The article says colorectal cancer in teens is often an aggressive form of the disease.

It says the illness in adolescents is not the same disease adults typically get.

Cases are rising among kids and teens, according to the coverage it cites.

Teens often reach care at a later stage because diagnosis is delayed, the piece says.

Four warning signs it lists are persistent abdominal pain and unexplained weight loss.

The other two are rectal bleeding and ongoing changes in bowel habits.

The article says treatment often needs intensive care at pediatric cancer centers.

It says researchers are still studying genetic and environmental factors, without giving a rate.

Read the full article on colorectal cancer signs in teens.