Muscle rigidity | Symptom Checker
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What causes muscle rigidity? 22 possible conditions

See a list of possible causes in order from the most common to the least.

1

Muscle rigidity

Muscle rigidity is an alteration of muscle tone in which the muscles are in an involuntary state of continual tension. Muscle rigidity can be a manifestation of neurological damage (basal ganglia diseases) or a sid...

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2

Tetanus

Tetanus, also called Lockjaw, is a serious bacterial infection that affects the nervous system and causes muscles throughout the body to tighten.

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3

Epilepsy Overview

Epilepsy is a neurological condition caused by malfunctioning brain cells that result in seizures. There is no cure for this disorder but episodes can become less frequent.

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4

Parkinson's Disease

Parkinson's disease (PD) is a progressive neurological disorder. It first presents with problems of movement. Smooth and coordinated muscle movements of the body are made possible by a substance in the brain calle...

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5

Partial Seizures

The human brain works by sending electrical signals through neurons, which are nerve cells. A seizure occurs when there's a surge in this electrical activity.

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6

Cerebral Palsy

Cerebral palsy is a group of disorders that affect muscle movement and coordination. Learn about the causes, types, symptoms, and treatment of cerebral palsy.

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7

Seizures

This condition is considered a medical emergency. Urgent care may be required.

Seizures are changes in the brain's electrical activity. This change can cause dramatic, noticeable symptoms or it may not cause any symptoms. The symptoms of a severe seizure include violent shaking and a loss o...

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8

Spinal Cord Injury

This condition is considered a medical emergency. Urgent care may be required.

A spinal cord injury, or damage to the spinal cord, is an extremely serious type of physical trauma. It will likely have a lasting and significant impact on most aspects of daily life. According to the Nationa...

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9

Low Blood Sodium (Hyponatremia)

Low blood sodium, or hyponatremia, occurs when water and sodium are out of balance in your body. A quick drop in sodium levels can cause weakness, headache, nausea, and muscle cramps.

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10

Necrotizing Vasculitis

This condition is considered a medical emergency. Urgent care may be required.

Necrotizing vasculitis is the inflammation of blood vessel walls. It can interrupt blood flow, causing skin, muscle, and blood vessel damage.

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11

Multiple Sclerosis Overview

Multiple sclerosis (MS) is a chronic autoimmune disease that affects the central nervous system. MS can cause varying symptoms that appear with a wide range of severity, from mild discomfort to complete disability.

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12

Calcium Deficiency Disease (Hypocalcemia)

Lack of calcium can lead to diseases like osteoporosis and calcium deficiency disease (hypocalcemia). Supplements and changes in diet are common treatments.

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13

Huntington's Disease

Huntington's disease is a hereditary condition in which your brain's nerve cells gradually break down. It can cause physical and psychological symptoms.

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14

Guillain-Barre Syndrome

This condition is considered a medical emergency. Urgent care may be required.

Guillain-Barre syndrome is a rare but serious autoimmune disorder. An infectious disease, like the stomach flu or a lung infection, usually triggers it.

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15

Slipped (Herniated) Disk

You can have a slipped disk in any part of your spine, from your neck to your lower back. Read more about symptoms, causes, diagnosis, and treatment.

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16

Hypoparathyroidism

Hypoparathyroidism is a rare condition that occurs when the parathyroid glands in the neck don't produce enough parathyroid hormone (PTH).

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17

Arterial Embolism

This condition is considered a medical emergency. Urgent care may be required.

An arterial embolism is a blood clot that has become stuck in the arteries. This can block or restrict blood flow, causing tissue damage or death in the affected area. Clots generally affect the arms, legs, or feet.

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18

ALS (Lou Gehrig's Disease)

Amyotrophic lateral sclerosis (ALS) is a degenerative disease that affects the brain and spinal cord. It causes loss of control of voluntary muscles.

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19

Polio

Poliomyelitis, or polio, is a highly contagious disease that is caused by a virus that attacks the body's nervous system. It is most likely to be contracted by children under five years old.

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20

Osteomalacia

Osteomalacia is a weakening of the bones that can lead to serious health complications. Here's a look at the symptoms and treatment options.

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This feature is for informational purposes only and should not be used to diagnose.
Please consult a healthcare professional if you have health concerns.
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