University of Iowa
Diagnostic Laboratories
(UIDL) Test Directory

319-384-7212 (local)
1-866-844-2522 (toll free)


Epidermal Growth Factor Receptor (EGFR) Sequencing, Exons 18-21
Order Code: EGFR
Order Form: Molecular Oncology & Infectious Disease Requisition
Specimen:
FFPE Tissue or Fresh Frozen Tissue
Collection Medium:
Miscellaneous container; contact laboratory
Minimum:
Tissue block should contain 50% tumor
Testing
Schedule:
0800-1700 Testing offered once per week
excluding weekends and University holidays.
Analytic Time:
within 10 days
Methodology:
PCR followed by Fluorescence Capillary Electrophoresis
Sample
Processing:
Relevant clinical information must be submitted with specimen in order 
to provide correct interpretation of test results.
Formalin-fixed, paraffin embedded tissue should be submitted.
Sample
Storage:
Tissue Specimen - Freeze immediately and store frozen or send 
Formalin-fixed paraffin embedded blocks.
Transport
Instructions:
Frozen Tissue - Ship frozen on dry ice.  Ship express mail with 
overnight delivery.  Formalin-fixed paraffin embedded blocks ship at 
ambient temperature.
CPT Code:
83890, 83898(x4), 83904(x4), 83907, 83912

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Updated: 09/29/2009