學習工具
[特醫] 計算機化斷層顯象；電腦斷層攝影術
After nine weeks of chemotherapy, my brother did a computerized tomography scan, and I was on his side.
做了化療九周之後， 我哥哥做了電腦斷層掃描， 出結果的時候， 我就在他身邊。
This study was aimed to explore the feasibility of detecting this disease using Doppler echocardiography (DE) combined with single photon emission computerized tomography (SPECT).
本文探讨多普勒超聲心動圖與單光子發射計算機斷層攝影術（SPECT）結合診斷該病的可行性。
Objective To discuss the feasibility of computerized tomography (CT) calibration technique for the quantification of the hepatic fat content in vivo .
目的探讨校正計算機斷層攝影（CT）測試管技術定量檢測肝髒脂肪的可行性。
Computerized tomography (CT) and synthetic aperture radar (SAR) are two of the most important fields in image reconstruction.
計算機層析成像技術（CT）和綜合孔徑雷達（SAR）是圖像重建技術應用的兩個重要領域。
At present, some often-used physics detecting artifices are: X radial, computerized tomography (CT), magnetic resonance imaging (MRI), ultrasound imaging, endoscopy and so on.
目前，比較常用的物理檢測手段有：X射線、斷層掃描（CT）、核醫學成像（MRI）、超聲成像以及内窺鏡檢查等。
AIM To investigate the efficacy and safety of percutaneous anchor shaped electrode radiofrequency hyperthermia ablation guided by computerized tomography (CT) for the treatment of lung metastases.
目的對CT引導下經皮肺穿刺錨狀電極高溫射頻治療肺轉移瘤的臨床效果和安全性進行研究。
Objective To explore the diagnostic values of computerized tomography(CT), magnetic resonance imaging(MRI)and magnetic resonance angiography(MRA)on artery ischemic stroke(AIS)in children.
目的探讨頭顱CT、MRI及磁共振血管造影術（MRA）對兒童動脈缺血性腦卒中（AIS）的診斷價值。
In this paper, the author discusses in detail an efficient iterative image reconstruction algorithm in industrial computerized tomography(ICT) with the narrow fan-beam projection.
本文對工業CT窄角扇束掃描方式下的疊代圖像重建算法進行了研究。
The misdiagnosis rate in clinic was higher. It is helpful in the diagnosis of this disease to take B-Ultrasonic examination (B-US), Computerized Tomography (CT) and especially pathologic examination.
本瘤較少見，臨床誤診率較高，行B超、CT、特别是病理檢查，有助於對本病的診斷。
The advanced Computerized Tomography(CT) technique is used to study the meso damage mechanic characteristics of rock in this paper.
采用宏觀軸向應力與密度損傷增量結合分析岩石細觀損傷演化過程。
The edge-matching technique of 3D reconstruction based on industrial computerized tomography (ICT) slicing images was researched.
研究了基於ICT切片圖形三維重構的輪廓邊界配準技術。
Objective:To assess the value of computerized tomography for staging renal injuries and indicating surgical intervention.
目的：探讨CT對确定閉合性腎損傷範圍和手術指征方面的價值。
Computerized tomography(CT)was used to measure the morphology of the vertebras.
應用CT測量并觀察脊椎的形态學指标變化。
To explore the application value of combined ultrasonography (US) and computerized tomography (CT) examination in the diagnosis of extrahepatic bile duct carcinoma (EBDC).
通過肝外膽管癌超聲（US）及計算機斷層掃描（CT）檢查，探讨聯合應用US、CT對肝外膽管癌診斷的應用價值。
A new method of tomography reconstruction from Hartmann wave-front sensing is presented which combines wave-front sensing technique with computerized tomography reconstruction technique.
基於哈特曼波前探測的流場層析重建技術結合了光學波前探測技術和計算機層析技術。
Methods:The data of 151 mixed-stroke patients which were confirmed by brain computerized tomography(CT)were analysed.
方法回顧性分析151例經頭顱CT證實的混合性腦卒中的資料。
Computerized tomography (CT) findings of 4 cases of orbital hydatid cyst proved by operation and histology were reported.
作者分析了4例經手術、病理證實的眼眶包蟲囊腫的CT表現。
Objective:To evaluate the diagnostic accuracy of ultrasonography (US)and computerized tomography(CT)on acute necrosis pancreatitis(ANP).
目的評價超聲與CT對急性壞死型胰腺炎（ANP）的診斷價值。
Objective:To evaluate the significance of computerized tomography angiography (CTA) in the diagnosis of mixed stroke.
目的：探讨CTA在混合性中風診斷中的價值和意義。
The author suggests that the hidden cavity in metal mines can be explored with the Technology of Sonic Computerized Tomography.
論文首先論證了聲波層析成像技術探測金屬礦山隱患空區的技術可行性，給出了相應的理論依據。
The two-dimensional echocardiography, magnetic resonance imaging, computerized tomography and right ventricular cineangiography show morphologic abnormalities in the right ventricle.
二維超聲心動圖、磁共振顯像、右室造影均可顯示右室形态學異常。
Objective To evaluate the clinical value of 16-slice spiral CT three-dimensional computerized tomography angiography (3D-CTA) in diagnosis of ruptured intracranial aneurysms.
目的探讨16排螺旋三維CT血管造影（3D-CTA）在診斷破裂動脈瘤中的應用價值。
In medicine, greyscale images, such as Magnetic Resonance Imageing (MRI), X-ray and Computerized Tomography (CT) images can be enhanced with color for presentations and demonstrations.
在醫學方面，将MRI、X射線和CT等得到的灰度圖像彩色化，可增強說明效果。
計算機斷層掃描（Computerized Tomography，簡稱CT） 是一種利用X射線與計算機技術相結合，生成人體内部結構橫斷面圖像的醫學影像診斷技術。其核心原理是通過環繞人體某一部位旋轉的X射線管發射窄束X射線，由對側的探測器接收穿透組織後衰減的X射線信號，再經計算機重建算法處理，最終形成高分辨率的斷層（即切片）圖像。
詳細解釋：
術語構成與原理：
醫學價值與優勢：
典型應用：
計算機斷層掃描（CT）是一種融合了X射線物理、探測器技術和計算機科學的先進成像技術。它通過獲取并計算人體不同角度下的X射線衰減數據，重建出無重疊的橫斷面圖像，并可通過後處理獲得多平面及三維圖像，為臨床醫生提供極其詳細的人體内部結構信息，是現代醫學不可或缺的診斷工具。
參考資料：
Computerized Tomography（CT，計算機斷層掃描）是一種通過X射線和計算機技術生成人體或物體内部橫斷面圖像的技術。以下是詳細解釋：
基本原理
關鍵術語解析
醫學應用
技術優勢
與其他技術的區别
公式示例：CT圖像重建常用濾波反投影算法，其核心公式為
$$
f(x,y) = int_{0}^{pi} P_theta(t) * h(t) , dtheta
$$
其中，( P_theta(t) )是投影數據，( h(t) )為濾波函數。
若需進一步了解具體病例或工業應用場景，建議查閱醫學影像學專業資料。
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