Overview
Osteosarcopenia is a geriatric syndrome characterized by the concurrent loss of bone density (osteoporosis) and muscle mass and function (sarcopenia), leading to increased frailty, falls, and fractures in older adults 4.Diagnosis
Key Diagnostic Criteria: Diagnosis involves assessing low bone mineral density (BMD) and low appendicular lean mass (ALM) 3.
Recommended Tests: Bone mineral density (BMD) measurements using DXA scans; muscle mass assessment via bioelectrical impedance analysis or DXA 3.
Grading: Osteosarcopenia is categorized into phenotypes based on the presence of osteoporosis and sarcopenia 3.Management
First-Line Treatments:
- Vitamin D and Calcium Supplementation: Correct deficiencies to meet recommended dietary allowances (RDA) to improve bone density and reduce fracture risk 2.
- Protein Intake: Support lean mass and lumbar-spine bone density through adequate protein consumption, though specific dosing varies 2.
Adjunctive Treatments:
- Mediterranean Diet: Recommended for balanced intake of nutrients including trace elements, vitamins, proteins, and dairy products 1.
- Multidisciplinary Approach: Consideration of comprehensive care involving rheumatologists, nutritionists, and physical therapists 4.Special Populations
Elderly: Focus on nutritional support with emphasis on calcium, vitamin D, and protein to mitigate osteosarcopenia 12.
Comorbidities: Management should consider the specific characteristics and needs of individuals, such as dietary restrictions and overall health status 1.Key Recommendations
Nutritional advice should complement pharmacological treatments and be tailored to individual needs, particularly emphasizing adequate calcium and vitamin D intake in Moroccan patients 1 (Evidence: Expert opinion).
Correct vitamin D and calcium deficiencies to RDA levels to enhance bone density and reduce fracture risk in osteosarcopenic patients 2 (Evidence: Strong).
Adopt a balanced diet, such as the Mediterranean diet, to support overall nutritional status in managing osteosarcopenia 1 (Evidence: Moderate).
Consider multidisciplinary clinics for comprehensive care of osteosarcopenia, addressing both bone and muscle health 4 (Evidence: Expert opinion).References
1 Zemrani S, Rostom S, El Kasmi H, Amine B, Tahiri L, Akasbi N et al.. Dietary recommendations of the Moroccan Society of Rheumatology (SMR) for patients with ostéosarcopenia. Archives of osteoporosis 2024. link
2 Kirk B, Prokopidis K, Duque G. Nutrients to mitigate osteosarcopenia: the role of protein, vitamin D and calcium. Current opinion in clinical nutrition and metabolic care 2021. link
3 Poggiogalle E, Cherry KE, Su LJ, Kim S, Myers L, Welsh DA et al.. Body Composition, IGF1 Status, and Physical Functionality in Nonagenarians: Implications for Osteosarcopenia. Journal of the American Medical Directors Association 2019. link
4 Hassan EB, Duque G. Osteosarcopenia: A new geriatric syndrome. Australian family physician 2017. link