From NBCNEWS:
“We were amazed when we found this new type of disease — tapeworms growing inside a person essentially getting cancer that spreads to the person, causing tumors,” said Dr. Atis Muehlenbachs, a pathologist at the Centers for Disease Control and Prevention who helped figure out what happened.
“In January 2013, a 41-year-old man in Medellín, Colombia, presented with fatigue, fever, cough, and weight loss of several months’ duration. He had received a diagnosis of HIV infection in 2006,” Muehlenbachs and colleagues reported in the New England Journal of Medicine.
A Tapeworm With Cancer Gave Its Tumors to Someone