commissurotomy


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commissurotomy

 [kom″ĭ-sher-ot´ah-me]
surgical incision or digital disruption of the components of a commissure to increase the size of the opening.
mitral commissurotomy the breaking apart of the adherent leaflets (commissure) of the mitral valve, a formerly common treatment for mitral stenosis.

com·mis·sur·ot·o·my

(kom'i-shūr-ot'ō-mē),
1. Surgical division of any commissure, fibrous band, or ring via an incision or disruption, for example, balloon inflation.
2. Synonym(s): midline myelotomy

commissurotomy

(kŏm′ə-sho͝o-rŏt′ə-mē)
n. pl. commissuroto·mies
Surgical incision of a commissure in the body, as one made in the heart to relieve constriction of the mitral valve or one made in the brain to treat seizure disorders.

commissurotomy

Surgery The surgical splitting of a commissure–eg in the brain or cusps of heart valves. See Percutaneous transvenous mitral commissurotomy.

com·mis·sur·ot·o·my

(kom'i-shŭr-ot'ŏ-mē)
1. Surgical division of any commissure, fibrous band, or ring using surgery or a balloon catheter technique.
2. Synonym(s): midline myelotomy.

commissurotomy

Cutting of any COMMISSURE, especially the midline transverse nerve tract bundle that connects the two halves of the CEREBRUM.
References in periodicals archive ?
Influence of mitral valve morphology on mitral balloon commissurotomy: Immediate and six-month results from the NHLBI Balloon Valvuloplasty Registry.
* A percutaneous balloon mitral commissurotomy should be considered as a treatment option for young women with moderate or severe mitral stenosis.
immediate effect of percutaneous mitral commissurotomy on atrial electomechinical delay and P-wave dispersion in patients with severe mitral stenosis.
Percutaneous balloon versus closed and open mitral commissurotomy: seven year follow up results of a randomized trial.
Percutaneous transluminal mitral commissurotomy (PTMC) has become the treatment of choice for patients with symptomatic rheumatic mitral stenosis (MS).
Miyatake, "Residual atrial septal perforation after percutaneous transvenous mitral commissurotomy with inoue balloon catheter," American Heart Journal, vol.
At 3-year follow-up, 22 (41%) patients had events (symptoms, hospitalization for cardiac cause, atrial fibrillation, thromboembolic events, valvular surgery, or percutaneous commissurotomy).
A 57-year-old woman with a history of closed mitral commissurotomy was admitted to the Cardiology department for preoperative evaluation before a mitral valve replacement.
Variation in cardiac anatomy results in technical difficulties during percutaneous transvenous mitral commissurotomy (PTMC).
Posterior wall systolic and diastolic velocities measured by M-mode echocardiography improved in the patients with mitral stenosis after open mitral commissurotomy (19).
Cortical blindness after mitral commissurotomy. Bull Soc Ophtalmol Fr.
The first reported use of intraoperative echocardiography was in 1972 during mitral commissurotomy (Johnson et al 1972).