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Doctor insights on: Absence Of Reflexes

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Dr. Barbara Lavi
3 doctors shared insights

Absence Of Reflexes (Overview)

Absence of reflexes is a symptom in which a person does not respond properly when tested for the usual neurological reflexes, such as the "knee jerk" reflex. A non-response to the "knee jerk" reflex would be his leg not jerking forward when the doctor hits him below the knee-cap with a rubber reflex hammer.


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What does it mean when they say absence of reflexes?

What does it mean when they say absence of reflexes?

This means: Each nerve in the legs and arm supply certain muscles, when the reflex of that muscle is absent this means the nerve is injured. ...Read more

Dr. Barbara Lavi
3 doctors shared insights

Absence Of Reflexes (Overview)

Absence of reflexes is a symptom in which a person does not respond properly when tested for the usual neurological reflexes, such as the "knee jerk" reflex. A non-response to the "knee jerk" reflex would be his leg not jerking forward when the doctor hits him below the knee-cap with a rubber reflex hammer.


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Do nerve lesions lead to absence of reflexes. Why?

Do nerve lesions lead to absence of reflexes. Why?

Yes: Each nerve have two component, sensory component and motor component, if the motor component of the nerve effected that will lead to decrease of the reflex or absence (no stimulation to the fiber so no contraction). ...Read more

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What does it mean when they say absence of reflexes?

This means: Each nerve in the legs and arm supply certain muscles, when the reflex of that muscle is absent this means the nerve is injured. ...Read more

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No reflexes in right leg after major seizures, why?

Post ictal: The brain will at times shut off a section of the body following a seizure. This is referred to as todd's paralysis. The region of the body that shuts down may have no reflexes and remain limp and flaccid for several hours. There is gradual recovery back to baseline. This would indicate that the region of the brain for that part of the body was primary in the seizure event. ...Read more

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I have no reflexes in my arms , hands, wrists, feet, ankles or knees. Is this dangerous?

Deep tendon reflexes: Sometimes patients have reflexes that are difficult to elicit. Globally depressed or absent reflexes are frequently associated with Guillain-Barré syndrome. ...Read more