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Chronic otitis media | 마이메르시 MyMerci
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Chronic otitis media

NCLEX Review Guide: Chronic Otitis Media

Pathophysiology & Assessment

Definition and Causes

  • Chronic otitis media is persistent inflammation of the middle ear lasting longer than 3 months, often resulting from repeated acute infections or eustachian tube dysfunction.
  • Common causes include eustachian tube obstruction, allergies, upper respiratory infections, and structural abnormalities like cleft palate or enlarged adenoids.

Clinical Manifestations

  • Conductive hearing loss is the primary symptom, ranging from mild to moderate depending on fluid accumulation and structural damage.
  • Patients may experience persistent ear drainage (otorrhea), ear fullness, tinnitus, and balance problems due to inner ear involvement.
  • Physical examination reveals retracted or perforated tympanic membrane, fluid behind eardrum, and possible cholesteatoma formation.

Key Points

  • Hearing loss is typically conductive, not sensorineural
  • Chronic drainage indicates tympanic membrane perforation
  • Cholesteatoma development is a serious complication requiring surgical intervention

Nursing Management & Interventions

Medical Treatment

  • Antibiotic therapy (topical or systemic) is prescribed for active infections, with common choices including fluoroquinolones for perforated eardrums.
  • Myringotomy with tympanostomy tubes may be performed to promote drainage and ventilation of the middle ear space.
  • Surgical options include tympanoplasty for membrane repair or mastoidectomy for severe cases with bone involvement.

Nursing Interventions

  1. Assess hearing acuity using whisper test or audiometry to establish baseline function
  2. Monitor for signs of complications including facial nerve paralysis, vertigo, or severe headache indicating intracranial spread
  3. Teach proper ear hygiene: avoid cotton swabs, keep ears dry during bathing, and use earplugs when swimming
  4. Administer medications as prescribed and educate on proper instillation technique for topical antibiotics

Memory Aid: "DRY EARS"

  • Drainage assessment
  • Restrict water exposure
  • Yearly hearing evaluations
  • Educate on hygiene
  • Antibiotics as prescribed
  • Report complications immediately
  • Surgical options if conservative fails

Patient Education & Complications

Prevention Strategies

  • Educate patients to avoid inserting objects into ears, including cotton swabs, which can push debris deeper and cause trauma.
  • Recommend prompt treatment of upper respiratory infections and management of allergies to prevent eustachian tube dysfunction.
  • Advise keeping ears dry by using earplugs or swim caps during water activities and gently drying outer ears after bathing.

Clinical Scenario

A 45-year-old patient with chronic otitis media reports worsening hearing loss and new onset facial drooping on the affected side. This indicates potential facial nerve involvement requiring immediate medical attention as it may signal serious complications like cholesteatoma or mastoiditis.

Acute vs. Chronic Otitis Media

AspectAcuteChronic
Duration<3 weeks>3 months
PainSevere, suddenMild or absent
DrainagePurulent if perforatedPersistent, often foul-smelling
Hearing LossTemporaryProgressive, may be permanent
TreatmentAntibiotics, pain managementLong-term antibiotics, possible surgery

Quick Check & Common Pitfalls

Quick Knowledge Check

  • ☐ Can you identify the difference between conductive and sensorineural hearing loss?
  • ☐ Do you know when to suspect cholesteatoma formation?
  • ☐ Can you list three complications requiring immediate intervention?
  • ☐ Do you understand proper ear hygiene education points?

Common Pitfalls to Avoid

  • Never irrigate ears with perforated tympanic membranes - can worsen infection or cause vertigo
  • Don't assume all ear pain is infection - chronic otitis media often presents without significant pain
  • Avoid recommending hydrogen peroxide for cleaning infected ears - can be ototoxic with perforation
  • Don't delay referral for surgical evaluation when conservative treatment fails after 3-6 months

NCLEX Priority Concepts

  • Safety: Recognize complications requiring immediate intervention
  • Patient Education: Proper ear hygiene and infection prevention
  • Assessment: Distinguish between types of hearing loss and drainage characteristics
  • Pharmacology: Appropriate antibiotic selection for perforated vs. intact membranes

Remember: You're preparing to be an excellent nurse! Focus on patient safety, thorough assessment, and evidence-based interventions. Trust your knowledge and clinical reasoning skills - you've got this! 🌟

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