The Colorado plastic surgeon charged in the death of a teenage patient after a failed breast augmentation surgery was acquitted of negligent homicide but convicted on lesser charges on Wednesday. Background: Emmalyn Nguyen, then 18, visited Dr. Geoffrey Kim’s clinic in Greenwood Village on Aug. 1, 2019, for breast augmentation. After receiving anesthesia, she suffered two cardiac arrests, fell into a coma and died in October 2020 at the age of 19.