Top
10
Doctor insights on: Pupil Gauge

Share
1

1
What excatly is pinpoint pupils?

What excatly is pinpoint pupils?

Very small pupils: Here's a picture of a pinpoint pupil (a very small pupil) http://pinterest.Com/pin/1829656070223741/. ...Read more

Pupil (Definition)

The pupil is the opening in the iris inside of the eye though which light is focused on the retinal film at the back of the eye. The iris can open and close in response to light to vary the amount inside the eye. It is what looks red, in the ...Read more


2

2
How small and large can the pupil get?

How small and large can the pupil get?

A Complicated Issue: The pupil can get as small as a"pinpoint"or so large it fills up the whole space and you look like a zombie. Depends on the cause Uh,you're not a zombie, are you? Usually those extremes aren't reached and the pupils are "small" (like 2mm)or"large"(taking up maybe 2/3 of the space).Why do you ask?Have you entered a Zombie pupil dilatation contest?Well, sorry, if you're dead they'd be "mid-position! ...Read more

3

3
Tiny white dot in my pupil. What could it be?

Tiny white dot in my pupil. What could it be?

Get it checked: The pupil is the black space where there is a central opening in the colored iris. So, there should not be a white dot in the pupil as this would actually be inside the eye. It is probably on the cornea, which is the clear dome over top of the iris and pupil. However, a white spot on the cornea is not good, as it could be an ulcer, a foreign body, or scar. ...Read more

5

5
Does the size of your pupil affect your vision?

Does the size of your pupil affect your vision?

Not really: The pupil size varies with light exposure but vision will not change. Any non reaction or difference in size between pupils warrants an exam with the ophthalmologist for full evaluation. ...Read more

6

6
How is it that someone's pupils might be blown?

Several things: The most common reason for enlarged pupils is they made a recent trip to an eye doctor who used pupilary dilators. Much less common is exposure to certain drugs which can do this which includes purposeful treatment with dilators for certain conditions like uveitis. Pupils are also blown in brain hemorrhage and obstructions especially after head trauma. ...Read more

7

7
What is the definition or description of: pupil?

What is the definition or description of: pupil?

Eye window: The pupil is the opening in the iris inside of the eye though which light is focused on the retinal film at the back of the eye. The iris can open and close in response to light to vary the amount inside the eye. It is what looks red, in the "red eye" in photographs. ...Read more

8

8
My pupils constantly keep changing, what can I do?

They are supposed to: Pupils are supposed to constantly change as they react to light and accommodate to help focus on a subject. ...Read more

9

9
I have an unequal pupil size, should I be worried?

Probably not: Unless you have had some direct injury to the eye or to the nerves to the eye, it is probably ok. There is commonly a little difference between pupils and if the difference is 1 mm or less, that is considered normal. If you vision is fine and the eye feels fine, don't worry about it. ...Read more

10

10
Please explain why might someone's pupils be blown?

Blown pupils : Are dilated pupils. This can occur for a variety of reasons. Drugs, both legal and illegal, poisonings, and in conditions affecting the brain like head trauma, stroke, tumor or bleeding. ...Read more