Clinical cases: brain - white matter disease and infection, Fred Carolan and Val M. Runge; brain - vascular disease, Bert R. Carollo and Val M. Runge; brain - neoplastic disease, Ann Price; brain - congenital, Gene Heard et al; spine A, Ann Price; spine B, Kevin L. Nelson; neck, oropharynx, and nasopharynx, Bruce L. Dean; thorax and heart, Daniel J. Brodoff and Roderic I. Pettigrew; abdomen, Val M. Runge and Gene Heard; pelvis, Gene Heard and Eugenio O. Gerscovich; musculoskeletal systems, Clifford R. Wolf; clinical physics, John E. Kirsch; scan protocols, Val M. Runge.