NY Med Season 2 Episode 4 Nurse Diana Costine's Medical Mystery ( Air Date 2014-07-17 ) Genre Documentary category. Overview "A nurse becomes a patient after inexplicably losing consciousness; a man who's about to be married gets alarming news from a cardiac surgeon; a trauma surgeon treats a man who was beaten with a hammer; a neurosurgeon tells a homeless man he needs surgery to repair damaged vertebrae in his neck".