Unilateral Blindness: Causes & Reasons

Possible Causes for Unilateral Blindness

A case of unilateral blindness following blunt injury to the skull is presented. [ncbi.nlm.nih.gov]

Methods: One hundred consecutive patients with unilateral/ bilateral blindness as a result of minor head injury were studied with regard to their visual status, CT scan, MRI [ijo.in]

[…] a blinding disease. [merckvetmanual.com]

Temporal Arteritis

blindness; shares many of the symptoms of polymyalgia rheumatica Applies To Cranial arteritis Horton's disease Temporal arteritis ICD-9-CM Volume 2 Index entries containing [icd9data.com]

blindness. [medical-dictionary.thefreedictionary.com]

Visual symptoms of diplopia, blurred vision, or amaurosis fugax may antedate development of sudden unilateral blindness. [rheumaknowledgy.com]

Optic Nerve Infarction

Unilateral blindness occurring during anesthesia for neurosurgical operations. AMA Arch Ophthalmol 1954;52:819–30. [journals.lww.com]

In addition, examination of the pupils may not show any difference in size when both the eyes are open. · Unilateral blindness due to optic nerve injury is often missed on [thamburaj.com]

Loss of vision may be unilateral but is often bilateral, ranging from irreversible total blindness to mild transient deficits. [ijo.in]

Branch Retinal Artery Occlusion

Symptoms: In central retinal artery occlusion, the patient generally complains of sudden, painless unilateral blindness. [alpfmedical.info]

Occlusion of the Ophthalmic Artery

Unilateral blindness occurring during anaesthesia for neurosurgical operations. AMA Arch Ophthalmol 1954; 52: 819-30. 6. [neurologyindia.com]

and in case of unilateral involvement, to save the other eye. [ijmr.org.in]

This case highlights the importance of early diagnosis and prompt treatment of giant cell arteritis in order to prevent the blinding complications like ophthalmic artery occlusion [ijmr.org.in]

Cavernous Sinus Aneurysm

Triad of unilateral blindness, orbital fractures and massive epistaxis’ after head injury. J. Neurosurg., 1961;18: 837. 5. Mahmoud, NA. [jpma.org.pk]

Carotid-Cavernous Sinus Fistula

German, Triad of unilateral blindness, orbital fractures and massive epistaxis after head injury. J. Neurosurg. 18 (1961), 837–840. PubMed Google Scholar McCormick, W. [link.springer.com]

Cytomegalovirus Retinitis

However, there is a risk of unilateral blindness in severe cases. [patient.info]

Blindness can ensue within months of symptom onset. Furthermore, cytomegalovirus retinitis is often initially unilateral before becoming bilateral. [symptoma.com]

Retinitis often begins unilaterally, but progression to bilateral disease is common. [njcponline.com]

Cavernous Sinus Thrombosis

Complications of cavernous sinus thrombosis include meningoencephalitis, brain abscess, stroke, blindness, and pituitary insufficiency. [merckmanuals.com]

Cavernous sinus thrombosis and blindness as complications of an odontogenic infection: report of a case and review of literature. [degruyter.com]

Symptoms and Signs Initial symptoms of cavernous sinus thrombosis are progressively severe headache or facial pain, usually unilateral and localized to retro-orbital and frontal [merckmanuals.com]

Multiple Sclerosis

Unilateral or asymmetric optic neuritis and bilateral internuclear ophthalmoplegia are typical. Central vision is affected more than peripheral vision. [msdmanuals.com]

Optic neuritis causes loss of vision (ranging from scotomas to blindness), eye pain during eye movement, and sometimes abnormal visual fields, a swollen optic disk, or a partial [msdmanuals.com]

Foster-Kennedy Syndrome

In 1909 PATON reported a case of unilateral papilloedema with contralateral blindness without optic disc involvement. [ijo.in]

Retinal Hemorrhage

Congenital stationary night blindness, dystrophies of the choroid and retina (gyrate atrophy, choroideremia). [institut-vision.org]

[…] mimic RP, such as Usher syndrome, Waardenburg syndrome, Alport syndrome, Refsum disease, Leber congenital amaurosis (LCA), Senior-Loken syndrome, Bardet-Biedl syndrome, unilateral [institut-vision.org]

Retinoblastoma

Complications The following clinical conditions may complicate from the primary retinoblastoma and from its post-radiation condition: Blindness: A dysfunctional orbit may [symptoma.com]

It can occur in one eye (unilateral) or in both eyes (bilateral). Retinoblastoma is usually confined to the eye and has not spread to other tissues. [acco.org]

Patients considered for enucleation include those with advanced retinoblastoma in one or both eyes, active tumor in a blind eye, and painful glaucoma from tumor invasion. [ncbi.nlm.nih.gov]

Retinopathy

Congenital stationary night blindness, dystrophies of the choroid and retina (gyrate atrophy, choroideremia). [institut-vision.org]

Glaucoma

Primary congenital glaucoma is a rare disease that causes elevated intraocular pressure within the first three years of life. Few studies have explored the association of primary congenital glaucoma with malformation of corpus callosum. We report on a six-month-old female presenting with unilateral primary congenital[…] [ncbi.nlm.nih.gov]

Primary Progressive Multiple Sclerosis

We present three patients with a clinical course and cerebrospinal fluid findings consistent with a diagnosis of primary progressive multiple sclerosis (PPMS). Extensive and repeated magnetic resonance imaging (MRI) examinations showed only diffuse abnormality in brain and spinal cord, but no focal lesions. We propose[…] [ncbi.nlm.nih.gov]

Ophthalmoplegic Migraine

[…] of unilateral visual disturbance or blindness lasting from minutes to one hour. [reviewofoptometry.com]

[…] is manifested by recurrent attacks of unilateral visual disturbance or blindness lasting from minutes to 1 hour, associated with minimal or no headache. [emedicine.medscape.com]

Also called ophthalmic or ocular migraine, this is a fairly common cause of transient monocular blindness in young adults. 14,15 This disorder is manifested by recurrent attacks [reviewofoptometry.com]

Carotid Embolism

We herein present a case of an internal carotid artery embolism associated with a hidden internal carotid artery aneurysm. The aneurysm was visualized during successful endovascular treatment of the carotid embolism. In retrospect, the aneurysm was at risk of rupture during the procedure. In the endovascular[…] [ncbi.nlm.nih.gov]

Carotid Artery Occlusion

Research Article HEAD AND NECK, Michael Eliasziw, Peter M. Rothwell, Matthias H. Schmidt, Charles P. Warlow and Henry J.M. Barnett for the North American Symptomatic Carotid Endarterectomy Trial and European Carotid Surgery Trial Groups American Journal of Neuroradiology September 2005, 26 (8) 2086-2094; Abstract[…] [ajnr.org]

Cataract

Bilateral simultaneous cataract surgery (BSCS) has gained popularity among eye surgeons in many countries. This study examines the case of a 77-year-old patient who developed bilateral Pseudomonas aeruginosa endophthalmitis following bilateral simultaneous cataract surgery. Immediate bilateral vitrectomy and[…] [ncbi.nlm.nih.gov]

Meningioma

Meningioma (Frontal). (Left) T1-weighted with gadolinium parasagittal MRI; (Middle) T1-weighted axial MRI; (Right) T1-weighted with gadolinium axial MRI. Note the large, well demarcated mass that is dural based and compresses the adjacent frontal lobe. The mass is isointense on T1-weighted images but strongly enhances[…] [casemed.case.edu]

Sarcoidosis

Sarcoidosis is an idiopathic granulomatous disease. Although often considered a pulmonary disease, it can affect virtually any organ with diverse and protean manifestations. However, most patients present with typical symptoms that are recognizable at the first clinical encounter. Although the cause is incompletely[…] [annals.org]

Secondary Glaucoma

PURPOSE: To examine clinical outcomes following an initial trabeculectomy with mitomycin-C for secondary glaucoma associated with uveitis in Behçet disease (BD) patients. DESIGN: Retrospective interventional case series. PATIENTS AND METHODS: Twenty-two eyes in 18 patients with uveitic glaucoma (UG) associated with[…] [ncbi.nlm.nih.gov]

Diabetic Retinopathy

Diabetic Retinopathy Diabetes mellitus is a disorder that is caused by a deficiency in insulin (Type 1) or an inability of existing insulin (Type 2 ) to keep blood sugars under control. Over time patients with diabetes, especially those with poorly controlled blood sugar may develop eye, kidney, heart, nerve and skin[…] [avruc.com]

Acute Angle Closure Glaucoma

To present an unusual case of simultaneous bilateral acute angle-closure (AAC) glaucoma in a patient with subarachnoid hemorrhage due to an aneurysm involving the right middle cerebral artery. A 60-year-old woman with a clinically inexplicable bilateral nonreacting mydriasis after brain surgery underwent an[…] [ncbi.nlm.nih.gov]

Vitreous Hemorrhage

A 79-year-old woman was referred for rapid onset of painless bilateral vision loss. Anterior segment exams revealed bilateral spontaneous hyphema and fibrin accumulation. Observation of the posterior chamber by B-scan ultrasound showed vitreous hemorrhage and choroidal detachment bilaterally. No evidence of[…] [ncbi.nlm.nih.gov]

Angle Closure Glaucoma

PURPOSE: To compare biometric differences between eyes with unilateral chronic primary angle-closure glaucoma (PACG) and fellow non-glaucomatous eyes in the same patient. METHODS: Clinical data and imaging records of 17 patients with unilateral PACG were retrospectively reviewed. The fellow eyes with primary[…] [ncbi.nlm.nih.gov]

Retinal Detachment

What is the retina? The retina is the thin layer of light-sensing nerve cells lining the inside back of your eye. It converts light rays into signals, which are sent through the optic nerve to your brain where they are recognized as images. An eye is like a camera. The cornea and lens in the front of the eye[…] [ohsu.edu]

Stromal Corneal Dystrophy

1 Long-term clinical outcome of femtosecond laser-assisted lamellar keratectomy with phototherapeutic keratectomy in anterior corneal stromal dystrophy. ( 28611133 ) 2017 2 Keratoconus in Patients with Macular Stromal Dystrophy. ( 27455826 ) Kosrirukvongs P....Booranapong W. 2016 3 Bilateral cloudy cornea: is the[…] [malacards.org]

Ectopia Lentis

Dislocation or malposition of the crystalline lens of the eye. A partial displacement (or dislocation) of the lens is described as a subluxation of the lens, while a complete displacement is termed luxation of the lens. A complete displacement occurs if the lens is completely outside the patellar fossa of the lens,[…] [ebi.ac.uk]