Obesity Medicine

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OAKLAND, Calif. ? Coffee may help protect the livers of heavy alcohol drinkers. In a cohort study of Kaiser Permanente members, drinking one to three cups of coffee a day was associated with a 40% decrease in the risk of alcoholic cirrhosis versus drinking less than one cup.

WASHINGTON ? Antidepressant medications appears to further increase the risk of developing type 2 diabetes in those with impaired glucose tolerance, researchers reported here.

ROCHESTER, Minn. ?Treating obese patients with chronic hepatitis C infection with a diet-and-exercise regimen could improve both their overall health and their response to antiviral therapies, researchers suggest.

A 22-year-old woman presents with fever and malaise of1 month’s duration. About 3 weeks earlier she went to theemergency department. Erythromycin was prescribed,and the patient was told to seek medical attention if hercondition did not improve. Since that time, her healthhas worsened, the fever has continued, and she has lostweight. She says she has had painful areas on her handsand feet but no rash.

ABSTRACT: The key features of polycystic ovary syndrome (PCOS) are menstrual bleeding disturbances caused by chronic oligoovulation or anovulation and clinical or biochemical hyperandrogenism. The finding of polycystic ovaries on ultrasonography alone has limited predictive value. Obesity often coexists with PCOS and can exacerbate metabolic disturbances, particularly insulin resistance, but it is not a diagnostic finding. Laboratory results can rule out other conditions in the differential, such as an androgen- producing neoplasm, hypothyroidism, and late-onset congenital adrenal hyperplasia.

The treatment of polycystic ovary syndrome (PCOS) is based on the patient's presenting symptoms and any significant abnormal findings. Symptoms can be managed with combined oral contraceptives (OCs), insulin-sensitizing agents, antiandrogens, and medications used to induce ovulation.

A long list of foodstuffs have been blamed for the nation's increasingly widespread weight and health problems. Now the spotlight has been turned not on what Americans eat--but on what they drink.

A 68-year-old man presented with diplopia, progressive dyspnea, leg swelling, weakness, night sweats, and a 9-kg (20-lb) weight loss. He had been healthy up until 2 weeks earlier, when the symptoms started. The patient's medical, social, and family history was noncontributory.

A 52-year-old man complains of right knee pain that hasbeen increasing steadily for several weeks. Two years earlierhe underwent a total arthroplasty of the same knee to treatsevere osteoarthritis secondary to a meniscal injury. He hasno history of recent trauma or increased activity.

Diabetes is epidemic! The numbersare truly alarming. In 1997, official datashowed that 16 million people in theUnited States had diabetes. Approximately1 million had type 1 disease,and 10.4 million had type 2 disease; theremainder had undiagnosed diabetes.1If these numbers are projected outagainst an annual increase in diseaseprevalence of about 3.5%, it means thatby the year 2028, 50 million people willhave diabetes. However, the actual rateis closer to 7% each year. As such, approximately100 million Americans-roughly 1 of every 4-will have diabetesby 2028.

Abstract: Exercise intolerance is common in persons with chronic obstructive pulmonary disease and can result from multiple physiologic factors, including dynamic hyperinflation, gas exchange abnormalities, and pulmonary hypertension. In the initial assessment, keep in mind that many patients underestimate the degree of their impairment. The 6-minute walk test is very useful in assessing the degree of exercise intolerance; when more extensive assessment is indicated, cardiopulmonary exercise testing (CPET) is the gold standard. CPET is particularly useful for defining the underlying physiology of exercise limitation and may reveal other causes of dyspnea, such as myocardial ischemia or pulmonary hypertension. Strategies for improving exercise tolerance range from the use of bronchodilators and supplemental oxygen to participation in a pulmonary rehabilitation program. (J Respir Dis. 2006;27(5):208-218)

Abstract: The management options for persons with obstructive sleep apnea-hypopnea syndrome (OSAHS) include lifestyle changes, continuous positive airway pressure (CPAP), oral appliances, and surgery. Lifestyle modifications work best in persons with mild OSAHS and may include weight loss and cultivation of good sleep habits, such as not sleeping supine. Before initiating CPAP therapy, polysomnography is recommended to determine the best airway pressure for the patient. Although the benefits of CPAP have been well documented, compliance remains an issue; some difficulties may be alleviated through patient/partner education and close follow-up. Oral appliances, which work by mechanically enlarging or stabilizing the upper airway, are preferred by some patients; however, they are less effective than CPAP at reducing the apnea-hypopnea index. Surgical interventions to alleviate upper airway obstruction can be used in select patients. (J Respir Dis. 2006;27(5):222-227)

An examination of the evidence on the cardioprotective benefits associated with various intensity levels, types, and amounts of physical activity, as well as tips on a beneficial yet realistic exercise program.