From: Diagnostic accuracy of endoscopic ultrasound in evaluation of patients with obstructive jaundice: single-center experience
N
%
Malignant
Pancreatic cancer
26
43.33
38 (63.33%)
Cholangiocarcinoma
4
6.67
Ampullary adenocarcinoma
8
13.33
Benign
Benign obstruction
22 (36.67%)
Biliary stone obstruction
10
16.67
Pancreatitis