Do you routinely check vitamin K levels in post-bariatric surgery patients?

There seems to be little guidance on vitamin replacement in these patients. Vitamin K level < 50 yet PT/INR is normal. Is the vitamin K assay useful or generally not recommended?

Answer from: at Community Practice

Vitamin K levels are not checked routinely in post-bariatric surgery patients. Deficiency of this vitamin is very uncommon in patients who have undergone a sleeve gastrectomy and even with Roux-en-Y gastric bypass. There is more potential for deficiency in patients who have had biliopancreatic diver...

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at Loma Vista Endocrinology Inc
That is so helpful, Dr. @Siegel. Thank you.

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Do you routinely check vitamin K levels in post-bariatric surgery patients?

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