Abstract  Introduction: The incidence of GBC has a specific geographic and ethnic variation. The highest incidence rates of GBC in the world are 21.5/100 000 in females in Delhi, 13.8/100 000 in Karachi and 12.9 /100 000 in Quito. In a review of worldwide incidence, the female-to-male ratio was reported between 2 and 3.1 Gallstones (GST) were said to play a major role. Other risk factors are obesity, multiparty and chronic infections. Aims and Objectives: To study Prevalence and associated factors with Cholecystitis at Surgery Inpatient Department. Methodology: This was a hospital based, cross-sectional study during Mar 2014 to Mar 2015 at tertiary health care Centre; Patients with Symptoms of Cholecystitis and Diagnosed by Ultra-Sonography as Cholecystitis were included into study. As per this criterion 62 patients were admitted at tertiary health care Centre. All the information was recorded with using semi structured questionnaire. Result: Most of the patients were in the age group of 40-50 (48.49%) followed by 30-40 (21.21%) ,>50 (15.16%); 20-30 (12.12%) and 10-20 (1.51%) ; <10 (1.51%). Female were mostly affected i.e. 62.12% than males i.e. 37.88% (Female: Male ratio was 1.6:1). Most common presenting complains among the cholecystitis were Pain in Abdomen 98.48% followed by Nausea and Vomiting 93.93%; Fever 89.39%; radiating pain in Shoulder 43.93%; Loose and light colored stools 37.88% ; Jaundice 34.84%; Itching 18.18%. Most common presenting complains among the cholecystitis were Pain in Abdomen 98.48% followed by Nausea and Vomiting 93.93%; Fever 89.39%; radiating pain in Shoulder 43.93%; Loose and light colored stools 37.88% ; Jaundice 34.84%; Itching 18.18%. Conclusion: In cholecystitis patients Most commonly found around 40 year and in the females; in children a calculus cholecystitis was common; most common associated risk factors found were Age ≥40; Female Sex (63.63), BMI ≥30(62.12%), H/O Diabetes (37.88%); Parity >5 (34.84%); Family History (22.72%); H/O Alcohol Addiction (18.18%); Age ≥40.

Keywords: Cholecystitis, BMI (Body Mass Index), Acalculus Cholecystitis.