Handbook of Osteoporosis

Handbook of Osteoporosis provides a concise but highly illustrated and essential resource for clinicians in the management of postmenopausal osteoporosis. Opening with overviews of epidemiology, clinical features and pathophysiology, the book then discuss

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Handbook of Osteoporosis David M Reid Professor of Rheumatology Head, Division of Applied Medicine University of Aberdeen Medical School Aberdeen, UK

Published by Springer Healthcare Ltd, 236 Gray’s Inn Road, London, WC1X 8HB, UK. www.springerhealthcare.com ©2011 Springer Healthcare, a part of Springer Science+Business Media. All rights reserved. No part of this publication may be reproduced, stored in a retrieval system or transmitted in any form or by any means electronic, mechanical, photocopying, recording or otherwise without the prior written permission of the copyright holder. British Library Cataloguing-in-Publication Data. A catalogue record for this book is available from the British Library. ISBN 978-1-907673-07-8 Although every effort has been made to ensure that drug doses and other information are presented accurately in this publication, the ultimate responsibility rests with the prescribing physician. Neither the publisher nor the authors can be held responsible for errors or for any consequences arising from the use of the information contained herein. Any product mentioned in this publication should be used in accordance with the prescribing information prepared by the manufacturers. No claims or endorsements are made for any drug or compound at present under clinical investigation. Commissioning editor: Dinah Alam Project editor: Alison Whitehouse Designer: Joe Harvey Artworker: Sissan Mollerfors Production: Marina Maher Printed in xxx by xxx

Contents Author biographies

1

Introduction

1

Epidemiology of osteoporosis

1

Prevalence of osteoporosis in postmenopausal women?

2

Risk factors for postmenopausal osteopaenia and osteoporosis

2

Clinical features of osteoporosis Quality-of-life issues in women with postmenopausal osteoporosis

2

3

4

5

vii

Pathophysiology

4 10

13

Normal bone remodelling cycle

13

Inhibitors and stimulators of bone remodelling

16

Age-related changes in bone mineral density

16

Role of oestrogen in bone remodelling

19

Prevention

23

Population strategies

23

Targeted approaches

27

Investigation and diagnosis

33

Definition and diagnostic criteria

33

Assessment of osteoporosis

35

The gold standard for diagnosis

45

Fracture risk assessment

49

BMD and fracture risk

49

Limitations of BMD

52

Biochemical markers of bone turnover

52

Biochemical markers and fracture risk

53

Biochemical markers and treatment response

56

WHO fracture Risk Assessment Tool (FRAX)

57

6

7

Non-pharmacological and adjunctive management

61

Non-pharmacological approaches to postmenopausal osteoporosis

61

Goals of intervention

61

Diet and nutrition

62

Exercise

70

Smoking cessation

72

Alcohol consumption

72

Prevention of and protection against falls

72

Pharmacological treatment Bisphosphonates

78

Oestrogen

93

Calcitonin Calcium plus vitamin D

8

77

99 101

Parathyroid hormone derivatives

102

Strontium ranelate

105

Denosumab

107

Guidelines for treatment of postmenopausal osteoporosis

110

Current thinking about combination therapy