From: Value of contrast-enhanced ultrasound in diagnosis and differential diagnosis of polypoid lesions of gallbladder ≥ 1 cm
Final diagnosis
n
AT (s)
Malignant lesions
34
16.12 ± 3.61 (10 ~ 26)
Benign lesions
144a
15.69 ± 3.04 (9 ~ 24)
Cholesterol polyp
100
15.49 ± 3.00 (9 ~ 20)
Adenoma
29
15.52 ± 2.56 (12 ~ 19)
Adenomyomatosis
10
17.67 ± 4.67 (13 ~ 24)