43 注射顯影劑的核磁共振造影(MRI)對於何種腦部病變顯像能力較差?
(A)靜脈竇(cavernous sinus)腫瘤
(B)視交叉(optic chiasm)發炎
(C)腦膜鈣化
(D)馬鞍部(Sellar)腫瘤(e.g. pituitary tumors)

答案:登入後查看
統計: A(35), B(124), C(255), D(29), E(0) #2526252

詳解 (共 2 筆)

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MRI 的強項:•對軟組織變化(如腫瘤、...
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由 K Munawar 著作 · 被引用 3 次 — Neoplasms that involve the cavernous sinus include pituitary adenoma, meningioma, schwannoma, lymphoma, perineural tumor spread, metastase

https://kknews.cc/zh-hk/health/x4zqeq8.html

(二)垂體周圍的重要神經血管結構

1. superiorly

  • 下丘腦。The pituitarygland projects from the inferior aspect of thehypothalamus.
  • 鞍膈。The pituitarygland is covered by a dural fold (diaphragm sella).
  • 內含視交叉鞍上池suprasellarcistern containing the optic chiasm.)

2. laterally

  • 海綿竇cavernoussinuses (a large, thin-walled venous plexus).
  • 海綿竇內含頸內動脈,動眼、滑車、外展、眼和上頜神經。The cavernoussinuses contain the internal carotid artery and cranial nerves III,(oculomotor), IV (trochlear), V [trigeminal, branches V1 (ophthalmic) and V2(maxillary)], and VI (abducens).
4971891-6261d607490bb.jpgSponsored by ZH購物商場

3. anteriorly\inferiorly\posteriorly

  • 蝶鞍(Sella turcica)
  • 蝶竇(sphenoid sinus)
  • 斜坡(clival)
原文網址:https://kknews.cc/health/x4zqeq8.html
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