Kathryn Grace (Sissy) Mauro Blasko;45;of 422 Fallowfield Ave.;Charleroi;died Monday;Dec.2;1996;in her home. She was born April 23;1951;in Pittsburgh;a daughter of Patsy J.Mauro of North Charleroi and the late Rita Traynor Mauro;who died Feb.6;1995. She had resided in the Mon Valley since 1984. She was a member of St.Sebastian Roman Catholic Church;Belle Vernon;and the national Society of Diagnostic Sonographers. Survivors;in addition to her father;include her husband;Allan J.Blasko;two brothers;John Kennedy Mauro and Michael A.Mauro;both of Coatesville;one sister;Jill A.Mauro of Florida. In addition to her mother;she was preceded in death by one daughter;Adrianna Adie Ogden in 1991;and one brother;Patsy Mauro in 1978. There will be no public visitation. A prayer service will be held Friday at 9:30 a.m. in the Leonard J.Parzynski Funeral Home;626 Broad Ave.;Belle Vernon;followed by a funeral Mass at 10 a.m. in St.Sebastian Roman Catholic Church;Belle Vernon;with the Rev.E.George Saletrik;parochial vicar;as celebrant. Burial will be in Belle Vernon Cemetery. The Leonard J.Parzynski Funeral Home is in charge of the arrangements.