182.A Case Review Series : Case2 AVM(动静脉畸形)
每天朗读一段医学影像学英语文章
Case2
Arteriovenous Malformation
Clinical
About half present with headache secondary to hemorrhage
More than half have an associated aneurysm
~1/4 have associated seizures
Patients may have progressive neurologic dysfunction secondary to related hypoperfusion or microhemorrhage
病例回顾2---动静脉畸形AVM】
临床表现:半数患者在大量出血后继发头痛。超过半数患者伴有动脉瘤。约1/4患者有癫痫发作。由于低灌注和微出血,患者可能会产生进行性的神经功能障碍。
Imaging
“Bag of worms,” tangle of vessels
MRI: “Honeycomb” of flow voids, may have blooming on GRE if hemorrhage, nidus enhances, enlarged feeding artery/-ies and early draining vein(s)
影像表现:“一带蠕虫”征:扭曲的血管团。MRI:“蜂窝状”血管流空影,若有出血,在GRE上表现为开花正。病灶有强化,供血动脉和早期引流静脉扩张。
DDx: Other vascular malformation such as dural AV fistula or cavernoma, vascular neoplasm/metastasis, meningioma
鉴别诊断:其他血管畸形比如硬脑膜动静脉瘘、海绵状血管畸形、血管肿瘤、血管转移瘤、脑膜瘤。
Tx:
Embolization
Stereotactic radiation therapy
Surgical resection
治疗:栓塞、立体定位放疗、手术切除。
Notes:
1. hemorrhage [ˈhɛmərɪdʒ] n.(尤指大量的)出血
2. aneurysm [ˈænjəˌrɪzəm] n. 动脉瘤
3. seizure [ˈsiʒɚ] n. 癫痫
4. neurologic [njʊəroʊ'lɒdʒɪk] 神经病学的
5. fistula [ˈfɪstʃələ] n. 瘘,瘘管
6. cavernoma [kævə'noʊmə] n. 海绵状(血管)瘤
7. meningioma [məˌnɪndʒi:'oʊmə] n. 脑(脊)膜瘤
来源:每天朗读一段医学影像学英语文章
圈主
深圳市人民医院放射科副主任医师杨敏洁