Preface<br > Purpose<br > PROLOG， Personal Review of Learning in Obstetrics and Gynecology， is a voluntary， stricff<br > confidential self-evaluation program. PROLOG is designed to enab e physicians to assess thei<br > current knowledge and to review current concepts within the specialty. The content is carefull.<br > selected and presented in clinically oriented multiple-choice questkms. The questions arl<br > designed to stimulate and challenge physicians in areas of medical care that they confront i~<br > their practice or as consultant obstetrician-gynecologists.<br > PROLOG also provides the American Co ege of Obstetnclans and Gynecologists with<br > means of identifying the educational needs of the fellowship. Individual scores are reportec<br > only to the participant; however， cumulative perlormance data obtained for each PROLOG uni<br > help determine the direction for future educational programs offered by the College.<br > Continuing medical education credits may be earned by participation in the PROLOG self-<br > evaluation process. In addition， PROLOG serves as a valuable study tool， reference gtfide， and<br > means of attaining up-to-date knowledge in the specialty.<br > Process<br > PROLOG offers the nlost advanced knowledge available in five areas of the specialty--<br > obstetrics， gynecology， reproductive endocrinok)gy and infertility， gynecologic oncology and<br > surgery， and patient management in the office. A new PROLOG unit is produced annually，<br > addressing one of these subject areas. Obstetrics， Fourth Edition， is the first unit in the fourth<br > 5-year series of PROLOG.<br > Each unit of PROLOG represents the efforts of a special task fi)rce of subject experts under<br > the supervision of an editorial and advisory committee. PROLOG sets forth current inlbrma-<br > tion as viewed by recognized authorities in the field of women s health. This educational<br > resource does not define it standard of care， nor is it intended to dictate an exclusive course of<br > management. It presents recognized methods and techniques of clinical practice for consider-<br > ation by obstetrician-gynecologists tbr incorporation into their practices. Variations of prac-<br > tice taking into account the needs of the individual patient， resources， and limitations uniqne<br > to the institution or type of practice may be appropriate.<br > Each unit of PROLOG is presented as a two-part set， with performance inlormation arid<br > cognate-hour credit available to those who choose to send their answer sheets for confidential<br > scoring.<br > The first part of the PROLOG set is the Question Book， which contains educational ob-<br >jectives lor the unit， nluhiple-cho ce questions and a computer-scored answer sheet. Pm tici-<br > pants can work through tile book at the r own pace， choosing to use PROLOG its a closed- or<br >open-book assessment. Return of the answer sheet for scoring is encouraged， but is vohmtary.<br > Tile Critique Book completes tile PROLOG set. The Critique Book reviews the educational<br >objectives and questions set forth in the Question Book and contains a discussion， or critique，<br >of each question. Tile crititlue provides the rationale for correct and incorrect options. Current，<br >accessible reli~rences are listed lot each question. ACOG Fellows may request additional<br >literature sea "cites as well as inlbrm， on. bot t ACOG public.Rions by contacting the Resource<br >Center， Posl Office Box 96920， Washington， DC 20090-6920， telephoue (202) 863-2518.<br > Participants wilt> return their answer sheets fi)r credit will receive a Perfornlance Report<br >indicating thei，" answers and their percent correct score. A data package will be sent offering<br >participants a means of con>paring their scores with the scores of a sample group of other<br >participants. Ph ase allow I tttOlllh to proc~ ，~ ，~ ~ltt，~ >t ~ l" sheets，<br >