Correct!
5. All of the above

All of the above listed entities may produce perilymphatic nodules on HRCT studies. Among these disorders, sarcoidosis is the most common cause of perilymphatic nodules on HRCT.

At this point, which of the following tests would be most useful for establishing the diagnosis for this patient? (Click on the correct answer to procced to the seventh and final panel)

1. Bronchoscopic biopsy
2. Cervical mediastinoscopy
3. Medical pleuroscopy
4. Open surgical lung biopsy
5. Percutaneous transthoracic needle and core biopsy

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