恶性网状细胞病(组织细胞性髓性网状细胞增生症,以下简称“恶网”)是一种网状内皮系统的恶性增生性疾病,国内外已有过多次报道。今将我科见到的以口腔上腭部牙龈增生、浸润性肿块为主之罕见病例,报道如下: 患者李姓,男,34岁,已婚,山东省人,矿工,住院号89225。病史摘要:患者于一月前发现右侧上腭后牙区疼,伴面颊部肿胀,发烧、体乏。后因牙 Malignant reticular cell disease (histiocytic myelocytic hyperplasia, hereinafter referred to as “evil net”) is a reticuloendothelial system malignant proliferative disease, there have been many reports at home and abroad. This section will be seen in our department to the oral palate gingival hyperplasia, infiltrative mass-based rare cases are reported as follows: Patient Li, male, 34 years old, married, Shandong Province, miner, hospital number 89225.. History Summary: Patients found in January on the right palate before the back pain area, with swelling of the cheek, fever, fatigue. After the teeth