Geisinger Medical Laboratories Test Catalog

Order Display Name: Geisinger Epic Procedure Code Or ID CPT Code:  


Geisinger Epic Procedure Code: LAB4097             Geisinger Epic ID: 11710

Specimen type:
Renal tissue
Specimen required:
Renal tissue in renal biopsy kit, saline or RPMI as described below.
Special notes:
All specimens must be accompanied by a detailed clinical history of the patient. The specimen must be submitted in the proper fixative or buffer solution, depending on the sender:
  1. GMC Operating Rooms: Send ASAP to Surgical Pathology in a tube of saline. Store in refrigerator until processed.
  2. GLH, GCMC, and GWV Operating Rooms: Place renal biopsies in RPMI and transport on ice to GMC Surgical Pathology Lab.
  3. All other outside sites will collect renal biopsies using the renal biopsy kit for processing as follows:
    1. Two pieces about 1 mm in length taken from each end of the glomeruli containing core are placed in 3% glutaraldehyde for electron microscopy.
    2. A segment of glomeruli containing core measuring 3-6 mm in length is placed in Michel's solution for immunofluorescent microscopy.
    3. A segment of glomeruli containing core measuring 8-10 mm in length is placed in formalin for light microscopy.
    4. Any additional cores should be placed in formalin.
    Please contact Client Services at 1-800-695-6491 to notify Surgical Pathology of the specimen.

Transport temperature:

CPT code(s):
Note: The billing party has sole responsibility for CPT coding.  Any questions regarding coding should be directed to the payer being billed.  The CPT codes provided by GML are based on AMA guidelines and are for informational purposes only.
Doctoral Director(s:)
John Childs MD    
Review Date: 12/20/2022

Performing Locations

Geisinger Medical Center

Performing laboratory: Arkana
Technical Lead: Nicole Tomsho
Frequency: Daily M-F
Performed STAT? No
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