A 57 year old recently retired demolitions worker complains of increasing shoness of breath. The patient was a chronic heavy cigarette smoker through his adult life but quit about a year before presentation. A chest CT was performed.Which of the following steps is not appropriate in the evaluation of this patient?
positron emission tomography (PET scan) bronchoscopy computed tomography directed biopsy of the lesion follow-up CT in 3 to 6 months to document stability of the lesion