How Cervical Radiculopathy Causes Pain, Numbness, and Weakness (2024)

The term cervical radiculopathy refers to a change in neurological function caused by a compressed spinal nerve root in the neck. Common symptoms associated with cervical radiculopathy include one or more of the following:

  • Radicular pain that radiates into the arm
  • Pins-and-needles tingling
  • Numbness that travels down the arm
  • Weakness that may involve different muscles of the arm

Here’s why it happens and how to find relief.

Read more about Cervical Radiculopathy Symptoms

Cervical nerves and radiculopathy

There are 8 pairs of spinal nerves in the cervical spine, labeled C1 to C8. Each spinal nerve has 2 nerve roots, an anterior root that carries motor signals and a posterior root that carries sensory signals. These cervical nerve roots branch off the spinal cord and exit the spinal canal through the intervertebral foramina (bony holes) to supply motor function and sensation to the shoulder, arm, hand, and fingers.

See Cervical Spine Anatomy

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When a nerve root becomes compressed or irritated, it may experience a disruption in signaling. For example, a disruption in sensory signals could cause numbness, or a disruption in motor signals could cause weakness. Electrodiagnostic testing can confirm a cervical radiculopathy diagnosis.

Cervical nerve root irritation or compression may also cause radicular pain along these same cervical nerves with or without radiculopathy.

See Radiculopathy, Radiculitis and Radicular Pain

In This Blog Series:

  • Getting the Right Diagnosis for Numb Fingers
  • Is My Hand Pain from Carpal Tunnel Syndrome or Something Else?
  • How Cervical Radiculopathy Causes Pain, Numbness, and Weakness
  • How Cervical Stenosis with Myelopathy Affects Your Body
  • Cervical Radiculopathy Interactive Video

Conditions that may cause radiculopathy

Cervical radiculopathy is commonly caused by one or more of the following conditions:

  • Cervical degenerative disc disease. When the intervertebral discs lose hydration with age, they can start to flatten out and the foramina may narrow where the spinal nerves exit the spinal canal.

    Watch Cervical Degenerative Disc Disease Video

  • Cervical osteoarthritis. When the cartilage starts to break down within the facet joints, bone spurs (osteophytes) may develop to enlarge and stabilize the joint. These bony overgrowths may narrow the foramina and compress a nerve root.

    Watch Cervical Facet Osteoarthritis Video

  • Cervical herniated disc. When the disc’s protective outer layer tears or breaks, inflammatory proteins may leak onto a nearby nerve root, causing inflammation and pain.

    Watch Cervical Herniated Disc Video

Many other causes of cervical radiculopathy exist, such as ligament thickening, fracture, or tumor.

Read more about Cervical Radiculopathy Causes and Risk Factors

Symptoms by location

Cervical radiculopathy can cause signs and/or symptoms anywhere from the neck down through the arms and into the fingers. The exact location of pain, tingling, numbness, and/or weakness depends on which cervical nerve root is compressed. For example, compression of the C7 nerve may lead to symptoms that are experienced more in the triceps and/or into the middle part of the hand. 1 Iyer S, Kim HJ. Cervical radiculopathy. Curr Rev Musculoskelet Med. 2016; 9(3):272-80.

See Understanding Hand Pain and Numbness

Cervical radiculopathy signs and symptoms are typically one-sided, such as going down one arm. It is also possible for nerves to be compressed on both sides of the neck and have bilateral symptoms of cervical radiculopathy.

Diagnosis of treatment of cervical radiculopathy

It is important for a medical professional to accurately diagnose cervical radiculopathy before starting treatment. Other conditions have similar symptoms but would require different treatments, such as carpal tunnel syndrome.

Common nonsurgical treatments for cervical radiculopathy include:

  • Rest and/or activity modification
  • Physical therapy
  • Ice and/or heat therapy
  • Nonsteroidal anti-inflammatory drugs (NSAIDs)
  • Cervical epidural steroid injections

Read more about Cervical Radiculopathy Treatment

Cervical radiculopathy usually can be managed and alleviated with nonsurgical treatments. In rare cases when neurological deficits continue to worsen, surgery may be considered to help decompress the nerve.

Surgery for Neck Pain

Could That Shoulder Pain Really Stem From the Neck?

  • 1 Iyer S, Kim HJ. Cervical radiculopathy. Curr Rev Musculoskelet Med. 2016; 9(3):272-80.

Dr. Zinovy Meyler is a physiatrist with over a decade of experience specializing in the non-surgical care of spine, muscle, and chronic pain conditions. He is the Co-Director of the Interventional Spine Program at the Princeton Spine and Joint Center.

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How Cervical Radiculopathy Causes Pain, Numbness, and Weakness (2024)

FAQs

How Cervical Radiculopathy Causes Pain, Numbness, and Weakness? ›

Pressure against the nerve root from a herniated disc can cause pain, numbness, and weakness along the nerve. There is also evidence that the chemicals released from the ruptured disc may irritate the nerve root, leading to some of the symptoms of a herniated disc -- especially pain.

Can cervical radiculopathy cause weakness? ›

Cervical radiculopathy: Cervical radiculopathy occurs when a nerve in the neck is compressed or irritated at the point where it leaves the spinal cord. This can result in pain in shoulders, and muscle weakness and numbness that travels down the arm into the hand.

What causes cervical radiculopathy flare-ups? ›

Anything that compresses or irritates the roots of your spinal nerves can cause radiculopathy, including: Traumas like falls or car accidents. Bone spurs growing on one of your vertebrae.

What is the pathophysiology of cervical radiculopathy? ›

Cervical radiculopathy is characterized by neurological dysfunction caused by compression and inflammation of the spinal nerves or nerve roots of the cervical spine. It mainly presents with neck and arm pain, sensory loss, motor dysfunction, and reflex changes according to the dermatomal distribution.

Can cervical radiculopathy be debilitating? ›

In the case of upper extremity (cervical) radiculopathy, symptoms often involve the neck, shoulders, arms, and hands, which can hinder your physical functioning and ability to perform tasks requiring dexterity.

Can a pinched nerve in neck cause body weakness? ›

The most common symptom of a pinched nerve is pain. However, you may also notice a pins-and-needles sensation, muscle weakness, or a loss of sensation in the affected areas. The symptoms may radiate.

What should you not do with cervical radiculopathy? ›

In the early stages, it is best to avoid strenuous activities such as heavy lifting and excessive reaching of affected arm. You may also want to avoid activities that tip your head in a backwards or sideways position for any length of time, this can sometimes trigger arm symptoms.

Can you fully recover from cervical radiculopathy? ›

Over 85% of acute cervical radiculopathy resolves without any specific treatments within 8 to 12 weeks. Supportive care includes nonsurgical treatments such as anti-inflammatory drugs, physical therapy, and translaminar epidural steroid injections.

How should I sleep with cervical radiculopathy? ›

Sleeping on your back is often considered the best position for those with cervical radiculopathy. This position helps distribute weight evenly and keeps the spine aligned. A cervical pillow can help you keep up good cervical alignment and lower the overall strain on your spine.

What can be mistaken for cervical radiculopathy? ›

Brachial neuritis (Parsonage-Turner syn- drome) presents with abrupt onset of intense pain in the neck or shoulder, mimicking a cervical spine radiculopathy.

How do you relieve cervical radiculopathy fast? ›

Ice and/or heat therapy

Heat and ice therapy may help alleviate neck or arm pain. Applying an ice pack or a heated gel pack to the neck might offer pain relief for some people. For example, applying cold therapy after an activity-related flare-up of pain may help reduce inflammation and pain.

What makes radiculopathy worse? ›

When a nerve root is compressed, it becomes inflamed. This results in several unpleasant symptoms that may include: Sharp pain in the back, arms, legs or shoulders that may worsen with certain activities, even something as simple as coughing or sneezing. Weakness or loss of reflexes in the arms or legs.

What aggravates cervical radiculopathy? ›

Cervical radiculopathy signs and symptoms most commonly appear intermittently at first—coming and going—but they could also develop suddenly or gradually. Some movements or head positions, such as putting the neck in extension (with the head back), may exacerbate the symptoms in some cases.

What is the pain level of cervical radiculopathy? ›

The typical patient with cervical radiculopathy presents with neck and arm discomfort of insidious onset. The discomfort can range from a dull ache to a severe burning pain. Typically, pain is referred to the medial border of the scapula, and the patient's chief complaint is shoulder pain.

Which is the most common nerve root that is affected by radiculopathy? ›

In most cases, it is caused by compression of one of the nerve roots that make up the sciatic nerve, usually the last lumbar nerve root ― L5 ― or the first sacral nerve root ― S1 ― as they exit the spine.

How do you treat radiculopathy weakness? ›

Radiculopathy: Everything you should know. Radiculopathy, or a pinched nerve in the spine, can cause symptoms, including pain, weakness, and numbness. Pain relievers, steroids, and physical therapy can help treat radiculopathy. A doctor may recommend surgery in some cases.

Can radiculopathy cause fatigue? ›

The results showed altered neck muscle endurance in several of the muscles investigated with greater negative median frequency slope, greater variability, side imbalance, lower endurance time and higher experience of fatigue among the cervical radiculopathy patients compared with healthy subjects.

What muscles are affected by cervical radiculopathy? ›

C5 radiculopathy may show weakness in the deltoids (evaluated by testing for shoulder abduction); C6 will show weakness in the biceps and flexor carpi ulnaris (evaluated by testing for wrist extension); C7 weakness occurs in the triceps, as well as the brachioradialis (evaluated by testing for ellbow extension); C8 ...

Does radiculopathy cause leg weakness? ›

Lumbar radiculopathy is a self-limited injury to the nerve roots of the lumbar spine. It can present as excruciating, burning, or stinging pain, radiating down the leg, decreased sensation of the legs, numbness and tingling, and in more severe cases, muscle weakness.

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