STEPHANIE C. BRUNDAGE, M.D., M.P.H., and A. NICOLE FITZPATRICK, M.P.H.

Older persons usually develop a symptomatic infection with abrupt onset, fever, and jaundice lasting two months, whereas infection in children usually is asymptomatic. New guidelines call for routine immunization of all children at one year of age. Vaccination for older children and adults should be included in routine preventive care for at-risk persons and for those with chronic liver disease.

Patient information: "Hepatitis A: What You Should Know," p. 2169

Editorial: "Breaking the Chain: Universal Childhood Hepatitis A Virus Vaccination," p. 2127

CHRISTOPHER D. PRATER, M.D., and ROBERT G. ZYLSTRA, ED.D., L.C.S.W.

Successful medical care of persons with mental retardation should involve continuity of care, routine periodic health screening, and an understanding of the unique medical and behavioral disorders that often occur in this population. Some commonly overlooked health concerns that should be addressed include sexuality, sexually transmitted diseases, and end-of-life decisions.

Patient information: "Mental Retardation: What Caregivers Need to Know," p. 2184

JOHN C. LAYKE, D.O., and PETER P. LOPEZ, M.D.

Despite improvements in the detection of premalignant pathology, newer preventive strategies, and the development of more effective combination therapies, the overall incidence of esophageal cancer is rising. The role of the family physician is paramount in the early diagnosis, referral, and treatment of esophageal carcinoma.

SHOBHA S. RAO, M.D., and MANJULA CHERUKURI, M.D.

Although surgical management of hip fracture is usually indicated within 24 to 48 hours after hospitalization, family physicians play a key role in assisting patients during treatment, recovery, and rehabilitation. Physicians also can help patients prevent future fractures by implementing interventions for avoiding falls and osteoporosis.

Patient information: "Recovering from a Hip Fracture: What You Should Know," p. 2201