The Pediatric Pathology Associates of Columbus (PPAC), Inc. is a wholly owned subsidiary corporation of Nationwide Children's Hospital providing the professional medical and scientific staff to the Department of Laboratory Medicine at Nationwide Children's Hospital for anatomic pathology, cytogenetic, and clinical pathology services. The corporation consists of the MD pathologists and Ph.D. laboratory scientists providing sole and dedicated clinical lab service, teaching, and research support to Children's Hospital medical and support staff on all aspects of laboratory diagnostics for inpatients and outpatients. PPAC incorporated on July 1, 1998. You are encouraged to contact the members for all questions regarding laboratory diagnostic testing and interpretation.   For further information please contact Frank Combs at 614-722-2225.