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However, a small magnitude or intermittent strabismus can easily be missed upon casual observation. In any case, an eye care professional can conduct various tests, such as cover testing, to determine the full extent of the strabismus. [citation needed] Symptoms of strabismus include double vision and eye strain.
The management of strabismus may include the use of drugs or surgery to correct the strabismus.Agents used include paralytic agents such as botox used on extraocular muscles, [1] topical autonomic nervous system agents to alter the refractive index in the eyes, and agents that act in the central nervous system to correct amblyopia.
Suppression of an eye is a subconscious adaptation by a person's brain to eliminate the symptoms of disorders of binocular vision such as strabismus, convergence insufficiency and aniseikonia. The brain can eliminate double vision by ignoring all or part of the image of one of the eyes.
Botulinum toxin therapy of strabismus is a medical technique used sometimes in the management of strabismus, in which botulinum toxin is injected into selected extraocular muscles in order to reduce the misalignment of the eyes. The injection of the toxin to treat strabismus, reported upon in 1981, is considered to be the first ever use of ...
This is when it is said to be "compensated". When fusional reserve is used to compensate for heterophoria, it is known as compensating vergence. In severe cases, when the heterophoria is not overcome by fusional vergence, sign and symptoms appear. This is called decompensated heterophoria. Heterophoria may lead to squint, also known as strabismus.
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Diplopia, or double vision, occurs commonly after strabismus surgery. Although the surgery can be used to treat some types of double vision, it can instead end up making existing symptoms worse or create a new type of double vision. [12] The type of double vision can be horizontal, vertical, torsional, or a combination.
Iron deficiency anemia can intensify symptoms of fatigue and shortening of breath, and can cause cold sensitivity, hair loss, paleness to the skin and nail changes, says Cunningham. It has also ...