Urinary drainage
Nephrostomy
Updated: 3 October 2026
My pathway: before, during, after
01Indications
Drain an obstructed kidney, especially urgently when infection is present.
02Preparation
Imaging, clotting assessment and infection treatment are arranged according to urgency.
03What happens
A catheter passes through the skin into the kidney collecting system under imaging guidance and appropriate anaesthesia.
04Follow-up
Follow advice about the bag, fixation and output. Report fever, displacement or stopped drainage.
05Expected results
Relieves pressure while the underlying cause is addressed.
06Risks and limitations
Bleeding, infection, displacement or blockage can occur. Do not manipulate or flush without team instructions.
Questions for your consultation
- Why this procedure rather than another option?
- What benefit should I expect in my case?
- When can I resume activities and whom should I contact if problems occur?
Medical references
These guides describe treatment options without implying that every technique is offered at the practice. Indications, anaesthesia and recovery are individualised.
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