Williams 2008

Endocrine Society CPG 2010

Mechanick 2008

Pre-operative nutritional screening

Albumin, calcium, magnesium, phosphorus, ALP, folate, Vit B12, TSH, Vit D and PTH

FBC, LFT, glucose, creatinine, electrolytes, iron, B12, folate, calcium, PTH, Vit D, albumin, zinc, B1

Screen for co-morbidities for example calcium, Vit D, PTH,

Pre-operative investigation and evaluation

DEXA

DEXA

Screen for co-morbidities for example DEXA

Pre-operative calcium and vitamin D supplementation

Prophylactive multivitamins and minerals (pharmacological doses if deficient)

--

Treat co-morbidities as identified prior to surgery

Post-operative nutritional screening and management

As above at 4 weeks, then 3, 6 and 12 months then annually

Vitamin D, calcium, phosphorus, PTH and ALP every 6 months for two years then annually

Regular screening in the first 12 months and then annually. If the patient has co-morbidities regular screening for 24 months, then annual

Post-operative investigation and evaluation

DEXA as recommended by examination and patients risk factors

DEXA performed yearly until stable

Investigations to be guided by examination and risk factors; for example in metabolic bone disease, DEXA at three sites and two year follow up

Post-operative calcium and vitamin D supplementation

IV multivitamins until able to take oral.
1800mg calcium with 800-1000IU vitamin D

Vitamin D deficiency to be treated with ergocalciferol 50000IU one to three times a week or if severe up to three times daily

1200-2000mg calcium with 400-800IU vitamin D daily
(May need to as high as 50000-150000IU daily)

Table 1: Summary of recommendations.