**3.1 Differential diagnosis of gall stones**

The conditions mimicking the clinical features of cholelithiasis are gastroesophageal reflux disease, peptic ulcer disease, dyspepsia, acute acalculous cholecystitis, pancreatitis, hepatitis, irritable bowel syndrome, esophageal spasm, pneumonia, cardiac chest pain, and diabetic ketoacidosis and to be kept as differential diagnosis. A proper history and physical examination along with ultrasound imaging will help in making a final diagnosis.
