Sphincterectomy (/ˌsfɪŋkˈtɛrɛktəmi/) is a medical procedure in which a sphincter muscle is incised or removed. The spelling of this word may seem daunting at first glance, but it follows the usual English practice of combining Greek roots with Latin and/or Greek suffixes. The word is derived from the Greek prefix "sphincter-" meaning "that which binds tight," and the suffix "-ectomy," which indicates a surgical removal. The phonetic transcription (/ˌsfɪŋkˈtɛrɛktəmi/) reflects the pronunciation of each letter in the word.
Sphincterectomy is a surgical procedure that involves the removal or partial removal of a sphincter muscle within the body. A sphincter is a circular muscle that surrounds and controls the opening and closing of various body passageways, such as those found in the gastrointestinal, urinary, and reproductive systems. These muscles help to regulate the flow of substances through the body.
Sphincterectomy is typically performed to alleviate or correct a condition where the sphincter muscle is dysfunctional, damaged, or causing discomfort. This procedure may be necessary to treat conditions such as anal fissures, strictures, or sphincter spasms. It can also be used in cases of incontinence, where the sphincter muscles struggle to control the release of urine or feces.
During a sphincterectomy, a surgeon will make an incision to gain access to the affected sphincter muscle. The muscle may be partially removed or completely excised, depending on the specific condition and the desired outcome. The incision is then closed with sutures or staples, and the patient is usually given post-operative care instructions to aid in recovery.
Sphincterectomy may be performed using traditional open surgery or minimally invasive techniques, such as laparoscopy or endoscopy. The choice of technique will depend on the location and severity of the condition being treated, as well as the surgeon's expertise.
It is important to note that a sphincterectomy is a significant surgical procedure that requires careful consideration and consultation with a medical professional.
Excision of a portion of the pupillary border of the iris.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.
The word "sphincterectomy" is derived from two Latin roots: "sphincter" and "ectomy".
1. "Sphincter" comes from the Greek word "sphinkter", meaning "that which binds tightly" or "constrictor". In anatomy, a sphincter refers to a circular muscle that can contract or relax to control the opening and closing of a passage or orifice in the body, thereby regulating the flow of substances. There are several sphincters in the body, including the anal sphincter, which controls the release of feces from the rectum.
2. "Ectomy" is a suffix that also comes from Greek and means "surgical removal" or "excision" of a particular organ or tissue.