'Tree Man' Has Surgery: What Causes This Rare Condition?

A 27-year-old man in Bangladesh known as the "tree man" recently underwent surgery to remove the extensive, wood-like warts that covered his hands and feet. Over the past year, the man, Abul Bajandar, has undergone 16 surgeries to remove 11 lbs. (5 kilograms) of the unusual growths from his hands and feet, according toAgence France-Presse (AFP). Prior to the surgery, the growths were so extensive that Bajandar could not feed himself or hold his daughter.