Rivers ' personal doctor who did the biopsy was not certified by the clinic , a source says . That procedure , intended to help diagnose her hoarse voice and sore throat , involved the insertion of a camera down her throat . The doctor took a selfie while Rivers was under anesthesia , a clinic staffer tells reporters . Biopsy was done without Rivers ' prior knowledge , the source says . Rivers died a week after suffering cardiac arrest at the Manhattan clinic .
Rivers ' personal doctor who did the biopsy was not certified by the clinic , a source says . The doctor took a selfie while Rivers was under anesthesia , a clinic staffer tells reporters . Biopsy was done without Rivers ' prior knowledge , the source says . Rivers died a week after suffering cardiac arrest at the Manhattan clinic .