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脑膜瘤是最常见的颅内非胶质瘤,极少颅外转移,从1886年至今报导颅外转移者约79例。本文报导2例极少见的脑膜瘤骨转移病例,均经细针吸取,1例还经切开活检证实诊断。 例1,男,49岁。3年半前行右枕部肿瘤切除。此次入院述左视力减退,右枕区一骨性硬块,CT示增强,肿块7cm直径,作次全切除,肿瘤已侵透骨并位于帽状腱膜下,镜检偶见核分裂,提示“浸润性生长”拟为恶变。患者述近6周来左髂疼痛加重,并于左臀部扪到一肿块,CT显示左髂翼一小的破坏区伴一极大软组织肿块,用20号针吸取证实为转移性脑膜瘤,局部放疗后症状明显好转。
Meningioma is the most common intracranial non-glioma, with minimal extracranial metastases. From 1886 to the present, about 79 cases of extracranial metastases were reported. This article reports 2 cases of rare cases of meningioma bone metastases, were fine needle aspiration, 1 case confirmed by open biopsy. Example 1, male, 49 years old. 3 and a half years before the right occipital tumor resection. The admission of left vision loss, the right occipital bone lumps, CT showed enhanced mass 7cm diameter for subtotal resection, the tumor has infiltrated the bone and located in the hat-shaped aponeurosis, microscopic examination occasional fission, suggesting that “ Invasive growth ”to be malignant. In the past 6 weeks, the patient experienced aggravated left iliac pain and palpable mass on the left buttock. CT showed a small soft tissue mass in the left ilium with a large soft tissue mass, which was proved to be metastatic meningioma with 20-gauge needle. After radiotherapy symptoms improved significantly.