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Lab Dept:
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Anatomic Pathology
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Test Name:
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KIDNEY BIOPSY, ROUTINE SURGICAL PATHOLOGY
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General Information
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Lab Order Codes:
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Orders are communicated via the Surgical Pathology request form
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Synonyms:
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Renal Biopsy; Open Kidney Biopsy; Needle Biopsy of Kidney
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CPT Codes:
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88305 – Level IV, surgical pathology gross and microscopic examination (if appropriate)
88313 – Special stains, each (if appropriate)
88347 x4 – Immunofluorescent study, each antibody; indirect method (if appropriate)
88348 – Electron microscopy (if appropriate)
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Test Includes:
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Light microscopy. May also include a battery of histochemical stains and EM if pathologist deems necessary.
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Logistics
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Test Indications:
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Useful for evaluation of acute and/or chronic renal disease
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Lab Testing Sections:
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Anatomic Pathology
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Referred to:
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Referrals will be designated by the pathologists handling the case.
Electon Microscopy (EM): Hennepin County Medical Center
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Phone Numbers:
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MIN Lab: 612-813-5875
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STP Lab: 651-220-6561
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Test Availability:
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Monday – Friday
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Turnaround Time:
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1 - 7 days
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Special Instructions:
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Specimen must arrive within 4 hours of collection. Call Histology department 24 hours prior to collection for complete instructions, supplies, and to notify them for preparation of receipt of kidney biopsy.
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Specimen
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Specimen Type:
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Tissue
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Container:
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Saline moistened gauze or B5/Glutarahldhyde fixatives
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Draw Volume:
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Entire specimen collected (to include three separate pieces of kidney)
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Processed Volume:
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Same as Draw Volume
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Collection:
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Submit sterile, fresh kidney tissue with no added fixative. Place specimen in a saline moistened gauze. Never allow specimen to dry out. Maintain sterility and forward promptly at ambient temperature only. The nephrologist may pick up fixatives (B-5 or glutaraldehyde) and place specimen in appropriate fixatives. The nephrologist will prepare specimen for immunofluorescence (IF).
EM: Place kidney tissue in EM fixative (glutaraldehyde).
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Special Processing:
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See Collection
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Patient Preparation:
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Physician preference
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Sample Rejection:
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Improperly collected specimen; unlabeled or mislabeled specimen
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Interpretive
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Reference Range:
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Interpretive pathology report
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Methodology:
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Electron Microscopy
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References:
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Rosai, Juan MD, Ackerman’s Surgical Pathology, 8th ed, vols 1 and 2, CV Mosby
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Sternberg, Steven (1997) Histology for Pathologists, 2nd ed, Lippincott/Raven
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www.va.gov/index.htm
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Hennepin County Medical Center Laboratory, 2005
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Updates:
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11/15/2005: Previously sent to Veteran’s Administration Medical Center Laboratory
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