Archive puzzle
Doctordle #82
Blood in stool with changed bowel habits
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Case notes
Sourced case summary
Open the full case notes after playing. The text is also rendered in the page HTML so search engines can understand the archived puzzle.
Case summary
This archived Doctordle case was published on 2026-06-21. It presents "Blood in stool with changed bowel habits" as a Medium Oncology puzzle. The final answer is Colorectal Cancer.
Answer
Colorectal Cancer
Source
Topic pages verified on 2026-07-11
Information summarized from MedlinePlus.gov. MedlinePlus does not endorse Doctordle.
Six clues
Clue 1
A 61-year-old has blood in the stool.
Clue 2
Bowel habits have changed over several months.
Clue 3
Unexplained iron deficiency appears in this fictional case.
Clue 4
A colonoscopy is the investigation clue.
Clue 5
The condition begins in the colon or rectum.
Clue 6
The answer combines both anatomic sites.
Plain-language explanation
Colorectal cancer starts in the colon or rectum. Educational clues include blood in stool, bowel habit changes, iron deficiency, and colonoscopy context.
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