Professional Pathology Group with laboratory ownership. Services Greater St. Louis area. Provides pathology services to major ... ity of outpatient surgery centers in the area as well as for Des Peres, Forest Park and St. Alexis hospitals in St. Louis. We also cover Hillsboro Area Hospital in Hillsboro, Illinois and Boyd Memorial Hospital in Carrolton, Illinois. Subspecialty services include dermatopathology, breast pathology, cytopathology, immunopathology, immunohematology and immunocytometrics. We also provide microbiology and mycology services to our clients. read more