The Report of a Surgical Residual Langas Inside the Renal Pelvis 16 Years after Surgery “Case Report”

Background Objective: Gossypiboma is the meaning of a residual foreign body such as gas in the abdomen following surgical operation, which is a rare complication of surgery. Residual of a foreign body causes mass, fistula, abscess and, obstruction after surgical operation. Computed tomography (CT) scan is a very useful method in the diagnosis of Gossipiboma. In patients who referred with abdominal pain and unexplained manifestations after surgery, Gossypiboma should be considered. Case presentation: A retrospective case study was performed in the year 2020 in a patient with a history of open kidney stone surgery in Hospital of Zabol. A 60-year-old male patient who referred with complaint of neck pain to an orthopedic doctor, which due to a history of kidney stone, the doctor orders an ultrasound of the kidneys. In the ultrasound, a number of stones are observed in the right kidney of this patient. After performing CT scan and Intravenous pyelography (IVP), a foreign body is identified inside the renal pelvis. In the following, the history taken from the patient, the history of open kidney stone surgery during 16 years ago in this patient is determined. During this period, the patient did not have any symptoms, including infection or pain in the mentioned area. Conclusion: In patients with a history of surgery who are referred with abdominal pain or mass, the residual foreign body should be included in the list of differential diagnoses