Acquired Cholesteatoma without any Connection to the Tympanic Membrane
نویسندگان
چکیده
منابع مشابه
Keratinocyte differentiation in acquired cholesteatoma and perforated tympanic membranes.
OBJECTIVE To evaluate the type of differentiation of keratinocytes of acquired cholesteatoma and its significance for cholesteatoma invasiveness. DESIGN Forty acquired cholesteatomas and 10 tympanic membranes with persisting perforations were snap frozen and processed for immunohistochemical studies. Cytokeratin antibodies that represented all subgroups and antibodies that were directed again...
متن کاملExtensive Tympanic Membrane Cholesteatoma with Marginal Perforation: An Unusual Case
The migration of squamous epithelium of external ear through a tympanic membrane perforation into the middle ear forms a cholesteatoma. But it is extremely a rare condition to observe extensive cholesteatoma on the medial surface of tympanic membrane with perforation. This condition is termed tympanic membrane cholesteatoma (TMC). We herein present an exceptional case of extensive TMC with marg...
متن کامل[Cholesteatoma of the middle ear with closed tympanic membrane in children. Apropos of 8 cases].
Among 30 children with cholesteatoma undergoing surgery at the Bicetre Hospital between 1985 and 1990, 8 had intact tympanic membranes. Since this represents a larger portion of the patient population than would be expected from previously published data, we under-look a critical analysis of the clinical findings. Among these 8 cases, 2 corresponded to the criteria of congenital cholesteatoma w...
متن کاملA case report of temporary and acquired vitamin K-dependent clotting factor deficiency without any response to administrated vitamin K
Abstract Background and Objectives Vitamin K-dependent clotting factor deficiency (VKCFD) is usually an acquired problem due to liver disease, malabsorption, and overdose of warfarin. In the present paper the significance and role of vitamin K-dependent coagulation factors in menorrhagia were evaluated. Case We present a rare case of 43 year woman with acquired vitamin K deficiency and se...
متن کاملCholesteatoma of the tympanic part of the temporal bone.
This article presents accounts of two patients with cholesteatoma of the tympanic part of the temporal bone, located immediately lateral to the tympanic annulus (and with an intact tympanic membrane). The lesions were located deep in the anterior and inferior walls of the canal, especially in the vaginal process of the tympanic part. These more severe cases required surgical correction (removal...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: Practica oto-rhino-laryngologica. Suppl.
سال: 1995
ISSN: 0912-1870
DOI: 10.5631/jibirinsuppl1986.1995.supplement83_18