Endoscopic sphincterotomy in acute biliary pancreatitis: A question of anesthesiological risk

Table 2 Major chronic diseases in patients with ASA grade 3 and 4 (44 cases)

Disease	n (%)
Chronic myocardial ischemia	34 (77.3)
Arterial hypertension	18 (40.9)
Chronic obstructive pulmonary disease	9 (20.5)
Diabetes mellitus	7 (15.9)
Chronic atrial fibrillation	7 (15.9)
Chronic active hepatitis	2 (4.5)
Chronic renal insufficiency	2 (4.5)
Congestive cardiomyopathy	1 (2.3)
Severe mitral prolapse syndrome	1 (2.3)
Abdominal aortic aneurysm	1 (2.3)
Chronic obliterative arteriopathy	1 (2.3)
Hepatic cirrhosis	1 (2.3)
Active duodenal ulcer	1 (2.3)
Epilepsy	1 (2.3)
Chronic leukemia	1 (2.3)
Systemic lupus erythematosus	1 (2.3)