Science and Medicine

Couching (ophthalmology)

Couching is the earliest documented form of cataract surgery. It involves dislodging the lens of the eye, thus removing the cloudiness caused by the cataract, resulting in aphakia. Couching was a precursor to modern cataract surgery and pars plana vitrectomy.

Also on this shelf

See also

• ▸Ica stones
• ▸Bengaline
• ▸Coughs and sneezes spread diseases

Uncatalogued shelf

Text from Wikipedia; plate via Wikimedia Commons. Text CC BY-SA 4.0; plate freely licensed (see Commons). Source record. Images and catalogue data are reproduced from open-access collections.