retraction pockets

retraction pockets

small areas of retraction of the tympanic membrane due to chronic negative pressure in the middle ear that can lead to formation of cholesteatoma.

re·trac·tion pock·ets

(rĕ-trak'shŭn pok'ĕts)
Small areas of retraction of the tympanic membrane due to chronic negative pressure in the middle ear that can lead to formation of cholesteatoma.
References in periodicals archive ?
Thirty nine patients (54%) had shallow, self-cleaning, and safe retraction pockets mostly at the epitympanum.
Retraction pockets of pars tensa in pediatric patients: Clinical evolution and treatment.
They advocated that a cartilage graft is useful to prevent recurrence or progression of postoperative retraction pockets.
This volume describes endoscopic ear surgery indications, principles, and techniques through 20 chapters on instrumentation and equipment, preparation, pitfalls, principles of surgery, embryology, middle ear anatomy, ventilation and pathophysiology of the middle ear, radiological considerations for middle ear surgery, the diagnosis and follow-up of retraction pockets and cholesteatomas, and principles of endoscopic cadaveric ear dissection.
Arrangement is in seven chapters devoted to anatomy and physiology, anesthesia and surgical field, surgical materials, management of tympanic membrane abnormalities, and of ossicular abnormalities, and of retraction pockets and cholesteatoma, and finally, dressing and postoperative care.
Over a period of quite a few years I was the victim of many ear problems including chronic ear infections, cholesteatoma, retraction pockets, numerous ruptured ear drums, erosion of the bones of the middle ear and progressive hearing loss.
Julian Avisenis spoke on retraction pockets of the tympanic membrane and Joe Diver on nasal and throat conditions.
Children with severe otitis media (OM) that requires multiple tube insertions are at greatest risk, because multiple perforations create more places for eardrum retraction pockets to form.
Grundfast expressed greater concern that retraction pockets can lead to cholesteatoma in children.
We found that although retraction pockets developed in a significantly higher proportion of the tympanostomy-treated ears than the conservatively treated ears (58 vs.
INTRODUCTION: Pathogenesis of retraction pockets involves a combination of poor Eustachian tube function and thinning of the drum due to loss of its middle fibrous layer.
Deep retraction pockets, with or without squamous debris, were treated by placing a tympanostomy tube in the pars tensa, in a location removed from the lesion (figure).