EXAM 1 NR 545 Updated Questions with Verified Solutions

EXAM 1 NR 545 Updated Questions with Verified Solutions Allergic conjunctivitis: - Correct Answer 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: - Correct Answer 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: - Correct Answer Common bacteria include: Staphylococci, streptococci, chlamydial organisms and gonococci. Some bacterial causes can be quite serious.