Tumor
A tumor was an abnormal proliferation of s in living tissue or organs.

In 2151, Doctor Phlox found interstitial tumors in Nadet's system as a result of lung cancer. He recommended a series of cytolytic injections for her as the malignancy had spread into her lymphatic system. ()

Under certain conditions, people were known to alter their blood pressure, lower their body temperature, and manifest tumors as a result of psychological stimuli. ()

Due to the tests and experiments by the , Harry Kim and B'Elanna Torres suffered from tumorous growths on their body. ()

Cancer could be found in the form of a tumorous growth. Ptera, a Vhnori, had a cancerous tumor on her brain stem in 2371 until it was removed by The Doctor on the . ()

A female crewmember aboard the Voyager suffered from tumor growths as a result of the hidden Srivani experiments. ()

External link 
 
 Medical conditions