Hemianopsia: Causes & Reasons

Possible Causes for Hemianopsia

Keywords case report;homonymous hemianopsia;Bojungikki-tang;visual field test;visual defect [koreascience.or.kr]

Abstract The authors report a case of isolated homonymous hemianopsia secondary to embolic occlusion of the posterior cerebral artery. [ncbi.nlm.nih.gov]

Right PCA Left homonymous hemianopsia due to damage to right visual cortex in the occipital lobe. [neuroanatomy.ca]

Pituitary Neoplasm

Cushing-like effects, diplopia, bitemporal hemianopsia and diabetes insipidus are some of many symptoms that can be encountered. [symptoma.com]

The most common problem is to lose vision in the outer fields (peripheral vision), called a bitemporal hemianopsia. [houstonmethodist.org]

This type of pituitary adenoma results in: • Blurry vision • Loss of peripheral vision, called bitemporal hemianopsia • Loss of color perception, the ability to distinguish [texasspineandneurosurgerycenter.com]

Sturge-Weber Syndrome

Moreover, lamotrigine led to complete remission of his headache without homonymous hemianopsia. [ncbi.nlm.nih.gov]

We report the case of a 36-year-old woman with type III Sturge-Weber syndrome developing with prolonged left homonymous hemianopsia after an intractable migraine-like headache [ncbi.nlm.nih.gov]

Uram and Zullabigo reported hemianopsia in 11 (44%) of 25 patients. [44] In 2009, Shimakawa et al reported a rare case of recurrent homonymous hemianopsia that became permanent [emedicine.medscape.com]

MELAS Syndrome

Clinically, the proband had a stroke-like episode with right hemiparesis, hemianopsia and mental dysfunction as well as short stature, hearing impairments, and elevated lactate [ncbi.nlm.nih.gov]

Hemianopsia, cortical blindness and ophthalmoplegia may be present. The ERG can show reduced b-wave amplitudes and VEPs may be absent. [disorders.eyes.arizona.edu]

Partially recurrent and progressive neurological events (stroke-like), such as hemiparesis, hemianopsia, cortical blindness or a migraine. [oatext.com]

Rasmussen Syndrome

Later, it progresses to paralysis of one side of the body (hemiparesis), blindness in one eye ( hemianopsia ), and loss of mental function. [encyclopedia.com]

Hemianopia or Hemianopsia which refers to a condition in which the person loses vision of one side of the visual field. [epainassist.com]

This usually results in further weakness, hemianopsia and cognitive problems, but the other side of the brain may be able to take over some of the function, particularly in [en.wikipedia.org]

Wyburn-Mason Syndrome

At the age of 7 years, he developed acute hemianopsia and right hemiplegia. [ncbi.nlm.nih.gov]

Subject Blindness; Fluorescein Angiography; Hemianopsia; Humans; Intracranial Arteriovenous Malformations; Male; Middle Aged; optic Chiasm; Optic Disk; Retinal Vessels; Visual [collections.lib.utah.edu]

Central nervous system and vision may be severely impaired: affected individuals may present with acute headache, hemiplegia, and homonymous hemianopsia in half of the cases [thieme-connect.com]

Diffuse Corticomeningeal Angiomatosis of Divry and Van Bogaert

Name: Angiomatosis, Diffuse Corticomeningeal, of Divry and Van Bogaert 58 54 74 Corticomeningeal Angiomatosis, Myelination of the White Substance of the Centrum Ovale, Hemianopsia [malacards.org]

Corticomeningeal angiomatosis, myelination of the white substance of the centrum ovale, hemianopsia and marbled skin Overview A rare condition characterized by diffuse sclerosis [checkorphan.org]

[…] for Angiomatosis, diffuse corticomeningeal, of Divry and Van Bogaert Other Names : Corticomeningeal angiomatosis, myelination of the white substance of the centrum ovale, hemianopsia [familydiagnosis.com]

Temporal Lobe Tumor

“This particular symptom of impaired peripheral vision is known as bitemporal hemianopsia,” says Christopher Carrubba, MD, co-director for medical education at Med School [rd.com]

Ocular Migraine

[…] narrowed posterior cerebral artery spastic obliteration of the artery was confirmed through vertebral angiography, but the side of the spasm did not correspond with the side of hemianopsia [webview.isho.jp]

The most common symptoms are vertigo and dizziness, but symptoms may also include diplopia, hemianopsias, ataxia, tinnitus, decreased hearing, nausea, bilateral paresthesias [reviewofoptometry.com]

Traumatic Brain Injury

[…] injury to neurons carrying signals to muscles from the motor areas of the brain or spinal cord Hemiparesis – weakness, paralysis or loss of movement on one side of the body Hemianopsia [aans.org]

Brain Neoplasm

MRI scan of patient presenting with a left homonymous hemianopsia from a right occipital lesion. [intechopen.com]

Coronal MRI of a patient with a large pituitary mass compressing the optic chiasm causing bitemporal hemianopsia. [intechopen.com]

Lesions in the occipital lobe cause a homonymous hemianopsia in which the patient loses vision in the contralateral portion of both eyes (figure 5). [intechopen.com]

Parietal Lobe Tumor

These patients present with buphthalmos (enlarged eye) due to increased intraocular pressure and hemianopsia. [radiologyassistant.nl]

Vertebrobasilar Insufficiency

(A) MRI/DWI showing a right PCA territory acute infarct in a 71-year-old man with left-sided dysmetria and homonymous hemianopsia. [thoracickey.com]

The derangement can be slight and felt by the patient as visual disturbances (blurring of the vision, diplopia, skotomas, hemianopsia, partial or total blindness), hearing [slideshare.net]

Migraine

Visual or auditory disturbances (auras): Some people develop scotomas (blind spots), see geometric patterns, experience hemianopsia (vision on only one side), or, less commonly [emedicinehealth.com]

[…] fortifications or walls of a castle.[32] Usually the lines are in black and white but some people also see colored lines.[32] Some people lose part of their field of vision known as hemianopsia [en.wikipedia.org]

Subdural Hematoma

Common neurological signs include aphasia, cranial nerve palsies, hemiparesis, hemisensory deficits, gait disturbances, and hemianopsia.19,25,28,62 The majority of subdural [reliasmedia.com]

Common neurological signs include aphasia, cranial nerve palsies, hemiparesis, hemisensory deficits, gait disturbances, and hemianopsia. 19,25,28,62 The majority of subdural [ahcmedia.com]

Hemorrhage

In 1 patient with a focal hematoma and minute hemorrhages, a permanent neurologic deficit was present at discharge (hemiparesis, facial droop, hemianopsia). [ajnr.org]

Middle Cerebral Artery Occlusion

Furthermore, patients may have homonymous hemianopsia. [symptoma.com]

[…] posterior cerebral artery depend on the location of the occlusion and may include thalamic syndrome, thalamic perforate syndrome, Weber’s syndrome, contralateral hemplegia, hemianopsia [strokecenter.org]

Contralateral homonymous hemianopsia is often present. See also [ edit ] Leptomeningeal collateral circulation References [ edit ] ^ Moore KL, Dalley AR. [en.wikipedia.org]

Diffuse Brain Injury

Objective: This study examined performance on the Medical Symptom Validity test (MSVT) during acute rehabilitation for moderate-severe traumatic brain injury (TBI) stratified by Orientation Log (O-Log) scores. Method: Participants were 77 prospectively enrolled persons who sustained moderate-severe TBI and were[…] [ncbi.nlm.nih.gov]

Transient Ischemic Attack

Learn about this topic in these articles: occlusive strokes In nervous system disease: Occlusive strokes […]divided into four groups: (1) Transient ischemic attack s (TIAs) are the mildest occlusive strokes; symptoms last for minutes or hours. TIAs are usually caused by small emboli, such as fragments composed of[…] [britannica.com]

Ruptured Aneurysm

Clinical findings usually are those associated with SAH, although bitemporal hemianopsia or an oculomotor palsy may occur. [emedicine.medscape.com]

Chiasmal compression may produce bilateral temporal hemianopsia. Hypopituitarism or anosmia may be seen with giant aneurysms. [emedicine.medscape.com]

[…] localizing signs: False localization may be associated with CN III palsy and hemiparesis in uncal herniation, CN VI palsy with elevated intracranial pressure, homonymous hemianopsia [emedicine.medscape.com]

Aneurysm

World Neurosurg. 2018 Sep;117:203-207. doi: 10.1016/j.wneu.2018.06.029. Epub 2018 Jun 15. Author information 1 Department of Neurosurgery, Ajou University College of Medicine and Hospital, Suwon, Republic of Korea. 2 Department of Neurosurgery, Seoul St. Mary's Hospital, The Catholic University, Seoul, Republic of Korea. 3[…] [ncbi.nlm.nih.gov]

Posterior Cerebral Artery Thrombosis

Right PCA Left homonymous hemianopsia due to damage to right visual cortex in the occipital lobe. [neuroanatomy.ca]

In addition to a contralateral homonymous hemianopsia, the patients, who were physically and emotionally balanced before the stroke, suddenly manifested an acute, unusual, [ncbi.nlm.nih.gov]

Infarctions in the territory of the PCA most often result in a contralateral hemianopsia. [casemed.case.edu]

Embolism

[…] pathology Embolism, obstruction of the flow of blood by an embolus, a particle or aggregate of substance that is abnormally present in the bloodstream. The substance may be a blood clot that has broken loose from its point of formation (while it is still adherent to the vessel at the point where it was formed, the[…] [britannica.com]

Suprasellar Tumor

Lateral hemianopsia in the left eye and brachybasia were observed. [ncbi.nlm.nih.gov]

An examination of her visual fields revealed bitemporal hemianopsia. Her corrected visual acuity with eye glasses was insufficient. [semanticscholar.org]

In 1942, when she was 47 years old, she displayed the first symptoms of a suprasellar brain tumor: headache and hemianopsia. [ncbi.nlm.nih.gov]

Pituicytoma

Here, we report the case of a 67-year-old woman who presented with bitemporal hemianopsia and visual impairment accompanied by mildly elevated prolactin. [ncbi.nlm.nih.gov]

A 64-year-old man presented with progressive visual complaints, bitemporal hemianopsia, and headache. [ncbi.nlm.nih.gov]

Multiple Sclerosis

Dr. Carla Rossotti (left), a general practitioner, and her health care team leave the home of the their patient, 37-year-old Osvaldo Daniel Martinez. He has the symptoms of a degenerative disease, Rossotti says, but he needs a neurologist's evaluation before he can get proper treatment. Sarah Varney/Kaiser Health[…] [npr.org]

Temporal Arteritis

Giant cell arteritis with arteritic anterior ischemic optic neuropathy has rarely been diagnosed in Taiwan. Recently, we encountered a 76-year-old Taiwanese patient who presented with right visual impairment and marked pale swelling of his right disc. He also suffered body weight loss, general malaise and many typical[…] [ncbi.nlm.nih.gov]

Intracranial Sinus Thrombosis

2015 ICD-9-CM Diagnosis Code 437.6 Nonpyogenic thrombosis of intracranial venous sinus 2015 Billable Thru Sept 30/2015 Non-Billable On/After Oct 1/2015 ICD-9-CM 437.6 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 437.6 should only be used for claims with a date of[…] [icd9data.com]

Gonadotropic Pituitary Adenoma

Suprasellar extension causing optic chiasm compression can result in bitemporal hemianopsia or even more extensive visual field deficits. [oregonclinic.com]

Humphrey visual field 24-2 showing a bitemporal hemianopsia. Figure 2. [eyewiki.aao.org]

Visual field analysis demonstrated bitemporal hemianopsia. [pituitary.mgh.harvard.edu]

Cerebral Vein Thrombosis

Cerebral vein thrombosis (CVT) is a rare complication of spontaneous intracranial hypotension (SIH). When to suspect a thrombotic disorder during the course of intracranial hypotension is not fully elucidated. A 48-year-old woman was admitted because of SIH with no signs of CVT on neuroimaging. The occurrence of[…] [ncbi.nlm.nih.gov]