Acute abdominal pain as the initial presenting symptom of pediatric Burkitt lymphoma: A case report and literature review.

RATIONALE: Acute abdominal pain is a prevalent clinical symptom in pediatric patients, primarily attributed to pediatric acute abdomen. However, there are rare exceptional instances where neoplastic diseases may cause acute abdominal pain.

PATIENT CONCERNS: The present study encompasses a case of pediatric Burkitt lymphoma wherein acute abdominal pain manifested as the initial symptom, erroneously diagnosed as acute appendicitis.

DIAGNOSES: The immunohistochemistry results of laparoscopic biopsy revealed Burkitt lymphoma, characterized by positive expression of CD20, CD79a, CD10, BCL-6, MUM1, and strong positive expression of CD38, c-myc, cyclinD1, and Ki-67 positive index >90%+.

INTERVENTIONS: The child underwent regular chemotherapy according to the SCCCG-BL/DLBCL-2017 regimen.

OUTCOMES: During the 13-month follow-up period, the patient's obtained complete remission by Positron emission tomography-computed tomography scan.

LESSONS: The objective of this study is to enhance the awareness of clinical pediatricians regarding cases of acute abdominal pain caused by lymphoma.