Nearly 300 overpadded pages on postraumatic stress disorder, a psychological disturbance that surfaces from days to years after a dire experience. It can, variously, take the form of anxiety, panic attacks, nightmares, phobias, obsessions, depression, etc. Psychiatrist Slaby (medical director, Fair Oaks Hospital, Summit, N.J.) devotes 75% of his text to elaborating on these symptoms and on the 41 ""pressure points"" that can trigger them. The first is the Vietnam War, the last ""work conditions."" His ""crisis intervention"" therapy involves various medications (mild tranquilizers, antiadrenal blockers, etc.), plus an eclectic blend of psychologically oriented therapies that aim to uncover the causative trauma and promote reexperience and exorcism of it. For a single patient, Slaby may employ psychotherapy, behavior modification, self-hypnosis/relaxation, assertiveness training, group therapy, family counseling, etc. His strategies for stress sell-management include ""supportive friends,"" mental visioning, relaxation techniques, exercise, etc. Slim pickings.