Jan 16th, 2023 - Overview Foot drop happens when you can’t raise the front part of your foot due to weakness or paralysis of the muscles that lift it. Peroneal nerve injury is a common cause of the symptom. What is foot drop? Foot drop (also called drop foot) happens when you can’t raise the front part of your foot due to weakness or paralysis of the muscles that lift it. It’s a symptom of several possible unde...

Nov 4th, 2022 - Diagnosis Tests and procedures used to diagnose retinoblastoma include: Eye exam. Your eye doctor will conduct an eye exam to determine what's causing your child's signs and symptoms. For a more thorough exam, the doctor may recommend using anesthetics to keep your child still. Imaging tests. Scans and other imaging tests can help your child's doctor determine whether retinoblastoma has grown t...

Sep 13th, 2022 - Overview Sciatic nerve Open pop-up dialog box Close Sciatic nerve Sciatic nerve The sciatic nerves branches from your lower back through your hips and buttocks and down each leg. Sciatica refers to pain that travels along the path of the sciatic nerve. The sciatic nerve travels from the lower back through the hips and buttocks and down each leg. Sciatica most often occurs when a herniated disk ...

Sep 13th, 2022 - Diagnosis During the physical exam, a health care provider might check muscle strength and reflexes. For example, you may be asked to walk on your toes or heels, rise from a squatting position, and lift your legs one at a time while lying on your back. Pain from sciatica will usually get worse while doing these moves. Tests People with severe pain or pain that doesn't improve within a few weeks...

Jun 18th, 2022 - Overview Kyphosis Open pop-up dialog box Close Kyphosis Kyphosis An increased front-to-back curve of the spine is called kyphosis. Kyphosis is an exaggerated, forward rounding of the upper back. In older people, kyphosis is often due to weakness in the spinal bones that causes them to compress or crack. Other types of kyphosis can appear in infants or teens due to malformation of the spine or w...

Jun 3rd, 2022 - Overview What is cervical vertigo? Cervical vertigo — also called cervicogenic dizziness — is a condition that causes both neck pain and dizziness. It’s related to certain neck conditions. Cervical vertigo can also occur following a cervical spine injury. Though, in most cases, symptoms don’t appear until months or years after the initial trauma. Your cervical spine — or, your neck — plays a ke...

May 21st, 2022 - Overview What is occipital neuralgia? Occipital neuralgia is a type of headache disorder. The condition occurs when your occipital nerves become inflamed. Your occipital nerves carry messages from your brain through your scalp. Nerve inflammation is irritation or swelling around your nerve. Who might get occipital neuralgia? Occipital neuralgia can affect anyone. You may be more likely to suffe...

May 19th, 2022 - Overview What is hereditary spherocytosis? Hereditary spherocytosis is an inherited blood disorder that causes hemolytic anemia. This anemia happens when your red blood cells break down faster than normal. In hereditary spherocytosis, your red blood cells lose their characteristic disk-like shape, becoming round or spherical cells (spherocytes) that are removed from circulation faster than norm...

Mar 29th, 2022 - Overview Cervical radiculopathy is a condition that results in radiating pain, muscle weakness and/or numbness down your arm. It's caused by compression and inflammation of any of the nerve roots in your neck. What is cervical radiculopathy (pinched nerve in the neck)? Cervical radiculopathy (also known as “pinched nerve”) is a condition that results in neurological dysfunction caused by compre...

Feb 8th, 2022 - Overview What is a herniated disk? A Mayo Clinic expert explains Learn more from Mohamad Bydon, M.D. Show transcript for video What is a herniated disk? A Mayo Clinic expert explains Hello. I'm Dr. Mohamad Bydon, a neurosurgeon at Mayo Clinic. In this video, we'll cover the basics of disk herniation. What is it? Who gets it? The symptoms, diagnosis, and treatment. Whether you're looking for ans...

Feb 8th, 2022 - Diagnosis Herniated disk FAQs Neurosurgeon Mohamad Bydon, M.D., answers the most frequently asked questions about herniated disks. Show transcript for video Herniated disk FAQs Hello. I'm Dr. Mohamad Bydon, a neurosurgeon at Mayo Clinic. I'm here to answer some of the important questions you may have about back and neck pain. Sleep and stress can both contribute to pain. Sleep is the period dur...

Feb 8th, 2022 - Overview What is a herniated disk? A Mayo Clinic expert explains Learn more from Mohamad Bydon, M.D. Show transcript for video What is a herniated disk? A Mayo Clinic expert explains Hello. I'm Dr. Mohamad Bydon, a neurosurgeon at Mayo Clinic. In this video, we'll cover the basics of disk herniation. What is it? Who gets it? The symptoms, diagnosis, and treatment. Whether you're looking for ans...

Feb 3rd, 2022 - Overview What is back pain? Pain in your back can be an annoying ache, or it can get so bad that it’s unbearable. Back pain is the second most common reason why people visit their healthcare providers (just after colds). Many people miss work because of it. Around 80% to 90% of people in the United States will have back pain at some point in their lives. What are the types of back pain? Back pa...

Jan 22nd, 2022 - Overview A pinched nerve occurs when too much pressure is applied to a nerve by surrounding tissues, such as bones, cartilage, muscles or tendons. This pressure can cause pain, tingling, numbness or weakness. A pinched nerve can occur in many areas throughout the body. For example, a herniated disk in the lower spine may put pressure on a nerve root. This may cause pain that radiates down the b...

Nov 23rd, 2021 - Overview What are nerve compression syndromes? A nerve compression syndrome can occur when there’s pressure on nerves in the peripheral nervous system. These nerves connect to parts of your body (like your hands and feet) that are farther away from the central nervous system (like your brain and spine). Nerve compression syndromes are a common cause of nerve (neuropathic) pain in the limbs. The...

Oct 20th, 2021 - Overview What is osteochondroma? Osteochondroma is a noncancerous growth of cartilage and bone. (“Osteo” means bone, “chondro” means cartilage and “oma” means tumor.) It's the most common kind of benign bone tumor. It usually appears near the ends of long bones, where new bone growth occurs in children and teens. This is the growth plate — a disk of developing cartilage tissue that eventually h...

Oct 2nd, 2021 - Diagnosis In the emergency room, a doctor may be able to rule out a spinal cord injury by examination, testing for sensory function and movement, and by asking some questions about the accident. But if the injured person complains of neck pain, isn't fully awake, or has obvious signs of weakness or neurological injury, emergency diagnostic tests may be needed. These tests can include: X-rays. X...

Oct 2nd, 2021 - Overview What is myelopathy? Myelopathy describes a collection of symptoms that result from severe spinal compression. When something compresses (squeezes) the spinal cord, it can’t function properly. That can lead to pain, loss of feeling or difficulty moving certain parts of the body. The spine encases the spinal cord — a collection of nerves that carry messages between your brain and body. U...

Sep 29th, 2021 - Diagnosis You're likely to see an ophthalmologist for a diagnosis, which is generally based on your medical history and an exam. The ophthalmologist likely will perform the following eye tests: A routine eye exam. Your eye doctor will check your vision and your ability to perceive colors and measure your side (peripheral) vision. Ophthalmoscopy. During this examination, your doctor shines a bri...

Jul 1st, 2021 - Overview What is a herniated disk? A herniated disk is an injury of the spine (backbone). You have a series of bones (vertebrae) in your spine, stretching from the base of your skull to your tailbone. Between your vertebrae are round cushions called disks. The disks act as buffers between your bones, allowing you to bend and move with ease. When one of these disks tears or leaks, it’s called a ...