Lower back pain that gets progressively worse over time
Pain relieved with forward flexion (walking uphill)
Pain worse with extension (walking downhill)
Also known as "neurogenic claudication" as pain can radiate down the leg and is worse with exertion (although not true claudication)
Also known as "neurogenic claudication" as pain can radiate down the leg and is worse with exertion (although not true claudication)
Spinal stenosis
Spine related
Vertebral osteomyelitis
Acute ligamentous injury
Epidural compression syndromes
Acute muscle strain
Discitis
Disk herniation 