Denis Fiolita, I Putu Gede Karyana, I Gusti Ngurah Sanjaya Putra, Ni Nyoman Metriani Nesa, Made Dharmajaya, Kadek Deddy Ariyanta
OBJECTIVE: Gastrointestinal duplication cysts are rare congenital anomalies. It can occur in any part of the alimentary tract but they are rare in the caecum. The reported incidence is 1:4.500 births. The exact etiology is unknown. There is no common clinical pattern of signs and symptoms of duplications. The perioperative diagnosis duplication of cysts are often inaccurate. Histopathological examination enables us to confirm the diagnosis. Resection is the treatment of choice with an excellent outcome. The aim of this case report was to describe the clinical presentation and treatment of duplication cyst. CASE: A three months old girl had abdominal distention since 7 days before admitted to the hospital. This complaint was accompanied with fever and vomiting. She couldn’t have defecation and had history of black greenish feces. Physical examination revealed distended abdomen and decreased of bowel sound. Laboratory investigation showed normal features, abdominal X-Ray found enlargement of the intestine with increasing of the gas distribution and ground glass appearance. We diagnosed the patient with observation of abdominal distention caused by suspect ileus paralysis with different diagnosis hirschsprung disease. After the diagnosis, laparotomy exploration were performed. During surgical procedure, the surgeon found duplication cysts in the caecum area, then they performed resection with end to end anastomose and took the tissue for biopsy. The biopsy result was duplication cysts. Nine days after surgery, the patient was discharged in good condition. CONCLUSION: A high index of suspicion for diagnosis duplication cysts was required and the result of surgical treatment was good.