| |
22-gauge FNA
|
25-gauge FNB
|
|---|
|
Specific diagnosis
|
CS
|
LBP
|
Histology
|
CS
|
LBP
|
Histologyb
|
|---|
|
Adenocarcinoma
|
27/33
|
23/33
|
10/33
|
24/29
|
23/29
|
18/29
|
|
Metastasis
|
0/0
|
0/0
|
0/0
|
0/2
|
1/2
|
1/2
|
|
Neuroendocrine tumor
|
0/3
|
2/3
|
1/3
|
0/1
|
1/1
|
1/1
|
|
Pseudopapillary tumor
|
0/1
|
1/1
|
1/1
|
0/1
|
1/1
|
0/1
|
|
Total
|
27/37
|
23/37
|
12/37
|
24/33
|
26/33
|
20/33
|
- FNA fine needle aspiration, FNB fine needle biopsy, CS conventional smear, LBP liquid-based preparation
- aOnly neoplastic cases are included
- bThe 25-gauge FNB group showed a better diagnostic yield in terms of specific tumor discrimination compared with the 22-gauge FNA group (P = 0.018)
