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Exam (elaborations)

MN566 UNIT 8 QUESTIONS AND VERIFIED ANSWERS

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MN566 UNIT 8 QUESTIONS AND VERIFIED ANSWERS

Institution
MN 566
Course
MN 566










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Institution
MN 566
Course
MN 566

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Uploaded on
August 7, 2025
Number of pages
17
Written in
2025/2026
Type
Exam (elaborations)
Contains
Questions & answers

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Causes of Sensorineural Hearing Loss


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, Presbycusis
Meniere's disease
Tumors (e.g., acoustic neuroma)
Medications (e.g., aminoglycosides, aspirin, quinine)
Trauma
Diseases (e.g., syphilis, viral infections such as mumps)




Otitis externa (also called swimmer's ear because of its common presentation) is an


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inflammation of the membranous lining of the auditory canal and/or
contiguous structures of the outer ear.




Staphylococcal blepharitis/ulcerated lesions: TX


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- Infectious blepharitis should be treated with topical antibiotic ointments
that adhere to the eyelid margins more effectively than eye drops.

- Bacitracin or erythromycin 0.5% ointment can be prescribed and applied
on the eyelids one or more times daily or at bedtime after gentle cleansing
and using warm compresses. Treatment may continue for 7-10 days. The
frequency and duration of treatment should be guided by the severity of
the blepharitis.




Blepharitis is an


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, inflammation of the eyelids and their margins




Patients with allergic rhinitis usually complain of


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itching in the nasal passages, conjunctivae, and roof of the mouth, as well
as epiphora (excess tearing with stringy, watery ocular discharge).




? are the best overall first-line treatment for allergic rhinitis.


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Intranasal corticosteroids




Excessive tearing may be a result of


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(1) a paradoxical response to dry eye, (2) exposure to an irritant, (3) or from
an obstruction of the nasolacrimal duct.




Severe blepharitis: Tx


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