منابع مشابه
[Idiopathic perilymphatic fistula].
Fourty cases with surgically confirmed idiopathic perilymphatic fistula (IPF) were investigated on predisposing factors, sings and symptoms. The most common predisposing factors in the occurrence of IPF was significant exertion causing pressure change in tympanic cavity and cerebrospinal fluid. Ninety-two percents of the patients with IPF had auditory symptoms. Seventy percent of the patients h...
متن کاملHigh variability of perilymphatic entry of neutral molecules through the round window.
OBJECTIVE To improve the efficacy of intratympanic therapy using perilymphatic entry through the round window membrane. MATERIAL AND METHODS The perilymphatic entry characteristics of 2 neutral molecules, mannitol (182.2 Da) and inulin (7,000 Da), were studied. A polyethylene catheter was placed in contact with the guinea pig round window membrane and sealed with cyanoacrylate glue. This cath...
متن کاملPerilymphatic Fistula and Autoimmune Labyrinthitis
PURPOSE: To relate the finding of selecti ve enhancement of different turns of the cochlea to the frequency range of the hearing loss measured by audiogram . METHODS: Six patients aged 23 to 53 years, four men and two women, who presented w ith sudden hearing loss and had segmental enhancement of different turns of the cochlea on contrast-enhanced MR imaging were included in this retrospective ...
متن کاملCase In Point: Perilymphatic Fistula
A 4-year-old girl was brought to a local emergency department (ED) after an episode of dizziness, vomiting, and horizontal nystagmus. Her parents reported that she was following them when they entered their garage to get a ball. When the girl did not appear in the garage, her parents went to look for her and found her lying next to a tree. When they attempted to get her to stand up, she complai...
متن کامل[Perilymphatic fistula: differential diagnosis from Menière's disease].
Records of 77 patients who had surgically proven perilymphatic fistula (PLF) from 1979 through 1988 were reviewed. During this period, 16 patients had a fluctuating hearing loss in association with spells of vertigo. Ten of these patients had been diagnosed as having Menière's disease by at least one otolaryngologist before exploration for PLF. Audio-vestibular functions were compared between t...
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ژورنال
عنوان ژورنال: European Annals of Otorhinolaryngology, Head and Neck Diseases
سال: 2011
ISSN: 1879-7296
DOI: 10.1016/j.anorl.2010.12.004