1p,19q Oncology FISH

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Synonyms

  • Astrocytoma
  • Brain Tumor
  • FISH
  • Glioblastoma
  • Oligodendroglioma

Special Instructions

There will be an additional charge for processing paraffin block samples or for samples that require culture.


Expected Turnaround Time

3 - 5 days



Related Documents


Specimen Requirements


Specimen

Formalin-fixed paraffin block or fresh tissue (acceptable at additional charge)


Volume

Five slides (4- to 5-micron thick sections)


Minimum Volume

Three slides (4- to 5-micron thick sections)


Container

Green-top (sodium heparin) tube; pediatric Vacutainer® is optimal


Collection

Transport to the testing lab at room temperature; if fresh tumor specimen, sample must arrive in the laboratory within 72 hours of collection.


Storage Instructions

Maintain specimen at room temperature.


Causes for Rejection

Improper embedded prep; poor fixation <6 hours and >72 hours; decalcified tissue; broken or dirty slides; absence of tumor or quantity not sufficient for analysis.


Test Details


Use

Confirmation/identification of cancer-related alterations (associated with oligoglioma)


Methodology

Fluorescence in situ hybridization (FISH) from formalin-fixed paraffin-embedded (FFPE) tissue (4-micron to 5-micron sections); H&E for pathology review.


LOINC® Map

Order Code Order Code Name Order Loinc Result Code Result Code Name UofM Result LOINC
510360 1P, 19Q Oncology FISH 510427 Specimen Type 31208-2
510360 1P, 19Q Oncology FISH 510428 Cells Counted N/A
510360 1P, 19Q Oncology FISH 510429 Cells Analyzed N/A
510360 1P, 19Q Oncology FISH 510357 FISH Result 48674-6
510360 1P, 19Q Oncology FISH 510437 Interpretation 50398-7
510360 1P, 19Q Oncology FISH 510359 Director Review: 48672-0
510360 1P, 19Q Oncology FISH 512123 PDF 51967-8

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