Incidence of choledocholithiasis in gallstone disease in eastern zone of India-A single centre study

Introduction: Common bile duct stones are found in 10-15% of patients having gall stone disease and the incidence increases with the age, both in India and in western countries.Since the majority of common bile duct stones are secondary to gall bladder stones, their incidence is more in Northern India. Aim of this study is to know the incidence of choledocholithiasis in our institute. Aim and Objective: To study the incidence of common bile duct stone in patients having gall stone disease in Rajendra Institute of Medical Sciences, Ranchi. Material and Method: This of is a cross sectional study of 125 patients admitted in different wards of the department of surgery on the basis of symptoms and signs of gall stone disease and latter on trans-abdominal ultrasound and MRCP confirmed that 18.4% of total patients having also choledo cholithiasis. Result: Incidence of choledocholithiasis is 18.4% in patients having gall stone disease.It is 3 times more common in females.Maximum incidence 34.78% in between 40-49 years, obese (52.17%) and middle socio-economic group (73.9%). Conclusion: Incidence of choledocholithiasis is increased in recent past and is more common in females in between 40-49 years age group.Obesity is the commonest risk factor.