A 15-year-old female with chronic rhinitis, allergies, asthma, and nasal polyposis presents with fever (38.2°C), facial pain, and dental pain. Vital signs show BP 118/76, HR 92, RR 16, SpO2 98% on room air. CT imaging reveals opacification of the maxillary sinus with air-fluid level. Nasal endoscopy shows purulent drainage without septal deviation. She takes intranasal corticosteroids regularly. Mucopurulent exudate would most likely drain through an ostium in which anatomical location?

  1. A)Superior nasal meatus
  2. B)Hiatus semilunarisGABARITO
  3. C)Inferior nasal meatus
  4. D)Sphenoethmoidal recess
  5. E)Bulla ethmoidalis

Explicação

The correct answer is B. Source: Kaplan USMLE Step 1 QBank — Anatomy Test 1. Ver explicação completa e trilha adaptativa →

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