brain, spinal cord, and nerve disorders
Overview of Pain
Causes of Pain
Different types of pain have different causes. Nociceptive painresults from stimulation of pain receptors. It is caused by an injury to body tissues. Most pain, particularly acute pain, is nociceptive pain. Neuropathic Pain None Pressure is put on a specific nerve—for example, by a tumor or a Herniated Disk in the spine, causing Nerves are damaged, as occurs in Diabetes Mellitus (DM) or The brain and spinal cord do not process pain signals normally or something disrupts this processing, as occurs in Neuropathic Pain and In diabetes, nerves outside the brain and spinal cord (peripheral nerves) are damaged. Symptoms include numbness, tingling, and pain in the toes, feet, and sometimes hands. In postherpetic neuralgia, the area where the rash first occurred becomes painful and tender to the touch. Nociceptive or neuropathic pain or both may be involved in acute or chronic pain. For example, chronic low back pain and most Pain are caused mainly by ongoing stimulation of pain receptors (nociceptive pain). But in these disorders, pain can also result from nerve damage (neuropathic pain). such as Depression , can also contribute to pain. Psychologic factors often affect how people feel pain and how intense it seems, but these factors are rarely the only cause of pain. 