Introduction: The hepatitis B is a viral infection that causes a big problem globally. About 2 billion people worldwide are infected and there are now about 400 million HBV-DNA carriers around the world. HBV infection is the ninth cause of death worldwide and infects about 350 million new cases each year in the world. HBV-DNA can be spotted in different body secretions and fluids, including se...

BACKGROUND Hearing loss is a prevalent and significant disability that impairs functional development and educational attainment of school children in developing countries. Lack of a simple and practical screening protocol often deters routine and systematic hearing screening at school entry. AIM To identify predictors of hearing loss for a practical screening model in school-aged children. ...

OBJECTIVE To evaluate the efficacy of 2 ceruminolytic products, Cerumenex Eardrops (Purdue Frederick Company, Norwalk, Conn) and Murine Ear Drops (Abbott Laboratories, Abbott Park, Ill), in subjects with partial or complete occlusion of the ear canal due to cerumen. DESIGN Randomized, subject- and observer-blind, placebo-controlled, clinical trial. SETTING Corporate research clinic. PARTI...

A 56-year-old white male physician presented with a 5-year history of recurrent and intermittent hearing loss. The symptoms were predominantly right-sided and were increasing in frequency. Hearing loss was interfering with his ability to perform auscultatory examinations. He was able to temporarily restore hearing with the frequent use of carbamide peroxide drops. There was no history of prior ...

STUDY OBJECTIVE Assessment of the tympanic membrane is often impeded by the presence of cerumen. We compared the ceruminolytic effects of triethanolamine polypeptide and docusate sodium in patients with cerumen. METHODS We conducted a prospective, randomized, controlled, double-blind trial on a convenience sample of cooperative adult and pediatric patients presenting to a university-based eme...

Objectives: To evaluate the prevalence and associated symptoms of cerumen impaction in adults state Rio Grande do Norte. Methods: This is an analytical, cross-sectional observational research, with a quantitative approach, which users, companions employees tertiary hospital aged 18 years or older participated, through otoscopy evaluation clinical otological complaints. Results: 1,067 between 87...

The objective of this study was to determine the presence of different species of the genus Malassezia in the healthy external auditory canal of wild felids maintained in captivity. One hundred and thirty-two adult animals (264 samples of cerumen), 77 males (58.3%) and 55 females (41.7%), were studied: large felids (55 animals) - 26 lions (Panthera leo), 13 tigers (Panthera tigris), 6 leopards ...

BACKGROUND Ear related diseases are commonly seen in clinics worldwide especially among children. They are associated with significant morbidity and frequent hospital visits. Limited data exists regarding the burden of ear disease among Nigerian children. OBJECTIVE To determine the prevalence of ear-related problems among children presenting at the Paediatric and Otorhinolaryngology clinics o...

Two types of glands are found in the outer third of the human earcanal: sebaceous glands that produce sebum and modified apocrine glands that produce apocrine sweat. Together, these substances make up cerumen, which serves to clean, lubricate, and, to some extent, protect the earcanal from bacteria and fungus. Excessive/impacted cerumen can cause tinnitus, vertigo, itching, pain, external otiti...