Exam (elaborations)
EXAM 1 NR 545 Questions And Answers Latest Update
- Course
- Nur 545
- Institution
- University Of Alabama - Birmingham
EXAM 1 NR 545 Questions And Answers Latest Update
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Solution 2024/2025Pepper
EXAM 1 NR 545 Questions And Answers Latest
Update
Allergic conjunctivitis: ANS✔✔ IgE mediated disease in response to triggers.
Common triggers can be seasonal such as grass, pollens, and mold.
Persistent allergic triggers include dust mites and animal dander.
Bilateral, itchy red eyes with rope like discharge and clear nasal discharge
Bilateral injected conjunctiva, clear discharge
Treatment based on identification and limiting exposure to allergen.
Medications include cromolyn ophthalmic drops, oral antihistamines,
antihistamine eye drops
Viral conjunctivitis: ANS✔✔ Most commonly caused by the adenovirus.
Unilateral or bilateral red eyes, reports of current or recent viral infection,
such as a UTI
Unilateral or bilateral injected conjunctiva, watery discharge
No antibacterial therapy needed.
Virus resolves in 2-3 weeks
Bacterial conjunctivitis: ANS✔✔ Common bacteria include: Staphylococci,
streptococci, chlamydial organisms and gonococci.
Some bacterial causes can be quite serious.
Gonococcal conjunctivitis can result in blindness and can indicate
underlying systemic infection.
Usually unilateral, red and irritated
, Solution 2024/2025
Pepper
Eyelids are "stuck together" upon awakening.
Injected palpebral and bulbar conjunctiva, purulent drainage
Treatment is provided to decrease spread of contagion and shorten course
of illness.
Eye drop treatments include Polymixin B plus trimethoprim or azithromycin.
Otitis Externa ANS✔✔ inflammation of the externa ear canal, is also known
commonly as swimmer's ear. Occurring in both children and adults, otitis
externa can present as a range of physical symptoms from a minor
inflammation to reports of intense pain.
Otitis Externa Risk Factors
Swimming
Impacted cerumen
Use of hearing aids/ear plugs
Trauma from cotton tip applicators or other items used to clean ear canal
Foreign bodies
Anatomic causes: narrow ear canals, sharp angles in the ear canal or
excessive hair in the canal
The normally acidic pH of the ear canal tends to inhibit microorganism
growth. Swimming in a pool where the pH is usually alkaline can result in
altered pH of the ear canal. It is thought that it is this alteration in pH
creates a favorable environment for bacteria or fungal growth. The most
common causative agent is P. aeruginosa, other causes include Candida or
Aspergillus species.
Common complaints (subjective findings):
Children: irritability, crying, disrupted sleep. Unilateral ear tugging,
unilateral otalgia
Adults: unilateral otalgia
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