Titlebook: Ear, Nose and Throat Histopathology; Leslie Michaels,Henrik B. Hellquist Book 2001Latest edition Springer-Verlag London 2001 Otorhinolaryn

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樂意

Otitis Media common of all diseases, particularly in young children. The clinical forms of the acute and chronic conditions correspond to the pathological changes, but intermediate or mixed states are frequent. Perforation of the tympanic membrane may occur at any phase of otitis media, but an effusion is often

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Ménière’s Disease; Pathology of the Vestibular System; Presbycusisitus. Its pathological basis has become firmly established as “hydrops”, i.e. distention of the endolymphatic spaces of the labyrinth by fluid. The cause of the hydrops in Ménière’s disease is unknown. There are, however, other diseases of known aetiology in which hydrops may be present as a complic

Ganglion-Cyst

Bony Abnormalitiess of age. The cause is not yet certain, but the presence in many cases of paramyxovirus-like structures seen within osteoclasts has prompted the suggestion that Pagefs disease may be of viral aetiology and the measles virus and canine distemper viruses have been under scrutiny as candidates. The pat

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The Normal Nose and Paranasal Sinuses, the olfactory placode, on each side. These are each placed above and medial to a maxillary swelling, which has been formed above a mandibular swelling, the four swellings, two maxillary and two mandibular (the latter of which soon fuse to form the lower jaw) being arranged around a primordial mout

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Papillomaalignant transformation is seldom a problem. Abnormal hyperplastic changes of the epithelium are frequent, but if similar criteria of assessment for possible cancerous or precancerous change are used to those applied in other stratified squamous epithelia (see Chapter 34), a diagnosis of malignancy