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Bleeding from the bottom (rectal bleeding)

A small amount of one-off bleeding from the bottom is not usually a serious problem. But a GP can check.

Check if you're bleeding from the bottom

You might be bleeding from the bottom if you have:

A small amount of one-off bleeding can often go away on its own without needing treatment.

Non-urgent advice: See a GP if:

  • your child has blood in their poo
  • you have had blood in your poo for 3 weeks
  • your poo has been softer, thinner or longer than normal for 3 weeks
  • you're in a lot of pain around the bottom
  • you have a pain or lump in your tummy
  • you have been more tired than usual
  • you have lost weight for no reason

Non-urgent advice: Get advice from 111 now if:

  • your poo is black or dark red
  • you have bloody diarrhoea for no obvious reason

111 will tell you what to do. They can arrange a phone call from a nurse or doctor if you need one.

Go to 111.nhs.uk or call 111.

Other ways to get help

Get an urgent GP appointment

A GP may be able to treat you.

Ask your GP practice for an urgent appointment.

Non-urgent advice: Go to A&E or call 999 if:

  • you're bleeding non-stop
  • there's a lot of blood – for example, the toilet water turns red or you see large blood clots

What happens at your GP appointment

The GP will check what's causing your symptoms.

They might:

Important

Bleeding from the bottom is sometimes a sign of bowel cancer.

This is easier to treat if it's found early, so it's important to get it checked.

Common causes of bleeding from the bottom

If you have other symptoms, this might give you an idea of the cause.

Do not self-diagnose – see your GP if you're worried.

Bright red blood on toilet paper, streaks on poo, pink toilet water
Blood in poo or blood with slime

Poo can look like it's mixed with blood if you have eaten a lot of red or purple foods like tomatoes and beetroot.

But it's sometimes a sign of something else. A GP can check if you're worried.

Very dark or black blood or poo

Poo can look very dark or black if you:

  • take iron tablets
  • eat a lot of dark foods like licorice and blueberries

But it's sometimes a sign of something else. A GP can do a test to check this if you're worried.