Remarks: Include surgical pathology report. Unacceptable Conditions: Frozen specimens. Specimens fixed or processed in alternative fixatives (alcohol, Prefer®) or heavy metal fixatives (B-4 or B-5). No tumor in tissue. Decalcified specimens. Stability (collection to initiation of testing): Ambient: Indefinitely; Refrigerated: Indefinitely; Frozen: Unacceptable

Reference Interval: By report
Interpretive Data:	Refer to report. Refer to Statement A under Testing Information at http://www.aruplab.com.
CPT Code(s):	88368 x4
Cross References:	Gliomas (1p/19q Deletion by FISH), Oligoastrocytomas (1p/19q Deletion by FISH), Oligodendrogliomas (1p/19q Deletion by FISH)

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