Acute otitis media

Epidemiology

---

Etiology

---

• Bacterial pathogens
  • S. pneumoniae
  • Haemophilus influenzae
  • Moraxella catarrhalis

Tip

• Acute Otitis Media (AOM): Caused by respiratory bacteria following a URI, mainly S. pneumoniae, nontypeable H. influenzae, and M. catarrhalis.
• Otitis Externa (OE): Caused by skin/water flora due to canal moisture/trauma (Swimmer’s Ear), most commonly Pseudomonas aeruginosa and S. aureus.

Pathophysiology

---

Clinical features

---

Diagnostics

---

<% tp.file.cursor() %>

Treatment

---

<% tp.file.cursor() %>

Complications

---

• Inflammation/erosion can cause ipsilateral peripheral facial nerve palsy.

Otogenic abscess

Temporal lobe abscess