{"id":1115,"date":"2023-05-05T17:13:25","date_gmt":"2023-05-05T15:13:25","guid":{"rendered":"https:\/\/madeleinevet.fr\/non-classifiee\/chromatic-pupillometry\/"},"modified":"2024-05-13T18:19:36","modified_gmt":"2024-05-13T16:19:36","slug":"chromatic-pupillometry","status":"publish","type":"post","link":"https:\/\/madeleinevet.fr\/en\/ophtalmology\/chromatic-pupillometry\/","title":{"rendered":"Chromatic pupillometry"},"content":{"rendered":"\n<p>The pupil is at the centre of the Iris, it is a hole that lets light pass through to reach the retina.<\/p>\n\n<p>The pupil size can vary, with dilation referred to as mydriasis and contraction as myosis.<\/p>\n\n<p>In the past, it was believed that this reflex was primarily caused by retinal cells, such as cones and rods.<\/p>\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"341\" src=\"https:\/\/madeleinevet.fr\/wp-content\/uploads\/2023\/05\/madeleine-vet-pupillometrie-chromatique-medecine-oculaire-cabinet-veterinaire-paris-1024x341.jpg\" alt=\"\" class=\"wp-image-257\" srcset=\"https:\/\/madeleinevet.fr\/wp-content\/uploads\/2023\/05\/madeleine-vet-pupillometrie-chromatique-medecine-oculaire-cabinet-veterinaire-paris-1024x341.jpg 1024w, https:\/\/madeleinevet.fr\/wp-content\/uploads\/2023\/05\/madeleine-vet-pupillometrie-chromatique-medecine-oculaire-cabinet-veterinaire-paris-300x100.jpg 300w, https:\/\/madeleinevet.fr\/wp-content\/uploads\/2023\/05\/madeleine-vet-pupillometrie-chromatique-medecine-oculaire-cabinet-veterinaire-paris-768x256.jpg 768w, https:\/\/madeleinevet.fr\/wp-content\/uploads\/2023\/05\/madeleine-vet-pupillometrie-chromatique-medecine-oculaire-cabinet-veterinaire-paris-1536x512.jpg 1536w, https:\/\/madeleinevet.fr\/wp-content\/uploads\/2023\/05\/madeleine-vet-pupillometrie-chromatique-medecine-oculaire-cabinet-veterinaire-paris-2048x683.jpg 2048w, https:\/\/madeleinevet.fr\/wp-content\/uploads\/2023\/05\/madeleine-vet-pupillometrie-chromatique-medecine-oculaire-cabinet-veterinaire-paris-scaled.jpg 2560w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n<p>However, discovering another photopigment in deep retinal cells, known as lymph node cells, has added another dimension to our understanding of the pupillary reflex.<\/p>\n\n<p>Different responses can be observed by modulating the intensity and wavelength of light. <\/p>\n\n<p>Chromatic pupillometry is a non-invasive method that can diagnose lesions of cones and rods or deep layers of a dog's retina with perfect correlation. This method helps diagnose retinal degeneration, glaucoma, retinitis, and optic neuritis.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The pupil is at the centre of the Iris, it is a hole that lets light pass through to reach the retina. The pupil size can vary, with dilation referred to as mydriasis and contraction as myosis. In the past, it was believed that this reflex was primarily caused by retinal cells, such as cones [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":546,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[94],"tags":[],"class_list":["post-1115","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ophtalmology"],"_links":{"self":[{"href":"https:\/\/madeleinevet.fr\/en\/wp-json\/wp\/v2\/posts\/1115","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/madeleinevet.fr\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/madeleinevet.fr\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/madeleinevet.fr\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/madeleinevet.fr\/en\/wp-json\/wp\/v2\/comments?post=1115"}],"version-history":[{"count":0,"href":"https:\/\/madeleinevet.fr\/en\/wp-json\/wp\/v2\/posts\/1115\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/madeleinevet.fr\/en\/wp-json\/wp\/v2\/media\/546"}],"wp:attachment":[{"href":"https:\/\/madeleinevet.fr\/en\/wp-json\/wp\/v2\/media?parent=1115"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/madeleinevet.fr\/en\/wp-json\/wp\/v2\/categories?post=1115"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/madeleinevet.fr\/en\/wp-json\/wp\/v2\/tags?post=1115"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}