Mechanical low back pain    Pathology: Reflex activity from a minor intervertebral derangement (MID) in the intervertebral motion segment.  Lumbar radicular pain  Radicular pain should not be confused with radiculopathy Feature Radicular pain Somatic referred pain Distribution Entire length of lower limbButbelow knee > above knee Anywhere in lower limbButproximal >…

Low back pain (LBP)  Differential Diagnosis of Acute Low Back Pain Diagnosis Key clinical clues Intrinsic spine Compression fracture – History of trauma (unless osteoporotic)– point tenderness at spine level– pain worsens with flexion, and while pulling up from a supine to sitting position and from a sitting to standing…