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Test Code GI BX Small/Large Intestinal Biopsy

Important Note

To obtain weekend or holiday results, special arrangements must be made with Pathologist on call, 12-24 hours in advance.  Weekend biopsies should be discussed beforehand with pathologist on call. 

Clinical System Name

Surgical Pathology Final Report


GI Biopsy

Small Intestinal Biopsy

Colon Biopsy

Gastric Biopsy

Stomach Biopsy

Esophageal Biopsy




Gastrointestinal biopsy is procured from native or allograft bowel to assess etiology of altered function. Routine processing and histopathology is always performed with addition special studies. as necessitated by clinical setting and histopathologic findings.

Sample Requirements

Specimen:  Tissue

Container(s):  see comments

Preferred Vol:  n/a

Minimum Vol:  n/a


Note:  Send specimen fixed in 10% formalin to 8th floor lab CPA or Histology (OC.8.901).  For unusual clinical settings also send a fresh sample placed on a moistened Telfa pad and transported to Lab or Histology (OC.8.901) immediately.  Identify it as a fresh specimen and give it to someone's personal charge. 

Specific handling instructions may be obtained from Histology at (206) 987-2580.


A completed surgical pathology request form including hospital number, name, date of birth, date of procedure, pre-op diagnosis, clinical history, ordering physician, and any other pertinent information must be submitted with the specimen. 


After 1700, deliver specimens to the 8th floor lab CPA. . 


**For disaccharidase studies, call Sendout Dept at (206) 987-2563.

Processing Instructions

Reject due to: na

Spin:  N

Aliquot:  N

Temp: RT

Note:  Notify Histology immediately when specimen arrives in Lab.  Contact on-call pathologist if Histology is unavailable.


Off-site collection:  Specific handling instructions may be obtained from Histology at (206) 987-2580. 


Specimen Type Temperature Time
Tissue Room temp 10 min (fresh)
  Refrigerated 30 min (fresh)
  Frozen N



STAT Performed TAT
N M-F 8 a.m. - 5 p.m. 1 day


Performing Laboratory

Seattle Children's Laboratory  


Department:  Histology

Phone Number: (206) 987-2580; for results inquiries call (206) 987-2103.




Method:  Routine formalin fixation with paraffin embedding and standard sectioning.

Analytical Volume:  n/a

CPT Codes

CPT codes will vary depending on tests performed.  Call Client Services for more information (206) 987-2617.


Surgical pathology requisition required.