Rectal bleeding and blood in stool

Overview

Blood on toilet paper, streaks on stool and darker blood mixed through it are different descriptions that help an assessment. There are several possible causes. A small amount can have a minor explanation, but bleeding should not be labelled piles without considering the history.

Tell the doctor whether it happened once or repeatedly and whether bowel habits, appetite or weight have changed. You do not need to judge the amount precisely to ask for advice. Heavy bleeding or bleeding that will not stop needs immediate care.

By telephone

A telephone conversation may help establish urgency and identify the appropriate examination or investigation. Discuss pain, constipation, diarrhoea, mucus and any prior diagnosis. Mention medicines that affect bleeding and previous bowel tests.

If a test has already been recommended, a call can help clarify its purpose and the next step. Explain any concern about an examination, privacy or preparation so that it can be addressed. Understanding the process can make it easier to seek the assessment you need.

What cannot be done remotely

A phone call cannot examine the anus or rectum or determine where blood is coming from. Stool tests, blood tests or specialist investigations may be needed. The absence of pain does not establish that bleeding is harmless.

Food and some supplements can alter stool colour, but uncertainty should be discussed rather than resolved by assumption. An old diagnosis does not explain every new episode. Do not stop prescribed treatment that affects bleeding without advice from a clinician.

What to prepare

• Describe colour, recurrence and where you notice the blood.
• Mention pain, altered bowel habit, tiredness or unintentional weight loss.
• List medicines, supplements and previous bowel diagnoses.
• Have earlier test reports or follow-up instructions available if relevant.

Sources

• NHS: rectal bleeding
• NHS: rectal examination
• NHS: inflammatory bowel disease
• NHS: iron deficiency anaemia