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Conditions
Horner syndrome

Horner syndrome

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The combination of symptoms caused by the disruption of a nerve that reaches from the brain to the face and eye on one side of the body. This typically results in a decreased pupil size, a drooping eyelid, and decreased sweating on the affected side of the face.

Dr. Geoffrey Rutledge reviewed this

39 year experience in Internal Medicine

How long it usually lasts:

Chronic (lasts years to lifelong)

How common it is:

Baby
0-2
Preteen
6-13
Teenager
14-18
Young adult
19-40
Common
Middle-aged adult
41-60
Common

Symptoms

Sunken eyes
Small (constricted) pupils
Drooping eyelid
Unequal pupils (size)
Small (constricted) pupils, one eye only
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Related questions

A 25-year old asked:

What exactly is horner syndrome?

2 doctor answers • 6 doctors weighed in

A 31-year old asked:

What is horner syndrome and what are the signs.?

1 doctor answer • 1 doctor weighed in

A 32-year old male asked:

What is the definition or description of: Horner syndrome?

1 doctor answer • 4 doctors weighed in

A 51-year old asked:

What causes horners syndrome?

1 doctor answer • 3 doctors weighed in

A 45-year old asked:

Does horners syndrome affect vision?

1 doctor answer • 2 doctors weighed in

A 36-year old asked:

How can you acquire horners syndrome?

1 doctor answer • 2 doctors weighed in

A 37-year old asked:

Does anyone know about horners syndrome?

1 doctor answer • 2 doctors weighed in

A 29-year old male asked:

What is the definition or description of: horners syndrome?

1 doctor answer • 2 doctors weighed in

A 35-year old asked:

Can horners syndrome cause headaches?

1 doctor answer • 3 doctors weighed in

A 42-year old asked:

What can I do for treatment if horners syndrome?

1 doctor answer • 6 doctors weighed in

A 45-year old asked:

I have horners syndrome. How do they dilate pupils?

1 doctor answer • 2 doctors weighed in

A 21-year old male asked:

In horners syndrome, does the miotic pupil remain a constant size or does it also respond to variations in light level?

1 doctor answer • 1 doctor weighed in

A 29-year old asked:

Is there a tie between horners syndrome and eyes?

2 doctor answers • 5 doctors weighed in

A 30-year old male asked:

My doc says I have horners syndrome is it commonly benign commonly? One pupil doesn't constrict as much as the other

2 doctor answers • 7 doctors weighed in

A 26-year old male asked:

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.

2 doctor answers • 3 doctors weighed in

A 42-year old asked:

Morning glory disk anomaly with ipsilateral capillary hemangioma, agenesis of the internal carotid artery, and horner syndrome: a variant of phaces syndrome?

1 doctor answer • 1 doctor weighed in

A 30-year old female asked:

14 week old pupil larger than other, shows up more in dim light. Optometrist says eyesight OK. Could this be horners or neuroblastoma?

2 doctor answers • 7 doctors weighed in

A 20-year old male asked:

In horners is ptosis always in the upper lid or can it occur in lower lid? Is the pupil difference still occurring in light but just greater in the dark or does it only occur in dark?

1 doctor answer • 3 doctors weighed in

A 20-year old male asked:

How rare is a tumor in the lung in a 20 year old causing horners? Had a chest X-ray last year too does this rule out upper lung tumor or no? Does a chest X-ray last year rule out a lung tumor?

1 doctor answer • 2 doctors weighed in

A 30-year old male asked:

My right pupil stays smaller than my left. slight eyebrow drooping on right side. doc says maybe horners. clean xray clean ct no contrast a year. ago?

1 doctor answer • 1 doctor weighed in

A member asked:

The doctor who i went to said that i have "plica syndrome". I have a horizontal meniscus tear on posterior horn. I also have bow legs, pls help me!

1 doctor answer • 2 doctors weighed in

A 37-year old male asked:

What is the difference between Patellofemoral pain syndrome, Chondrosis, arthrosis and Osetoarthritis? My MRI says Chondromalacia patella and meniscus tear on posterior horn. Does it mean I have PFPS or Chondrosis or arthrosis or Osteoarthritis?

2 doctor answers • 3 doctors weighed in

A male asked:

I have a grade 2 intrameniscal degenerative changes in posterior horn on medial me iscus what does this mean?

1 doctor answer • 1 doctor weighed in

A 29-year old male asked:

I was at the corner of a sidewalk and a firetruck decided to hit its horn almost right next to me. Now I'm reading loud noises can cause perm damage.

1 doctor answer • 1 doctor weighed in

A 39-year old asked:

I need to know what does ventriculomegaly of both frontal horns mean?

1 doctor answer • 1 doctor weighed in

A 23-year old asked:

Does a cyst 6mm in diameter in the left horn ventricle cause chronic migraines?

3 doctor answers • 11 doctors weighed in

A 45-year old female asked:

I have a "4.4cm worrisome abnormal stag horn calculus" in my right kidney what does this mean?

1 doctor answer • 1 doctor weighed in

A 24-year old male asked:

Would I have permanent hearing loss. From someone blowing their horn while I stand at a crosswalk. The horn was about 118 decibels 8feet away 4sec ?

1 doctor answer • 10 doctors weighed in

A 32-year old female asked:

Inner free margin of the anterior horn, body and posterior horn is truncated a bucket handle type tear versus inner 3rd trimming. Degenerative signal?

1 doctor answer • 1 doctor weighed in

A 33-year old male asked:

How do I treat a grade 2 signal on posterior horn of medial meniscus?

3 doctor answers • 7 doctors weighed in

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