What neurological condition do I have if horner syndrome?

Various. Horner syndrome results in a unilateral small pupil, slight drooping of the eyelid, and possible changes in sweating on the same side. It is caused by problems in the sympathetic nerves passing upward in the chest into the neck and toward the base of the brain. Numerous conditions can cause the problem, and this would need extensive testing to find the cause.

Related Questions

What is the definition or description of: Horner syndrome?

Definition. A persistently small pupil (miosis) A notable difference in pupil size between the two eyes (anisocoria) Little or delayed opening (dilation) of the affected pupil in dim light Drooping of the upper eyelid (ptosis) Slight elevation of the lower lid, sometimes called upside-down ptosis Little/no sweating (anhidrosis) either on the entire side of face or isolated patch of skin on the affected side.

Can you tell me what is horner syndrome and what are the major signs.?

Neurological deficit. This condition is caused by injury to part of your sympathetic nerves located in the upper chest area. The damage to these nerves causes changes in your pupil (dilated) and loss of sweating on the half of your affected side of the face. Most patients develop this either due to lung cancer in the top part of the lung or due to injury during surgery in the same are of the upper chest near to th spine.

What exactly is horner syndrome?

Nerve problem. Am impairment of sympathetic nerve activity that presents as ptosis (droopy eyelid), meiosis (constricted pupil) and anhydrosis (no sweating) on the same side of the face. While over 50% of the causes are benign it can indicate the presence od a tumor in the chest or neck.
Horner's syndrome. Horner's syndrome is interruption of the sympathetic nervous system input to the eye. This causes ptosis or drooping of the eyelid on the side of involvement, miosis or pupil constriction on the same side, and anhidrosis or lack of sweating on the same side of the face. This can be caused by many issues and needs further evaluation by an eye doctor asap.

What is horner syndrome and what are the signs.?

Various. Horner syndrome results in a unilateral small pupil, slight drooping of the eyelid, and possible changes in sweating on the same side. It is caused by problems in the sympathetic nerves passing upward in the chest into the neck and toward the base of the brain. Numerous conditions can cause the problem, and this would need extensive testing to find the cause.

Right pupil is a little bigger than the left one after sundown. Both react quick to light and dark, but afraid it's horner syndrome. Going to doctor.

Not likely. More likely is simple anisocoria, a harmless condition, but if you are worried, see an ophthalmologist for evaluation.
You may be over. Observant, but you also could have an adie's pupil, where light response is normal, but pupillary constriction/dilation as your gaze follows the finger from an arm's length to 6" from your nose...Accommodation. Syphillis and tertiary lues also has the opposite pupillary response, where the accommodation is intact, light reactivity is impaired. Go thee to an optometrist or ophthalmologist.