microphthalmos


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Related to microphthalmos: microphthalmia

microphthalmos

 [mi″krof-thal´mus]
a developmental defect causing moderate or severe reduction in size of the eye.

mi·croph·thal·mos

(mī'krof-thal'mos),
Abnormal smallness of the eye.
[micro + G. ophthalmos, eye]

microphthalmia

A congenital reduction in eye size, with the ocular bulb measuring 1/2 of the normal volume in extreme cases, due to an abnormal development of the optic vesicle in the optic cup.

Aetiology
• Congenital—e.g., encephalo-ophthalmic dysplasia, focal dermal hypoplasia, Hallermann-Streiff syndrome, incontinentia pigmenti, Lenz microphthalmia syndrome, retinopathy of prematurity, trisomy 13-15.
• Infectious—e.g., CMV, herpes, rubella, toxoplasmosis.
• Toxins—e.g., foetal alcohol syndrome.

Incidence
14/105; 3–11% of all cases of blindness.

mi·croph·thal·mos

(mī'krof-thal'mŏs)
Abnormal smallness of the eye.
[micro- + G. ophthalmos, eye]

microphthalmos

The state of having an abnormally small eyeball. In severe degrees there is usually a gross defect of vision.

mi·croph·thal·mos

, microphthalmia (mī'krof-thal'mŏs, -mē-ă)
Abnormal smallness of the eye.
[micro- + G. ophthalmos, eye]
References in periodicals archive ?
Intraoperative performance and postoperative outcomes of cataract surgery in infant eyes with microphthalmos. J Cataract Refract Surg.
Elder, "Aetiology of severe visual impairment and blindness in microphthalmos," British Journal of Ophthalmology, vol.
Another diagnostic issue that has been debated in the literature is the distinction between nanophthalmos and posterior microphthalmos. Posterior microphthalmos is described as a subtype of microphthalmia, in which the axial length is shortened in the posterior segment only.
Nitrofurantoins were associated with anophthalmia or microphthalmos, hypoplastic left heart syndrome, atrial septal defects, and cleft lip with cleft palate.
Many listeners will fail to realise that Ryan is blind, having been born with microphthalmos -an undersized and undeveloped left eye, as well as anophthalmos of the right eye -where the eyeball is missing altogether.
Bilateral nanophthalmos, or simple microphthalmos, is a condition in which the total axial length of the eye is reduced.
Both were born with a form of microphthalmos, an extremely rare eye deformity.
Prevalence rates for a microphthalmos are higher and are ranging between 1.4 and 3.5 per 10,000 births [4].
Children with traumatic cataract, retinopathy of prematurity, congenital glaucoma, microphthalmos, persistent fetal vasculature, Marfan's syndrome, and other anterior or posterior segment anomalies were excluded.
(6%) of the cases in which CFP was indicated is due to congenital anomalies like microphthalmos, anophthalmos and in the cases of the Buphthalmos after the eye ball was removed surgically.
Bves Knockdown Results in Microphthalmos with Retinal Lamination Defect.