who is the cook county medical examiner
Cook County medical examiner resigns, citing stress of transforming office. Cook County Medical Examiner Dr. Stephen Cina. Cook County Medical Examiner Dr. Stephen Cina. Dr. Stephen Cina, chief medical examiner for Cook County, is resigning effective June 5, according to a statement from Cook County Board President Toni Preckwinkle. Dr. Ponni Arunkumar, deputy chief medical examiner, will serve as interim chief medical examiner.