Table 5 Histological diagnoses and diagnostic yield

Malignant

 Adenocarcinoma

69/85

71/85

80/85

 Minimally invasive adenocarcinoma

0/1

1/1

1/1

 Adenocarcinoma in situ

0/2

1/2

1/2

 Adenosquamous carcinoma lung

1/1

1/1

1/1

 Non-small cell carcinoma

0/1

1/1

1/1

 Squamous cell carcinoma

17/21

17/21

19/21

 Small cell lung carcinoma

6/6

6/6

6/6

 Pleomorphic carcinoma

2/3

2/3

3/3

 Large cell neuroendocrine carcinoma

4/5

4/5

4/5

 Metastatic tumor

1/2

1/2

1/2

Benign

 Screlosing hemangioma

0/1

1/1

1/1

 Organizing pneumonia

1/1

1/1

1/1

 Lung abscess

1/1

1/1

1/1

 Nontuberculous mycobacteria

2/2

2/2

2/2

 Chronic inflammation

1/2

2/2

2/2

 Cryptococcus

1/1

1/1

1/1

Unknown^a

0/4

0/4

0/4

Total

106/139 (76.3%)

113/139 (81.3%)

125/139 (89.9%)