Medical Renal Biopsy - Saskatoon
Discipline
Anatomic Pathology
Overview
Alias
- Kidney biopsy
Specimen Information
Specimen collection container
- Leak-proof specimen container
Collection procedure
Location and Type | Procedure |
RUH (for adult biopsies) |
|
SPH (for adult biopsies)
RUH (for pediatrics bedside assessment) |
|
Transport and stability
- Transport on ice
Location:
Deliver as follows
RUH – 8:00 a.m. to 3:30 p.m. |
|
RUH - specimens retrieved outside of 8:00 a.m. to 3:30 p.m. |
|
SPH - (if bedside assessment not used, then follow collection method for RUH) |
|
SCH |
|
Rejection criteria
- Unlabeled or mislabeled specimens (all efforts will be made to identify the specimen prior to discard)
- Specimen Acceptance and Rejection Criteria
Testing Information
Relevant clinical history
- Urinalysis results (i.e., presence and quantity of protein; blood; amount and type of casts)
- Renal function test (BUN and creatinine) and time frame of changes
- Results of serology
- Radiographic findings (symmetry, obstruction, etc.)
- For transplants: Duration of transplant, pre-transplant diagnosis, donor information (living, deceased, related, etc.), polyoma serology (if done), history of prior transplants, relevant interventions (i.e., changes in immunosuppressive therapy), reasons for biopsy, serum levels of immunosuppressive therapy
Relevant recent medication history
- Analgesics
- Penicillamine
- Hydralazine
- Chemotherapeutic agents
- Antihypertensives
- ACE inhibitors
- Angiotensin receptor blockers
Performance
Days/times performed
Availability |
|
Testing site |
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Specimen retention time
- Specimen which has been submitted for paraffin processing will be maintained as per CPSS Retention Guidelines (i.e., specimens from patients 0-17 years retained for 50 years; specimens from patients 18 years and older retained for 20 years)
- Formalin fixed unprocessed tissue retained for 8 weeks following sign-out by a pathologist.
- Frozen tissue will be kept for 25 years
Other information
-
Forms required - Surgical Pathology Requisition Form #4030
Last Updated: September 15, 2025