Having a Catheter or Incontinence — Does Not Stop Your PET-CT Scan
Many people with a urinary catheter or incontinence assume a PET-CT scan is not possible for them. In most cases it is — and a catheter can actually make the pelvic part of the scan easier to read.
Medically reviewed by Dr. Bharati Devi Gorantla, Medical Oncologist, MBBS · MD · DM (Adyar, Chennai) · ECMO · MRCP SCE (UK) · Last reviewed September 2026
- The scan is almost always possible — A catheter or incontinence rarely prevents a PET-CT. The team manages it as a routine part of preparation.
- Tell the centre before you arrive — A brief call at booking means staff are ready for you and can set aside extra time if needed.
- A catheter can help pelvic imaging — A continuously drained bladder produces less tracer pooling in the pelvis, which can give the radiologist clearer images.
- Privacy is protected throughout — Preparation happens in a private room. The team handles continence needs without you having to explain yourself.
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A urinary catheter or incontinence does not stop you having a PET-CT scan. The radioactive tracer used is excreted through the bladder, so the team will manage this as part of preparation. Tell the imaging centre before your appointment so they can plan for it.
PET-CT at CION starts from Rs 10,499 — among the lowest published prices in Hyderabad, with no hidden charges. Indicative price, as of September 2026.
How does a catheter or incontinence affect a PET-CT scan?
| Urinary catheter | Incontinence, no catheter | |
|---|---|---|
| Effect on bladder imaging | Catheter keeps the bladder drained, reducing tracer pooling in the pelvis — this can improve image clarity | Tracer collects in the bladder normally; the team may ask you to void before the scan |
| Effect on scan accuracy | No negative effect; a drained bladder often helps pelvic views | Rarely affected; voiding before the scan is usually enough |
| Preparation | Arrive with catheter in place and bag recently emptied; team positions the bag before you enter the scanner | Standard preparation; tell the team in advance so they can arrange pads if needed |
| What to tell the centre | Tell them you have an indwelling catheter and its type | Tell them; mention the protection you use |
| Extra time needed? | Not usually | Not usually |
What to do before your PET-CT appointment
- Tell the imaging centre when booking that you have a catheter or manage incontinence.
- Fast for the number of hours the centre specifies — confirm this when you call to book.
- Arrive with your catheter in place and the bag emptied shortly before you leave home.
- Bring spare continence pads or a change of clothing if that is your usual practice.
- Bring a list of your current medications, including diabetes medicines, as these affect how the tracer is absorbed.
- Wear comfortable clothing without metal fastenings near the area being scanned.
- Tell your oncologist or the centre if there is any chance you are pregnant — PET-CT uses a radioactive tracer and is not done in pregnancy.
PET-CT Scan Centres in Hyderabad
CION offers PET-CT scans through 4 trusted partner PET-CT centres across Hyderabad, so you can choose the one closest to you. Call 18002028726 and we’ll guide you to the earliest available appointment.
PET-CT Centre — Punjagutta
PET-CT Centre — Himayatnagar
PET-CT Centre — Narayanaguda
These are partner diagnostic centres within the CION network. Toll-free booking: 18002028726.
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Is the scan private and dignified?
Preparation for PET-CT is done in a private room. The tracer is given by injection there, and you rest quietly while it distributes — usually for about an hour. You are not in a shared area during this time.
If you use pads, the team can work around them for most of the preparation. You will be asked to remove them shortly before the scan itself, and a replacement will be ready for you afterwards.
Continence needs are a normal part of managing patients for imaging. Staff are experienced with this. You do not need to explain yourself or feel embarrassed asking for help.
Did you know?
A bladder full of radioactive tracer can obscure nearby pelvic structures on PET-CT, making it harder for the radiologist to see exactly what they need.
An indwelling catheter, by keeping the bladder continuously drained, often produces cleaner pelvic images than a standard scan would.
Source: EANM/SNMMI procedure guidelines for FDG PET/CT imaging
More questions about your situation
Will the radiographer need to touch or adjust my catheter?
They will position the catheter bag so it stays outside the scanner and does not appear as an artefact in the images. They will not remove or change the catheter itself. If the bag needs repositioning during the scan, you will be told beforehand. Mention any recent catheter problems or blockages when you book.
Can I have a PET-CT with a suprapubic catheter?
Yes, in most cases. A suprapubic catheter sits lower on the abdomen, which the team needs to know about when planning how to position you. The catheter does not prevent the scan. Tell the booking team its type and position — they will confirm whether any additional steps are needed at your centre.
What if I have an accident during the scan?
The team is prepared for this. The scanner table is covered and easy to manage, and extra pads or linen are available. An accident will not damage the equipment or invalidate images already taken. Alert the radiographer through the intercom if you need support — the scan can be paused.
Are there situations where a PET-CT cannot go ahead?
Your catheter or incontinence is rarely the reason. Reasons a scan may need to be postponed include an active catheter site infection, blood sugar that is too high on the day, or pregnancy. If your catheter site has an active infection, tell your oncologist before the appointment so they can decide the right timing.
Will other patients see me during preparation?
Preparation happens in a private room and you are not moved through public areas while waiting for the tracer to distribute. When you are escorted to and from the scanner, the team will ensure you are covered and not exposed unnecessarily. If you have specific privacy concerns, raise them when you book.
Who decides whether I can have the scan?
Your referring oncologist confirms the scan is needed, and the imaging centre confirms they can manage your needs on the day. This page cannot tell you whether you personally are suitable — that decision belongs to your treating team. If you are unsure, call the centre before your appointment and describe your situation.
A whole-body PET-CT at CION is Rs 10,499 — among the lowest published prices in Hyderabad — with a free Rs 950 oncologist consultation to talk through your report. Indicative price, as of September 2026.
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Talk to an oncologist about your scan
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Frequently asked questions
Can I have a PET-CT scan if I have a urinary catheter?
Yes, in most cases. A catheter does not prevent a PET-CT scan. The team positions the bag outside the scanner and manages everything from there. Tell the imaging centre when you book so they can plan. If your catheter site has an active infection, speak to your oncologist before the appointment about timing.
Does incontinence affect a PET-CT scan result?
Incontinence does not usually affect PET-CT accuracy. The team may ask you to void before the scan to reduce tracer pooling in the bladder, which makes pelvic structures easier to see. Telling the centre beforehand means they are ready with pads or other support without you needing to ask on the day.
How should I prepare for a PET-CT if I have incontinence?
Prepare as you normally would — fast for the hours the centre specifies, stay hydrated with water as advised, and take your regular medications unless told otherwise. The extra steps are simple: tell the centre when booking, bring your usual continence supplies, and wear comfortable clothing. There is no special diet or additional restriction because of incontinence.
Will I need to remove my catheter for the scan?
No. You arrive with the catheter in place and it stays throughout the procedure. The team positions the bag so it does not enter the scanner. Nothing is done to the catheter itself. If you usually manage catheter care yourself and the visit will take several hours, mention this when booking so the team can support you.
Can I have a PET-CT if I am pregnant?
PET-CT is not done in pregnancy. It uses a radioactive tracer and ionising radiation, both of which carry risk for a developing baby. If there is any possibility you are pregnant, tell your oncologist and the imaging centre before the appointment. In exceptional circumstances the treating team may decide a scan is necessary — that decision belongs to your doctors, not to the imaging centre alone.
What should I tell the imaging centre when I call to book?
Tell them you have a catheter or manage incontinence, the type of catheter if relevant, and whether there are any current catheter site problems. If there is any chance you are pregnant, say so. If you have diabetes, mention your blood sugar control. This lets the team plan your appointment so you are not explaining yourself for the first time on the day.