The spelling of the medical term "preparatory iridectomy" can seem daunting at first glance, but it becomes clearer with the use of IPA phonetic transcription. The word is pronounced /prɛpərətɔːri aɪrɪˈdɛktəmi/, with stress placed on the second syllable of "iridectomy". This surgical procedure involves removing part of the iris to reduce intraocular pressure, and the word's spelling reflects the Latin roots of "preparatory" and "iridectomy". With the help of accurate phonetic transcription, even complex medical terms can be deciphered and understood.
Preparatory iridectomy is a medical procedure performed to create a small opening or hole in the iris, which is the colored part of the eye. This specialized surgical technique is usually carried out prior to another procedure, such as a cataract surgery or glaucoma surgery, as a preparatory step to ensure optimal outcomes.
The main purpose of a preparatory iridectomy is to enhance the flow of fluid within the eye, specifically the aqueous humor, which is responsible for maintaining proper eye pressure. By creating a small opening in the iris, pressure in the eye can be regulated more effectively, reducing the risk of complications during subsequent surgeries.
The procedure is typically conducted under local anesthesia. A small incision is made in the cornea, and a portion of the iris is removed using specialized tools. The size and location of the iridectomy are carefully determined to ensure an appropriate flow of aqueous humor.
Preparatory iridectomy may be recommended in cases where the patient is at risk of developing acute angle-closure glaucoma or if there is an increased likelihood of complications during subsequent eye surgeries. The procedure is generally considered safe, although like any surgery, it carries some risks such as bleeding, infection, or damage to nearby eye structures.
Ultimately, preparatory iridectomy serves as a preemptive measure to ensure that subsequent eye surgeries can be performed safely and seamlessly, allowing for improved visual outcomes and better management of eye conditions.
One done as a preparatory measure to a cataract operation.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.
The word "preparatory iridectomy" can be broken down into two parts: "preparatory" and "iridectomy".1. "Preparatory" is derived from the verb "prepare", which comes from the Latin word "praeparare", meaning "to make ready beforehand". It is formed by combining the preposition "prae" (meaning "before" or "in front of") and the verb "parare" (meaning "to make ready" or "to furnish").2. "Iridectomy" is derived from the combination of two Greek roots. "Iris" comes from the Greek word "eirēnē", meaning "rainbow" or "colored circle". "Ektomē" comes from the Greek verb "ektemnein", meaning "to cut out". Therefore, "iridectomy" means "surgical removal of a portion of the iris".