Call your doctor right away if you have:
Back pain after a severe blow or fall Burning with urination or blood in your urine History of cancer Loss of control over urine or stool (incontinence) Pain traveling down your legs below the knee Pain that is worse when you lie down or that wakes you up at night Redness or swelling on the back or spine Severe pain that does not allow you to get comfortable Unexplained fever with back pain Weakness or numbness in your buttocks, thigh, leg, or pelvis
Also call if:
You have been losing weight unintentionally You use steroids or intravenous drugs. You have had back pain before, but this episode is different and feels worse. This episode of back pain has lasted longer than 4 weeks.
When to seek urgent medical care when I have Acute low back pain ?
Call your doctor right away if you have:
Back pain after a severe blow or fall Burning with urination or blood in your urine History of cancer {{NAME}} of control over urine or stool (incontinence) Pain traveling down your legs below the knee Pain that is worse when you lie down or that wakes you up at night Redness or swelling on the back or spine Severe pain that does not allow you to get comfortable Unexplained fever with back pain Weakness or numbness in your buttocks, thigh, leg, or pelvis
Also call if:
You have been losing weight unintentionally You use steroids or intravenous drugs. You have had back pain before, but this episode is different and feels worse. This episode of back pain has lasted longer than 4 weeks.