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
hemianopsia in American English
(ˌhemiəˈnɑpsiə)
noun
Ophthalmology
any of several conditions in which there is blindness in half of the visual field, involving one or both eyes
Also: hemianopia (ˌhemiəˈnoupiə), hemiopia. Also called: hemiscotosis
Word origin
[1880–85; hemi- + an-1 + -opsia]This word is first recorded in the period 1880–85. Other words that entered Englishat around the same time include: Chief of Staff, highball, irredentist, quotation mark, regionalisman- is a prefix occurring before stems beginning with a vowel or h in loanwords from Greek, where it means “not,” “without,” “lacking” (anarchy; anecdote); used in the formation of compound words. Other words that use the affix an- include: anapsid, anodyne, anonymous, anopheles, anoxia
Examples of 'hemianopsia' in a sentence
hemianopsia
Except for hemianopsia and deficits in minute motor activity, the patient completely recovered.
Stefan Hagel, Christian Ewald, Torsten Doenst, Svea Sachse, Jürgen Roedel, MathiasW. Pletz 2015, 'Ventriculitis due to infection with Rhizopus arrhizus', Medical Mycology Case Reportshttp://www.sciencedirect.com/science/article/pii/S2211753915300051. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
After the convulsions ceased, he exhibited left homonymous hemianopsia.
Murakami H, Ichikawa H, Sugimoto A, Futamura A, Shimizu Y, Sugie M, Miller MW, KawamuraM 2014, 'Perceiving “ghost” images: a unique case of visual allesthesia with hemianopsiain mitochondrial disease', Neuropsychiatric Disease and Treatmenthttp://www.dovepress.com/perceiving-ldquoghostrdquo-images-a-unique-case-of-visual-allesthesia--a17119. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Examination showed disc pallor bilaterally, and perimetry showed the left homonymous hemianopsia.
Thomas Arun Varghese, Annamma James, Cigia Paul 2016, 'Retrograde trans-synaptic degeneration of visual pathway in an adult with head injury',Kerala Journal of Ophthalmologyhttp://www.kjophthal.com/article.asp?issn=0976-6677;year=2016;volume=28;issue=3;spage=210;epage=212;aulast=Varghese. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Neurologic exam was positive for a mild right hemiparesis and right homonymous hemianopsia.
J. J. Gold, J. R. Crawford 2013, 'Acute Hemiparesis in a Child as a Presenting Symptom of Hemispheric Cerebral ProliferativeAngiopathy', Case Reports in Neurological Medicinehttp://dx.doi.org/10.1155/2013/920859. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
The clinical and neurological examination showed a bilateral feet adactyly and bitemporal hemianopsia.
Jackson A. Gondim, Michele Schops, João Paulo Cavalcante, Erica Gomes 2007, 'Rathke's cleft cyst and partial feet adactyly: an unusual association Cisto de Rathkee adactilia parcial dos pés: uma associação rara', Arquivos de Neuro-Psiquiatriahttp://www.scielo.br/scielo.php?script=sci_arttext&pid=S0004-282X2007000600027. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Clinical examination revealed right homonymous hemianopsia and severe cognitive deficits.
Ana Ožura, Alenka Horvat Ledinek, Barbara Starovasnik, Alenka Sever, David B.Vodušek 2009, 'ALEXIA WITHOUT AGRAPHIA IN TUMEFACTIVE MULTIPLE SCLEROSIS: A CASE REPOR', Zdravniški Vestnikhttp://vestnik.szd.si/index.php/ZdravVest/article/view/334. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
During the examination, loss of vision and bitemporal hemianopsia were discovered.
Gustavo Valandro Rech, John Prochnau, Rosangela Rosa da Rosa, Othello Moreira FabiãoNeto, Fernando Antônio de Oliveira Costa 2004, 'Alterações visuais decorrentes do cisto da fenda de Rathke: relato de caso Visualalterations due to Rathke's cleft cyst: case report', Arquivos Brasileiros de Oftalmologiahttp://www.scielo.br/scielo.php?script=sci_arttext&pid=S0004-27492004000600024. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Eleven days later, she was readmitted because of a left hemianopsia.
M. Yger, C. Zavanone, L. Abdennour, W. Koubaa, F. Clarençon, S. Dupont, Y. Samson 2015, 'Acute Headache at Emergency Department: Reversible Cerebral Vasoconstriction SyndromeComplicated by Subarachnoid Haemorrhage and Cerebral Infarction', Case Reports in Emergency Medicinehttp://dx.doi.org/10.1155/2015/503871. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Visual field examination revealed a superior hemianopsia in the right eye.
Claudia Bruè, Cesare Mariotti, Ilaria Rossiello, Andrea Saitta, Alfonso Giovannini 2016, 'Demyelinizing Neurological Disease after Treatment with Tumor Necrosis Factor-α Antagonists',Case Reports in Ophthalmologyhttp://www.karger.com/Article/FullText/447086. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)