7��Kidney, Ureter, Bladder, Ovarian cyst, Fibroid, Appendix, Catheter, Suture, Scalpel, Bone fragment, Mucus plug, Pus-filled abscess, Infection site, Tumor, Vessel (likely a blood vessel), Nodule, Lymph node, Fat deposit, Muscle tissue, Adrenal gland, Liver lobe, Blood clot, Air pocket, Scar tissue, Foreign object (likely a surgical instrument), Granuloma, Hematoma