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8358 Medicine

A 33-year-old farmer complains of recurrent episodes of wheezing after working in a barn where hay is stored. On auscultation, there are bibasilar crackles and heart sounds are normal. His laboratory work is normal with no increase in eosinophils and the chest x-ray (CXR) reveals patchy lower lobe infiltrates. Which of the following is the most likely diagnosis?

Aasthma
Bchronic obstructive lung disease
Chypersensitivity pneumonitis
Dbronchiectasis
Medicine
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8361 Medicine

A 65-year-old woman complains of recurrent episodes of sudden-onset dizziness and nausea. She notices an abrupt onset of a spinning sensation when rolling over or sitting up in bed. The symptoms last for 30 seconds and then completely resolve. She has no hearing change or other neurologic symptoms, and her physical examination is completely normal. A Dix-Hallpike maneuver reproduces her symptoms. Which of the following findings on vestibular testing favors the diagnosis of benign paroxysmal positional vertigo (BPPV) over central positional vertigo?

Ano latency period
Bno fatigability
Chabituation occurs
Dmild vertigo
Medicine
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