What Is an Osteoporotic Spinal Fracture and Who Gets It?
An osteoporotic vertebral compression fracture is the collapse under load of a vertebral body weakened by osteoporosis. It is the most common type of osteoporotic fracture and occurs especially at the thoracolumbar junction (T12-L1). It can arise from minimal trauma such as a mild fall, bending or coughing, or even spontaneously. The main risk factors are advanced age, female sex (postmenopausal estrogen deficiency), a family history of fracture, long-term cortisone use, smoking and vitamin D deficiency. An important point: one spinal fracture markedly increases the risk of further fractures — so the first fracture is a warning sign.
Symptoms and Diagnosis
The typical finding in an acute fracture is sudden, severe back pain that often starts with a small trigger; the pain is localized at the fracture level, worsens with sitting up, standing and turning, and eases on lying down. Fractures accumulating over time can lead to progressive height loss and forward stooping (kyphosis). A significant proportion of fractures are silent and found incidentally on imaging done for another reason. For diagnosis a plain radiograph shows the collapse and wedge deformity; MRI distinguishes whether the fracture is new (bone-marrow edema) or old and excludes another cause such as tumor or infection. The degree of osteoporosis is determined with DEXA bone densitometry.
Conservative Treatment First
Most cases heal with conservative treatment and need no surgery: short-term pain management, early mobilization (prolonged bed rest is avoided, as it accelerates bone loss), bracing/orthosis support in selected cases, and physiotherapy. In most fractures the pain regresses within weeks. During this process it is critical to assess and begin treating the underlying osteoporosis at the same time; because the real risk is future new fractures if it is left untreated. As long as conservative treatment is sufficient, interventional or surgical methods do not come up.
Kyphoplasty and Vertebroplasty: For Whom?
In selected cases resistant to conservative treatment, with persisting severe pain, minimally invasive vertebral augmentation may be performed. In vertebroplasty, bone cement is injected into the fractured body through a small needle; in kyphoplasty, a balloon first restores some height to the collapsed body, after which cement is placed into the created cavity. These methods can rapidly reduce pain in a suitable patient and ease early mobilization; however, they are not needed in every fracture, and correct patient selection is essential. If there is marked neurological compression or instability, open surgery (decompression ± instrumentation) may be needed; cemented screws are preferred in osteoporotic bone. The decision is made by weighing the age of the fracture, the severity of pain and the general condition together.
The Real Treatment: Osteoporosis and Preventing New Fractures
Getting through one spinal fracture successfully is not enough; the real goal is to prevent new fractures, because after the first fracture the risk of new fractures and overall risk within the first year rise. The basis of this is treating osteoporosis: adequate calcium and vitamin D, regular weight-bearing exercise, stopping smoking and excess alcohol, reducing the risk of falls at home, and medication when needed (antiresorptive or bone-building agents). The choice and duration of medication are determined by the relevant physician through an individual risk assessment. As for results, the honest picture: most fractures heal and the pain regresses, but if osteoporosis is not managed the risk of new fractures persists. We do not promise a guaranteed outcome; expectations are shared openly.