Nothing
90% of colon and rectal cancers arise from polyps that are initially benign
Rectal examinations are used in routine checkups for both men and women as a form of preventative care. However, if one is experiencing rectal bleeding, enlarged prostate, issues with female reproductive organs, or internal hemorrhoids a rectal examination is often performed to help narrow down possible causes.
Its used in your rectal cavity
Examinations were used as early as 1884 to test the qualifications of accountants and to issue certificates of proficiency upon passage of the examination.
Rectal Abdominis
rectal thermometer
Sims'
They used to get trans-vaginal ultrasounds. Never heard of trans-rectal ultrasound, but why not? Doctors are very inventive.
Rectal thermometers may be used on adults safely at any time for any reason.
rectal sparing
DRE is used as a screening tool to locate rectal cancer and prostate cancer