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Prism dioptres. Prism correction is commonly specified in prism dioptres, a unit of angular measurement that is loosely related to the dioptre. Prism dioptres are represented by the Greek symbol delta (Δ) in superscript. A prism of power 1 Δ would produce 1 unit of displacement for an object held 100 units from the prism. [2]
Strabismus surgery (also: extraocular muscle surgery, eye muscle surgery, or eye alignment surgery) is surgery on the extraocular muscles to correct strabismus, the misalignment of the eyes. Strabismus surgery is a one-day procedure that is usually performed under general anesthesia most commonly by either a neuro- or pediatric ophthalmologist. [1]
Priapism. Priapism is a condition in which a penis remains erect for hours in the absence of stimulation or after stimulation has ended. [3] There are three types: ischemic (low-flow), nonischemic (high-flow), and recurrent ischemic (intermittent). [3] Most cases are ischemic. [3]
54400, 54405. [ edit on Wikidata] A penile implant is an implanted device intended for the treatment of erectile dysfunction, Peyronie's disease, ischemic priapism, deformity and any traumatic injury of the penis, and for phalloplasty or metoidioplasty, including in gender-affirming surgery. Men also opt for penile implants for aesthetic purposes.
Erectile dysfunction ( ED ), also referred to as impotence, is a form of sexual dysfunction in males characterized by the persistent or recurring inability to achieve or maintain a penile erection with sufficient rigidity and duration for satisfactory sexual activity. It is the most common sexual problem in males and can cause psychological ...
Ocular disease (e.g., dry eye, keratoconus, glaucoma) Systemic disorders (e.g., diabetes, rheumatoid arthritis) History of side effects from steroids; Granular corneal dystrophy type II; Possible complications. Some complications that can be temporary or permanent include: Dry eyes; Recurrent erosions during sleep; Long healing period; Pain
Neurology. Sixth nerve palsy, or abducens nerve palsy, is a disorder associated with dysfunction of cranial nerve VI (the abducens nerve ), which is responsible for causing contraction of the lateral rectus muscle to abduct (i.e., turn out) the eye. [1] The inability of an eye to turn outward, results in a convergent strabismus or esotropia of ...
Prism therapy (if tolerated, to manage diplopia) Vision Therapy. Patching (mainly to manage amblyopia in children and diplopia in adults) Botulinum toxin injection. Surgical correction. Surgical correction of the hypertropia is desired to achieve binocularity, manage diplopia and/or correct the cosmetic defect.
Efforts must first be made to identify and treat the underlying cause of the problem. Treatment options include eye exercises, [2] wearing an eye patch on alternative eyes, [2] [24] prism correction, [26] [24] [27] and in more extreme situations, surgery [5] [28] or botulinum toxin. [29]
This step in the procedure can sometimes cause small blood vessels to burst, resulting in bleeding or subconjunctival hemorrhage into the white of the eye, a harmless side effect that resolves within several weeks. Increased suction causes a transient dimming of vision in the treated eye.