Weight-loss surgeries may weaken bone health, suggests study

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Researchers from the Harvard Medical Faculty in Boston, Massachusetts claims that frequent weight-loss surgical procedures for adolescents with weight problems known as sleeve gastrectomy might result in dangerous results on bones.

In keeping with the examine, whereas youngsters might go for widespread weight-loss surgical procedures, they could know that the frequent side-effect of the identical might harm bone well being severely.

Lead investigator of the examine, Miriam A. Bredella, M.D., professor of radiology at Harvard Medical Faculty in Boston, Massachusetts, and vice-chair of the Division of Radiology at Massachusetts Basic Hospital in Boston stated, “Childhood weight problems is a significant public well being problem that has elevated over the past 10 years, sleeve gastrectomy is the most typical bariatric surgical procedure process carried out in kids and adults.”

In a sleeve gastrectomy, roughly 75% of the abdomen is eliminated to limit meals consumption and induce weight reduction. It ends in a sometimes spherical abdomen taking up the form of a tube or sleeve. The variety of sleeve gastrectomy procedures carried out on adolescents elevated 100-fold from 2005 to 2014.

“In adults, bariatric surgical procedure can have long-term results on bone, resulting in greater fracture danger, we needed to find out the consequences of sleeve gastrectomy carried out on adolescents in the course of the essential years when bone mass is being accrued,” Dr Bredella stated.

The examine examined 52 adolescents with average to extreme weight problems, 26 of whom underwent sleeve gastrectomy. The opposite 26 have been within the management group. The imply age was 17.5 years, and the imply physique mass index (BMI) was 45. BMI of 30 or above was thought of overweight. Thirty-eight of the examine members have been ladies.

Earlier than and 12 months after sleeve gastrectomy (or no surgical procedure), the sufferers underwent quantitative CT of the lumbar backbone, to quantify volumetric bone mineral density. Quantitative CT is taken into account a extremely correct method for detecting modifications in volumetric bone mineral density after excessive weight reduction.

Current research have proven that bone marrow fats responds to modifications in diet and should function a biomarker for bone high quality. Subsequently, sufferers underwent proton MR spectroscopy to quantify bone marrow fats of the lumbar backbone.

One 12 months following surgical procedure, the adolescents who underwent sleeve gastrectomy misplaced 34 (+/-13) kg, or 75 (+/-28) kilos, whereas there was no important change in weight within the management group. In comparison with the controls, sleeve gastrectomy sufferers had a big enhance in bone marrow fats and a lower in bone density within the lumbar backbone.

Dr Bella informed, “Adolescents who underwent sleeve gastrectomy had bone loss and a rise in bone marrow fats, regardless of the marked lack of physique fats, whereas weight-loss surgical procedure is profitable for weight reduction and bettering metabolic issues, it has detrimental results on bone.”

In keeping with the examine, the researchers concluded that the lack of bone density following sleeve gastrectomy was anticipated due to larger weight-bearing strengthens bones. Along with a lack of bone density, different results of weight-loss surgical procedure embrace disruption of hormones and vitamins necessary for bone well being.

Therefore the notice of bone well being was thought of as the primary goal to assist forestall bone loss in these sufferers and to make adolescents with weight problems. “Adolescence is the crucial time for bone mass accrual, and any course of that interferes with bone accrual throughout this time can have dire penalties later in life,” Dr Bella stated.

(This story has been printed from a wire company feed with out modifications to the textual content. Solely the headline has been modified.)

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