Question explored with the scientific record
Ctc for aorta
The short version: "CTC" is not a standard abbreviation for any aorta-related condition in the retrieved evidence, and the records do not define it.
The evidence retrieved covers CT angiography (CTA) of the aorta for conditions like coarctation [3, 5, 10], aneurysm [17], dissection [4], and penetrating atherosclerotic ulcers [13]. It also includes studies on aortic phantoms [1], aortitis [16], and the use of aorta measurements to diagnose pulmonary embolism [11]. None of these records use the abbreviation "CTC" in connection with the aorta. The closest match is "CTA" (CT angiography), which appears repeatedly as the imaging method of choice for evaluating aortic anatomy and pathology [2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 17].
If the question is about "CTA for aorta," the evidence shows it is a well-established, non-invasive imaging tool. A 2009 review on thoracic aortic aneurysms details how multidetector CTA is used to measure aortic dimensions, assess for dissection or aneurysm, and guide surgical or endovascular management [17]. A 2009 study on aortic coarctation in 24 adults found that 16-slice CTA had high sensitivity for locating and characterizing the lesion and its surrounding vascular context [3]. Another case series on noninfectious aortitis used CT or MR angiography in 89% of the 64 patients to identify the condition and associated vascular abnormalities [16].
If "CTC" is a typo for "CTA," the evidence supports its role as a primary imaging tool for structural aortic problems. If it refers to something else, the retrieved literature does not address it.
My call: the evidence does not define "CTC" for the aorta. If you meant CTA, it is a standard and well-documented imaging method. Confidence: high that the records do not contain the term.
Sources used 17
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Anthropomorphic abdominal aortic phantoms for computed tomography angiography
Anthropomorphic abdominal aorta phantoms created from publicly available CT data using segmentation, CAD modeling, and silicone-based tissue-mimicking material to produce normal and aneurysm lumens at 1:3 and 1:1 scales for CT angiography testing.
DOI: 10.17816/dd626820 -
Anomaly of the Descending Aorta
This study presents a case of a 52-year-old man with an anomaly of the descending aorta multifurcation, highlighting the challenges faced during cardiac intervention and the utility of 3D reconstruction computed tomography angiography for understanding aortic anatomy.
DOI: 10.1161/circulationaha.115.018304 -
Coarctation of the aorta in adults: preoperative evaluation with MDCT angiography
This study evaluates the reliability of 16-slice multidetector CT angiography for preoperative morphologic assessment of coarctation of the aorta in 24 adults, finding high sensitivity for locating and characterizing the lesion and its vascular context and supporting MDCT as the…
DOI: 10.4261/1305-3825.dir.2434-08.1 -
Time-resolved Computed Tomography Imaging of the Aorta
This study evaluates the feasibility and clinical value of time-resolved computed tomography angiography (TR-CTA) of the aorta, demonstrating its potential to provide additional diagnostic information while maintaining comparable radiation doses to standard protocols.
DOI: 10.1097/rti.0b013e3181d9c9de -
Aortic coarctation by cardiovascular CT angiography
This study presents a case of a 12-year-old boy diagnosed with coarctation of the aorta using non-invasive CT angiography techniques that minimized radiation exposure while providing detailed imaging results.
DOI: 10.1002/ccd.22614 -
Nutcracker phenomenon: A new diagnostic method of multislice computed tomography angiography
A small clinical study showing that three-dimensional CT angiography (3-D CTA) can non-invasively diagnose nutcracker phenomenon by demonstrating left renal vein compression between the aorta and the superior mesenteric artery, with postoperative imaging suggesting normalization…
DOI: 10.1111/j.1442-2042.2006.01430.x -
Ascending aorta measurements as assessed by ECG-gated multi-detector computed tomography: a pilot study to establish normative values for transcatheter therapies
This study provides normative values for the ascending aorta in adults using ECG-gated multi-detector CT angiography, highlighting significant inter-individual variations and the need for personalized approaches in endovascular procedures.
DOI: 10.1007/s00330-008-1182-8 -
Sequential Management of Coexisting Aorta-to-Pulmonary and Coronary-to-Pulmonary Vein Fistulae
This study reports a rare case of a 42-year-old man with congenital aorta-to-pulmonary and coronary-to-pulmonary vein fistulae, successfully managed through surgical ligation and coil embolization, highlighting the importance of multimodal imaging and tailored treatment strategi…
DOI: 10.1016/j.athoracsur.2015.02.100 -
Use of Synchrotron Radiation to Accurately Assess Cross-Sectional Area Reduction of the Aortic Branch Ostia Caused by Suprarenal Stent Wires
This study compares the effectiveness of synchrotron radiation versus computed tomography angiography (CTA) in accurately measuring the cross-sectional area reduction of aortic branch ostia caused by suprarenal stent-graft wires in a phantom model of the human aorta.
DOI: 10.1177/1526602817732315 -
Aortic Coarctation
An adult with arterial hypertension is diagnosed with an aortic coarctation and marked hypertrophic collateral circulation by MD-CT angiography; intervention was declined and management consists of lifelong antihypertensive therapy with planned clinical and imaging follow-up.
DOI: 10.1055/s-0040-1701522 -
Validity of the Ratio of Pulmonary Artery Diameter to Aortic Diameter in the Diagnosis of Pulmonary Embolism in the Emergency Department
In a retrospective case-control study, patients with pulmonary embolism had significantly larger main pulmonary artery diameter and higher pulmonary artery-to-aorta diameter ratio on CTPA than controls, suggesting these measurements may aid PE diagnosis when contrast cannot be u…
DOI: 10.32592/ircmj.2022.24.12.890 -
Anomalous Origin of the Left Coronary Artery from the Pulmonary Artery Initially Visualized by Echocardiography and Multidetector Computed Tomography Coronary Angiography
A 35-year-old woman with anomalous origin of the left coronary artery from the pulmonary artery (ALCAPA) was diagnosed noninvasively by echocardiography and multidetector CT, revealed a dilated, windsock-pattern right coronary artery with extensive collateral flow, and was succe…
DOI: 10.4250/jcu.2012.20.4.197 -
Penetrating atherosclerotic ulcers of the aorta
This study investigates the natural history and optimal imaging modalities of penetrating atherosclerotic ulcers of the aorta, revealing that these ulcers often lead to progressive aortic enlargement and aneurysm formation, with contrast-enhanced computed tomography being the pr…
DOI: 10.1016/s0741-5214(94)70124-5 -
Using Aorta-Lesion-Attenuation Difference on Preoperative Contrast-enhanced Computed Tomography Scan to Differentiate Between Malignant and Benign Renal Tumors
A retrospective study evaluating Aorta-Lesion-Attenuation-Difference (ALAD) on preoperative contrast-enhanced CT to differentiate malignant renal tumors from benign oncocytomas, finding nephrographic ALAD provides strong discrimination (notably chromophobe RCC vs oncocytoma) and…
DOI: 10.1016/j.urology.2018.11.036 -
Serial contrast enhanced cardiac computed tomography to assess extensive peri-aortic abscess following Bentall procedure
A case report detailing a 47-year-old male with extensive peri-aortic abscess after Bentall procedure, evaluated with serial contrast-enhanced cardiac CT to define disease extent, guide management, and document follow-up imaging and outcome.
DOI: 10.1016/j.ijcard.2014.03.055 -
Noninfectious Ascending Aortitis: A Case Series of 64 Patients
A retrospective case series of 64 patients with histologically confirmed noninfectious ascending aortitis identified during ascending thoracic aorta/aneurysm surgery, detailing clinical presentation, imaging findings, histopathology, treatment patterns (notably corticosteroid us…
DOI: 10.3899/jrheum.090081 -
Multidetector CT of Thoracic Aortic Aneurysms
This Radiographics 2009 review outlines the role of multidetector CT angiography in evaluating thoracic aortic aneurysms, detailing etiologies, morphologic features, imaging techniques, postoperative and endovascular considerations, and imaging findings that guide management.
DOI: 10.1148/rg.292075080