Cholelithiasis can cause a painless, smooth mass in the right-upper quadrant. Diverticulitis can cause a mass that is usually located in the left-lower quadrant. Gallbladder tumor can cause a moderately tender, irregularly shaped right-upper quadrant mass. Kidney cancer can sometimes cause a mass in the abdomen. Neuroblastoma , a malignant tumor often found in the lower abdomen, that primarily occurs in children and infants.
Ovarian cyst can cause a smooth, rounded, rubbery mass above the pelvis in the lower abdomen.
Volvulus can cause a mass anywhere in the abdomen. Ureteropelvic junction obstruction can cause a mass in the lower abdomen. By using this service you accept the terms of our visitor agreement. Please read it . Registered site users, to edit your personal profile, click here .