SCOTT KINKADE, M.D., M.S.P.H.

Most cases of low back pain have no serious underlying pathology and can be managed with reassurance, pain medications, and advice to stay active. Selected patients with "red flag" findings need a more thorough evaluation and may require urgent referral to a surgeon.

ELLEN SAKORNBUT, M.D., LAWRENCE LEEMAN, M.D., M.P.H., and PATRICIA FONTAINE, M.D., M.S.

Potentially serious causes of late pregnancy bleeding include placenta previa, placental abruption, and vasa previa. Management involves rapid assessment of maternal and fetal status, fluid resuscitation, replacement of blood products if necessary, and an appropriately timed delivery.

GEORGE F. SMITH, M.D., and TIMOTHY TOONEN, M.D.

Continued involvement by a family physician is often a welcome and comforting addition to the care of a patient with cancer. Family physicians can have a role in treatment decisions, psychological support, treating intercurrent disease, preventive care, and recognizing and managing complications of cancer therapies.

JENNIFER H. MIERES, M.D., AMGAD N. MAKARYUS, M.D., RITA F. REDBERG, M.D., M.SC., and LESLEE J. SHAW, PH.D.

Noninvasive cardiac imaging tests play an important role in diagnosing and treating patients with coronary artery disease, myocardial infarction, and acute coronary syndromes. Establishing the diagnosis, extent, and severity of coronary artery disease, as well as the potential risks of cardiovascular events, are crucial steps in improving outcomes.

Editorial: "Is There Benefit to Coronary Calcium Screening?," p. 1155