{"id":"https://openalex.org/keywords/visual-field-testing","display_name":"visual field testing","description":"A diagnostic procedure in ophthalmology that measures a person's visual field to detect or monitor vision loss and eye or neurological disorders.","display_name_alternatives":["visual field tests","visual field measurement","visual field analysis","perimetry","visual field assessment","visual field exam","visual field examination","visual field test"],"ids":{"openalex":"https://openalex.org/keywords/visual-field-testing","wikidata":"https://www.wikidata.org/wiki/Q1801370"},"primary_topic":{"id":"https://openalex.org/T10250","display_name":"Glaucoma and retinal disorders","score":0.4639,"subfield":{"id":"https://openalex.org/subfields/2731","display_name":"Ophthalmology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},"topics":[{"id":"https://openalex.org/T10250","display_name":"Glaucoma and retinal disorders","score":0.4639,"subfield":{"id":"https://openalex.org/subfields/2731","display_name":"Ophthalmology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10427","display_name":"Visual perception and processing mechanisms","score":0.0805,"subfield":{"id":"https://openalex.org/subfields/2805","display_name":"Cognitive Neuroscience"},"field":{"id":"https://openalex.org/fields/28","display_name":"Neuroscience"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"works_count":11782,"cited_by_count":95744,"works_api_url":"https://api.openalex.org/works?filter=keywords.id:keywords/visual-field-testing","updated_date":"2026-10-22T04:07:25","created_date":"2022-04-12T19:38:12"}
