Obesity is a chronic, progressive and relapsing disease, characterized by the presence of abnormal or excess adiposity that impairs health and social well-being. Screening for obesity should be performed regularly by mea­suring body mass index (BMI) and waist circumference. The clinical assessment of ob...

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Criteria for selection of appropriate candidates for bar­iatric surgery have been established to minimize surgical complications and to maximize the benefit of these important and limited procedures. The preoperative workup should evaluate a patient’s medical, nutritional, mental and functional health...

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