Strabismus is a condition of the eyes
(visual system) that is also known by other names including Squint
and Heterotropia.
Strabismus is an abnormal alignment of the eyes.
Strabismus can take various forms, the most common being
the horizontal forms.
Examples of forms of strabismus include:
- Horizontal: Convergent Strabismus (also called Esotropia)
- Horizontal: Divergent Strabismus (also called Exotropia)
- Vertical: Hypertropia
(an eye looks upwards)
- Vertical: Hypotropia
(an eye looks downwards)
- Eyes twisted clockwise or anticlockwise relative to each other: Cyclophoria.
Squints can also be classified according to:
- Abnormal alignment of eyes is the same, or very similar, wherever
(in their visual field) the person is looking/gazing (concomitant),
or the
- Abnormal alignment of eyes varies depending on where (in their
visual field) the person is looking/gazing (incomitant).
More about Ophthalmology: This section includes short definitions
of many diseases, disorders, and conditions of the eyes and visual system.
For definitions of other terms in this category, choose from the list
to the left (but note that this is not a complete/exhaustive list).
Other related pages include the diagram
of the eye, and definitions
of parts of the eye, a description
of the human retina, and definitions
of parts of the retina, and the section of short definitions
of clinical and surgical procedures re. eyes and human visual system.
For further information see also our section of Books
about Ophthalmology. |
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This Section
is about
Diseases
and Disorders of the Eyes and Visual System.
To read about other diseases, disorders, or conditions of the eye and
human visual system, use the links on the left-side of this page.
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