loss of vision in either the whole left or the whole right half of the field of vision
Also called: hemianopsia (ˌhɛmɪænˈɒpsɪə), hemiopia (ˌhɛmɪˈəʊpɪə)
Word origin
C19: from hemi- + an- + Greek opsis sight
Examples of 'hemianopia' in a sentence
hemianopia
She developed bitemporal hemianopia at 20-week gestation.
Anne Marie Hannon, Isolda Frizelle, George Kaar, Steven J Hunter, Mark Sherlock, ChristopherJ Thompson, Domhnall J O'Halloran 2019, 'Octreotide use for rescue of vision in a pregnant patient with acromegaly', Endocrinology, Diabetes & Metabolism Case Reportshttps://edm.bioscientifica.com/view/journals/edm/2019/1/EDM19-0019.xml. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Another patient presented with right homonymous hemianopia.
Sinha M, Garg R, Bhatt MLB, Chandra A 2010, 'Tumefactive demyelinating lesion: Experience with two unusual patients', Journal of Postgraduate Medicinehttp://www.jpgmonline.com/article.asp?issn=0022-3859;year=2010;volume=56;issue=2;spage=146;epage=149;aulast=Sinha. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Visual assessment identified hemianopia and dorsal stream dysfunction.
Nicola McDowell, Gordon N. Dutton 2019, 'Hemianopia and Features of Bálint Syndrome following Occipital Lobe Hemorrhage: Identificationand Patient Understanding Have Aided Functional Improvement Years after Onset', Case Reports in Ophthalmological Medicinehttp://dx.doi.org/10.1155/2019/3864572. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
An 81-year-old female patient was admitted for left hemiparesis and homonymous hemianopia.
Marta Catarino Manso, Simão C. Rodeia, Sofia Rodrigues, Pedro Cavilhas, Raquel Domingos 2016, 'Malignant Otitis Externa and Stroke', European Journal of Case Reports in Internal Medicinehttp://ejcrim.com/index.php/EJCRIM/article/view/387. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
His neurologic examination revealed no lateralized deficit but left homonymous hemianopia.
Enes Duman 2015, 'Endovascular Treatment of Acute Stroke due to the Floating Carotid Thrombus with Intra-ArterialTissue Plasminogen Activator and Stenting', Çukurova Üniversitesi Tıp Fakültesi Dergisihttp://www.scopemed.org/fulltextpdf.php?mno=189650. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Clinical examination revealed the right homonymous hemianopia with reduced visual acuity and papilledema bilaterally.
Davendran Kanesen, Regunath Kandasamy, Zamzuri Idris 2016, 'Occipital falcine anaplastic hemangiopericytoma mimicking meningioma', Journal of Neurosciences in Rural Practicehttp://www.ruralneuropractice.com/article.asp?issn=0976-3147;year=2016;volume=7;issue=5;spage=95;epage=98;aulast=Kanesen. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Physical examination detected the presence of right homonymous hemianopia.
Frederico Carvalho de Medeiros, Lucas Alverne Freitas de Albuquerque, Jose EymardHomem Pittella, Renata Brant de Souza, Antonio Pereira Gomes Neto, Paulo Pereira Christo 2014, 'Open-Ring Enhancement in Pseudotumoral Multiple Sclerosis: Important RadiologicalAspect', Case Reports in Neurological Medicinehttp://dx.doi.org/10.1155/2014/951690. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
76% showed field defects of which bitemporal hemianopia was the commonest in 52.9%.
Chitra Munusamy Rajendran, Malarvizhi Raman, Sahana Ajjampur 2017, 'A STUDY ON OPHTHALMIC MANIFESTATIONS IN PITUITARY GLAND TUMOURS', Journal of Evidence Based Medicine and Healthcarehttps://www.jebmh.com/data_pdf/Malarvizhi%20-%20FINAL.pdf. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Perimetry revealed bitemporal hemianopia and magnetic resonance imaging showed a giant pituitary adenoma.
Frederico Castelo Moura, Allan Christian Pieroni Gonçalves, Mário Luiz Ribeiro Monteiro 2006, 'Seesaw nystagmus caused by giant pituitary adenoma: case report Nistagmo em gangorracausado por adenoma pituitário gigante: relato de caso', Arquivos de Neuro-Psiquiatriahttp://www.scielo.br/scielo.php?script=sci_arttext&pid=S0004-282X2006000100030. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Visual field defects included monocular, bitemporal, nasal, and homonymous hemianopia.
Alon Zahavi, Alon Zahavi, Helen Toledano, Helen Toledano, Rony Cohen, Rony Cohen,Sara Sella, Judith Luckman, Shalom Michowiz, Shalom Michowiz, Nitza Goldenberg-Cohen,Nitza Goldenberg-Cohen, Nitza Goldenberg-Cohen 2018, 'Use of Optical Coherence Tomography to Detect Retinal Nerve Fiber Loss in ChildrenWith Optic Pathway Glioma', Frontiers in Neurologyhttps://www.frontiersin.org/article/10.3389/fneur.2018.01102/full. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)