[Nutritionnal complications and patients follow-up after bariatric surgery].

NUTRITIONNAL COMPLICATIONS AND PATIENTS FOLLOW-UP AFTER BARIATRIC SURGERYBariatric surgery is the most consistently effective method for sustained weight reduction and can result in a substantial improvement in overall survival in patients with severe obesity. Complex mechanisms underlying metabolic benefits could also drive preventable, but potentially life-threatening, long-term nutritional complications. Consequently, physicians should be familiar with the lifelong monitoring of patients after bariatric surgery and the potential long-term complications in this paradoxical situation where the long-awaited weight loss can lead to severe nutritional complications.