3D CT scan or 3-dimensional computer tomography is a sensitive method for diagnosis of the pelvis to make detailed images and analyzing the internal structures. 3D CT scan is used to determine the stages of cancer and to follow progress. CT scan offers clearer images of the soft tissue including brain, nerves, blood vessels, muscles, and organs. It helps to investigate acute abdominal pain. CT scan is also the first line which helps in detecting solid injury after trauma. Bowel obstruction, abdominal aortic aneurysm, diverticulitis, pancreatitis, appendicitis, and renal stones are major conditions that are readily accessed and diagnosed with CT. a pelvis CT scan also helps to discover several injuries, infections, tumors, masses, and hernia.