OBJECTIVES: Investigate immune responses of adenoidal lymphocytes against outer-membrane protein P6 purified from nontypeable Haemophilus influenzae (HI). Clarify the role of adenoids in regulating the colonization of HI in the nasopharynx.

STUDY DESIGN: Microbiological and immunological examinations of adenoids obtained from 21 children, 15 boys and five girls, from 1 to 13 years of age (median, 5 y), suffering from adenoidal hypertrophy complicated by otitis media with effusion ...

Although keratoacanthomas are not rare in the head and neck area, patients with this type of tumor rarely consult an otolaryngologists for treatment. Keratoacanthoma should be considered in the differential diagnosis of squamous cell carcinoma. This tumor grows rapidly, usually attaining a size of about 10-20 mm in approximately 6 weeks. This is followed by slow involution over a period of 2-6 months. A keratoacanthoma larger than 20-30 mm is called as 'giant keratoacanthoma' and it is ...

Plain paranasal sinus radiographs including occipitofrontal and occipitomental views often show abnormal shadows in patients with allergic rhinitis. For that reason, the relationship between chronic sinusitis and allergy has been discussed for many years. Type I allergy is thought to be involved in the sinusitis which is called allergic sinusitis. However, there is not enough information pertaining to this disorder. In order to determine the clinical feature and the characteristics of ...