NUT carcinoma is a rare cancer that starts in the lungs or sinuses. Less than 200 cases are diagnosed in the U.S. each year. But it might not be as rare as we think.

“The only way to differentiate NUT carcinoma from lung cancer or sinus cancer is to test for it,” says Ehab Hanna, M.D., a head and neck cancer surgeon who treats NUT carcinoma. “It’s likely we’re missing some cases of it.”

That’s why Hanna has become dedicated...