Which of the following are true regarding bronchoalveolar carcinoma?
a) There is an increased incidence in patients with systemic sclerosis
b) Spontaneous radiographic improvement may occur
c) Small cystic lucent areas are frequently seen on CT
d) Pleural effusions are rare
c) A negative positron emission tomography (PET) scan excludes the diagnosis

iamback032018 Asked question June 1, 2021