Aids patients have an increased incidence of rectal carcinoma. There are three different ideologies you have to deal with. Each one of these plays a role. Well, have safe sex in moderation. The next best thing is screening for cancer.
Early detection has the best survival.
They come in with a bigger knowledge database. When I was a college student, DNA was first noted so it was a big deal. Now everybody knows about DNA so the database is huge, and the computer makes the information more accessible. Medical students start out knowing a lot more than students a generation ago. Over the years, cancer education has changed.