患儿，男，14岁，以反复上腹部胀痛为主要表现就诊，曾诊断为慢性胰腺炎并行经内镜逆行胰胆管造影术(ERCP)治疗，病情无明显好转，疼痛持续，血淀粉酶略有升高但不超过3倍正常上限，炎症指标略有升高，结合磁共振胰胆管成像术(MRCP)评估考虑急性梗阻性化脓性胰管炎(AOSPD)合并胰腺分裂症可能，经ERCP明确诊断并治疗后，患儿疼痛消失，血淀粉酶及炎症指标恢复正常。

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