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What major pathologic and structural changes are associated with asbestosis? 1. Fibrocalcific pleural plaques 2. Excessive bronchial secretions 3. Bronchospasm 4. Mediastinal shift

Dr. Ian Malcom is a scientist that specializes in prehistoric animals. This job involves grinding crystalline substances and preserved samples in amber. He presents to the pulmonary clinic for a yearly physical and complains of a non productive cough. CXR reveals small round nodules throughout the lungs.  Which of the following is the best diagnosis?

Which of the following are contraindications for home sleep study? Patients under the age of 18 Patients with severe pulmonary disorders such as CHF or CSA Patients with  neuromuscular disease  Patients with medical or cognitive issues

Claire Dearing and her husband farm hay and sugarcane on their 100 acre farm. They have 2 teenage children that live at home. They have multiple pets inside and outside the home. Claire presents to the ED with increased HR, RR, decreased SpO2, crackles, non productive cough, digital clubbing and an enlarged liver. She denies the use of tobacco, drugs or alcohol. Which of the following is the best diagnosis?

Causes of hypersenitivity pneumonia include which of the following? Fungi Thermophilic bacteria Connective tissue diseases Chemicals

Which of the following has the poorest prognosis?

A 56-year-old male with a recent diagnosis of OSA presents for CPAP titration.  CPAP of 5 cm H2O is initiated with a nasal mask.  Fifteen minutes after the patient falls asleep, a respiratory therapist observes the patient snoring, decreased inspiratory flow measurement, and an AHI of 15.  Which of the following should the therapist do NEXT?

It is noted that Mr. Jones has an AHI of 15 with an SpO2 of 82% during the sleep study. Which of the following would be the most appropriate action?

According to AASM guidelines, a normal AHI is defined as less than

An AHI of 12 should be classified as