骨粗鬆症の脊椎骨折後の骨折予防に対する抗骨粗鬆症薬の効果:体系的なレビューとメタ解析
HyungSub Jin1, HyungJu Jin2, Kyung-Soo Suk1
1Department of Orthopedic Surgery, Yonsei University College of Medicine, 50 Yonsei-Ro, Seodaemun-Gu, Seoul, 03722, Republic of Korea.
まとめ
骨粗鬆症薬は,二次性骨粗鬆性脊椎骨折 (OVF) を効果的に予防する. ビスフォスフォネート,テリパラチド,ロモゾズマブは,骨折率を低減し,骨のミネラル密度と痛みを改善する点で有意な効果を示しています.
科学分野:
- 整形外科
- 内分泌学
- 高齢者医療
背景:
- 骨粗鬆性脊椎骨折 (OVF) は死亡率を大幅に高め,生活の質を低下させます.
- OVF患者における二次骨折の予防は,健康リスクの増加と低骨密度 (BMD) との関連性のために極めて重要です.
- 現在の研究は主に骨折の第一予防に焦点を当てており,二次予防における抗骨粗鬆症薬の役割は十分に研究されていない.
研究 の 目的:
- 骨粗鬆症に対する薬の有効性を体系的に評価し,既存の骨粗鬆症の成人の患者における後続的脊椎骨折 (VF) を予防する.
- 二次骨折予防におけるビスフォスフォナート,テリパラチド,ロモゾズマブを含む様々な薬剤の有効性を比較する.
主な方法:
- PubMed,Cochrane Library,EMBASEのデータベースで体系的な文献検索が行われました.
- 試験はPRISMAのガイドラインに従って2人の審査員によって独立して選択され評価されました.
- 骨粗鬆症治療薬が骨折率およびその他の関連アウトカムに与える影響を調べるために,選択された33件の研究をメタアナリシスした.
主要な成果:
- ビスフォスフォネートは,1, 3年後のVFの発生率と最終的なフォローアップを大幅に低下させ,BMD,VAS,ODIのスコアを改善しました.
- テリパラチドは,対照群とビスホスフォネートと比較して,より低いVF率を示し,VASスコアを改善しました.
- ロモゾズマブは,脊椎増強手術を受けた患者の後のVF率を低下させる可能性を示し,ビタミンDはRMDQスコアを改善した.
結論:
- テリパラチドは,二次性OVF骨折の予防のための好ましい選択肢です.
- ロモゾズマブは有望な脊椎後増強を示していますが,証拠は限られています.
- アナボリック薬が禁忌または利用できない場合,ビスホスフォネートは有効な代替品です.
さらに関連する動画
07:12Semiautomated Longitudinal Microcomputed Tomography-based Quantitative Structural Analysis of a Nude Rat Osteoporosis-related Vertebral Fracture Model
Published on: September 28, 2017
8.3K
07:20Author Spotlight: Integrating Traditional Chinese Medicine with Modern Pharmacology and Genomics for Assessing Postmenopausal Osteoporosis in Mice
Published on: August 23, 2024
647
関連する概念動画
01:29Bone Disorders
3.9K
Aging and its effect on bone remodeling is the most common cause of bone disorders. In young and healthy people, bone deposition and resorption happen at an equal rate to maintain optimal bone health.
Bone deposition is also affected by the levels of sex hormones like estrogen and testosterone that promote osteoblast activity and bone matrix synthesis. When the level of these hormones decreases due to aging, it causes a reduction in bone deposition. As a result, bone resorption by osteoclasts...
Bone deposition is also affected by the levels of sex hormones like estrogen and testosterone that promote osteoblast activity and bone matrix synthesis. When the level of these hormones decreases due to aging, it causes a reduction in bone deposition. As a result, bone resorption by osteoclasts...
3.9K
01:40Bone Remodeling
38.5K
Bone remodeling is a continuous and balanced process of bone resorption by osteoclasts and bone formation by osteoblasts. In adults, it helps maintain bone mass and calcium homeostasis. While mechanical stress can stimulate turnover as part of the normal maintenance and reparative process, several hormones also regulate bone remodeling.
38.5K
01:27Fractures: Bone Repair
3.7K
Treatment for a fracture is based on the type of break, the bone affected, and the patient's age.
Minor fractures with no bone displacement are treated by immobilizing the fractured bone using a cast or splint. However, in the case of fractures with displaced bones, the broken bones are repositioned before immobilization to ensure successful healing without deformation and loss of function. The realignment of fractured bone ends is performed through a process called reduction. If the...
Minor fractures with no bone displacement are treated by immobilizing the fractured bone using a cast or splint. However, in the case of fractures with displaced bones, the broken bones are repositioned before immobilization to ensure successful healing without deformation and loss of function. The realignment of fractured bone ends is performed through a process called reduction. If the...
3.7K
01:31Osteoclasts in Bone Remodeling
3.2K
Osteoclasts are cells responsible for bone resorption and remodeling. They originate from hematopoietic progenitor cells present in the bone marrow. Numerous progenitor cells fuse to form multinucleated cells, each with 10-20 nuclei. A single osteoclast has a diameter of 150 to 200 µM. These cells have ruffled borders that break down the underlying bone tissue and release minerals such as calcium into the blood in bone resorption. Osteoclasts cling to bones with their ruffled edges during...
3.2K
01:29Venous Thrombosis III: Interprofessional Care
22
Venous thrombosis requires effective prevention and treatment strategies to improve patient outcomes and reduce potential complications.Prevention StrategiesHealthcare providers must prioritize preventing venous thromboembolism (VTE) for all adult patients upon admission. Interventions depend on bleeding and thrombosis risk, medical history, current medications, diagnoses, planned procedures, and patient preferences. Patients on bed rest should change positions every two hours and, if not...
22
01:25Role of Vitamins in Maintaining Bone Health
3.6K
The growth and maintenance of bone are regulated by a combination of nutritional factors, including vitamins, such as vitamin A, B12, C, D, and K.
Vitamin A
Vitamin A is involved in the process of bone remodeling. Retinoic acid, the active metabolite of Vitamin A, has nuclear receptors in osteoblasts and osteoclasts, which are involved in bone remodeling.
Vitamin B12
Vitamin B12 acts as a cofactor during the formation of osteoblast-related proteins, such as osteocalcin. Vitamin B12 plays a role...
Vitamin A
Vitamin A is involved in the process of bone remodeling. Retinoic acid, the active metabolite of Vitamin A, has nuclear receptors in osteoblasts and osteoclasts, which are involved in bone remodeling.
Vitamin B12
Vitamin B12 acts as a cofactor during the formation of osteoblast-related proteins, such as osteocalcin. Vitamin B12 plays a role...
3.6K