Thoracic aorta mildly tortuous

Background Aging changes the aorta in length, tortuosity and diameter. This is relevant in thoracic endovascular aortic repair (TEVAR) and in the long term follow up. Methods and results Two groups of hundred patients < 65 years and hundred patients ≥ 65 years, with no vascular diseases were made. Thin cut CT scans were analyzed with 3Mensio Vascular software and the following measurements ...

Thoracic aorta mildly tortuous. Aortic unfolding. ‘Unfolding’ of the aorta – a common X-ray finding in elderly patients – is a phenomenon which arises due to elongation of the ascending aorta with age. It is not usually considered a pathological finding in itself and should not be mistaken for an aortic aneurysm. It is often associated with calcification of the aorta ...

Thoracic aortic aneurysms are often found when an imaging test is done for a different reason. If you have symptoms of a thoracic aortic aneurysm, your health care provider may ask about your …

There is mild tortuosity of the common iliac artery and minimal atheromatous plaque disease. B: Curved planar reformation of the abdominal aorta and left common and external iliac arteries. Minimal tortuosity and atheromatous wall thickening of the left common iliac artery. A fusiform infrarenal aneurysm with lining …Nov 2, 2022 · The size of a given segment of the thoracic aorta is influenced by age, sex, height, and body size. 2 Aortic z-scores and other diameter indexing methods (see Section 2.3, “Definitions of Dilation and Aneurysm of the Aortic Root and Ascending Thoracic Aorta”) may assist with risk assessment. 3 Of all TAA, aneurysms of the aortic root ... Tortuous aorta: Usually implies atherosclerotic or other degenerative vascular disease. Answered 5/18/2019. 4.8k views. Thank. Dr. J mark Rheudasil answered. Specializes in. plaque: Often associated with mild atherosclerosis and age.The finding of a mildly dilated aorta is not uncommon on routine imaging of the heart. Examination of the aortic root, ascending aorta and aortic arch is part of the standard reporting for echocardiographers. ... Mild tortuosity and looping of the head and neck vessels in a young patient with confirmed TGFBR1 mutation and (B) marked …Case. An 87-year-old woman with atrial fibrillation, a history of deep venous thrombosis, and a long smoking history was admitted with progressive shortness of breath and productive cough of 2 days’ duration with subjective fevers and chills. Vital signs on admission included a respiratory rate of 30 breaths/min and oxygen saturation of 89% ...if you look at DISTORTION you get distortion aorta =747.29 go to your tubular and 747.29= DILATION OF AORTA.... go back to index look up dilation. you get DILATION/AORTA=SEE ALSO ECTASIA. LOOK UP ECTASIA, YOU GET ectasia aorta=see also ectasia aortic. aortic abdominal= 447.72. aortic thoracic= 447.71.

Sep 9, 2019 · Tortuous arteries and veins are commonly observed in humans and animals. While mild tortuosity is asymptomatic, severe tortuosity can lead to ischemic attack in distal organs. Clinical observations have linked tortuous arteries and veins with aging, atherosclerosis, hypertension, genetic defects and diabetes mellitus. Those who even mildly deviate from the state-approved line on the Hong Kong protests could see their information—and that of their family members—shared online. C, a mainland Chine...Your descending aorta refers to the part of your aorta that extends downward from your aortic arch. It travels through your chest (descending thoracic aorta) and your belly (descending abdominal aorta). So, your thoracic aorta and your descending aorta aren’t the same. But your thoracic aorta includes part of your descending aorta.A thoracic aortic aneurysm is a bulge in the part of your aorta that runs through your chest. It forms when your aorta wall grows weak from plaque, connective tissue disorders or other factors. You may feel no symptoms until the aneurysm causes a medical emergency.Thoracic aortic aneurysm. A thoracic aortic aneurysm occurs along the part of the aorta that passes through the chest cavity. Some people may have both types of aortic aneurysms. Having an aortic aneurysm increases the risk of developing a tear in the inner layer of the wall of the aorta. This tear is called an aortic dissection.

Aortic unfolding. ‘Unfolding’ of the aorta – a common X-ray finding in elderly patients – is a phenomenon which arises due to elongation of the ascending aorta with age. It is not usually considered a pathological finding in itself and should not be mistaken for an aortic aneurysm. It is often associated with calcification of the aorta ...Discussion. Thoracic aortic dissection and perforation are rare complications of TAVR occurring in 0.2% to 0.3% of cases. 1, 2 There are numerous possible mechanisms by which an aortic injury can develop during TAVR, including wire perforation, interaction of the delivery system with tortuous aorta, and retrieval of a balloon or valve system. Open …TEE provides high-resolution images of most of the thoracic aorta, apart from a short segment of the distal ascending aorta just proximal to the innominate artery, attributable to acoustic shadowing …The proximal descending thoracic aorta was extremely tortuous and accompanied by a local narrowing, a pseudo-coarctation at the level of the ligamentum arteriosum. No additional aneurysms were detected within the CTA. The patient was immediately transferred to our aortic expertise center for emergency repair.The descending thoracic aorta (DTA) was analyzed and was divided into four zones of equal length. Subjects were divided into three groups based on their maximum tortuosity value: low (< 30°), moderate (30° – 60°) and high (> 60°). A linear regression model was built to test the effect of age and gender on tortuosity.TEE provides high-resolution images of most of the thoracic aorta, apart from a short segment of the distal ascending aorta just proximal to the innominate artery, attributable to acoustic shadowing from the trachea. TEE is also very useful in detailing aortic valve anatomy and function.

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Coarctation of the Aorta Robert H. Beekman III Coarctation of the aorta most commonly is a discrete stenosis of the proximal thoracic aorta (Fig. 45.1). However, considerable variation …Thoracic aorta. The thoracic aorta begins where the left ventricle ends at the aortic valve and continues down through the chest. A weakening of the artery wall in this region is called a thoracic aortic aneurysm. A healthy aorta is about 1 inch (2.5 centimeters [cm]) wide, or about the diameter of a garden hose.30 Nov 2011 ... We classified the abdominal aorta into straight (I form) and tortuous forms (T form), defined as a deviation involving more than half the aortic ...Morphometric measurements, including measurements of segmental length and tortuosity, were performed on three-dimensional models of the thoracic aorta. Results The length of the thoracic aorta was significantly related to age (r=0.54) and increased by 59 mm (males) or 66 mm (females) between the ages of 20 and 80 years. Elongation was most ...Aug 19, 2016 · Aortic atherosclerosis correlates with disease burden in other major arteries such as coronaries and carotids, with several histologic similarities. Autopsy studies have shown similar atherosclerotic plaque burden across arterial beds in a single patient. 1 In the aorta, there tends to be increasing atherosclerosis distally, with the formation ... A tortuous aorta may be characterized as a twisted, curved, enlarged or narrowed blood vessel of the heart. An underlying cause of the distorted shape may be due to a build up of fatty tissue that collects on the walls of the vessels or, it may be a finding from birth.

Case. An 87-year-old woman with atrial fibrillation, a history of deep venous thrombosis, and a long smoking history was admitted with progressive shortness of breath and productive cough of 2 days’ duration with subjective fevers and chills. Vital signs on admission included a respiratory rate of 30 breaths/min and oxygen saturation of 89% ...Sep 9, 2019 · Tortuous arteries and veins are commonly observed in humans and animals. While mild tortuosity is asymptomatic, severe tortuosity can lead to ischemic attack in distal organs. Clinical observations have linked tortuous arteries and veins with aging, atherosclerosis, hypertension, genetic defects and diabetes mellitus. A descending thoracic aortic aneurysm (TAA) is a potentially lethal disease with an annual risk of dissection or rupture of 3% to 7%. 1, 2 Thoracic endovascular aortic repair (TEVAR) is an excellent approach for emergency repair, even in complicated cases with suboptimal anatomy. To contribute to the literature on these challenging cases, we …Aortic Ectasia is common as we age, and commonly an incidental finding on chest X-Ray. It usually does not require further testing. Good control of BP if the patient has hypertension is important as Aortic Ectasia is seen more …Global view of 3-D rendered image of aorta in thoracic and abdominal part with extremely tortuous course of the thoracic aorta. Uneven caliber of the pulmonary artery is observed (empty arrow). The other group of vessels affected in ATS is that of pulmonary arteries which tend to show areas of narrowing and dilatation.Dizziness or lightheadedness. Rapid heart rate. Sudden, severe chest pain, abdominal pain or back pain. Finding an aortic aneurysm before it ruptures offers your best chance of recovery. As an aortic aneurysm grows, you might notice symptoms including: Difficulty breathing or shortness of breath. A tortuous aorta may be characterized as a twisted, curved, enlarged or narrowed blood vessel of the heart. An underlying cause of the distorted shape may be due to a build up of fatty tissue that collects on the walls of the vessels or, it may be a finding from birth. Tortuosity of the thoracic aorta on chest radiographs is characteristic of atherosclerotic disease. Aging and hypertension are associated with the tortuosity, but little is known about the influence of other atherosclerotic risk factors on this abnormality. The purpose of this study was to examine w …Sometimes, it can lie lateral to the paraortic line along the lower descending thoracic aorta. It occurs on 31% to 41% of frontal CXRs, more frequently than the right paraspinal line as the result of the presence of the descending thoracic aorta on the left, which enhance the tangential contact of the lung-mediastinum interface.Pseudomonas bacteria are everywhere. They live on plants, in water and soil, and on humans. In most cases, coming in contact with these germs is uneventful or mildly irritating, bu...

What does it mean mildly tortuous thoracic aorta? You could take it to mean a mildly twisted aorta. Do more research though. Means there are more twist and turns then seen in normal anatomy. You could take it to mean a mildly twisted aorta. Do more research though.

A tortuous aorta (meaning excessively twisted and turned) is often seen in older people. Although this is a sign of aging, it may not mean that it is causing or will cause any problems. However it can indicate an increased risk for other aortic diseases, such as aortic aneurysm. What is mild tortuosity thoracic aorta?Echocardiographic Evaluation of the Normal Aorta. The aorta is divided into five anatomic segments: (1) aortic root, (2) tubular ascending aorta, (3) aortic arch, (4) descending aorta, and (5) abdominal aorta. The aortic root is further subdivided into the sinuses of Valsalva and the sinotubular junction, which is the intersection between the ...Echocardiographic Evaluation of the Normal Aorta. The aorta is divided into five anatomic segments: (1) aortic root, (2) tubular ascending aorta, (3) aortic arch, (4) descending aorta, and (5) abdominal aorta. The aortic root is further subdivided into the sinuses of Valsalva and the sinotubular junction, which is the intersection between the ...Dysphagia aortica is a difficulty in swallowing caused by extrinsic compression of the esophagus due to an ectatic, tortuous, or aneurysmatic atherosclerotic thoracic aorta. This condition is very uncommon, and it is usually associated with old age, women with short stature, hypertension, and kyphosis.The proximal descending thoracic aorta was extremely tortuous and accompanied by a local narrowing, a pseudo-coarctation at the level of the ligamentum arteriosum. No additional aneurysms were detected within the CTA. The patient was immediately transferred to our aortic expertise center for emergency repair.anatomic view of the aorta in a plane perpen-dicular to blood flow. The double oblique method corrects the oblique course of the ascending aorta along with accounting for aortic tortuosity.17,18 This technique is the standardized approach recommended in guideline statements, as nonstandard ap-proaches to measurements may lead to unre-Q25.46. ICD-10 code Q25.46 for Tortuous aortic arch is a medical classification as listed by WHO under the range - Congenital malformations, deformations and chromosomal abnormalities . A thoracic aortic aneurysm occurs in the part of the aorta that runs through the chest. Aneurysms occur more often in the part of the aorta that runs through the belly or abdomen (abdominal aortic aneurysm). Once formed, an aneurysm will slowly get larger and weaker. Treatment may include surgery to fix or remove the aneurysm.

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Jun 1, 2019 · 1. Introduction. In a 2016 statement, the guidelines for the diagnosis and management of patients with thoracic aortic disease was amended to recommend prophylactic repair of the ascending aorta in asymptomatic patients with bicuspid aortic valves (BAV) when the maximum aortic diameter is >5 cm and patients have other risk factors for aortic dissection, such as hypertension, a family history ... Discussion. Thoracic aortic dissection and perforation are rare complications of TAVR occurring in 0.2% to 0.3% of cases. 1, 2 There are numerous possible mechanisms by which an aortic injury can develop during TAVR, including wire perforation, interaction of the delivery system with tortuous aorta, and retrieval of a balloon or valve system. Open …Aortic unfolding. ‘Unfolding’ of the aorta – a common X-ray finding in elderly patients – is a phenomenon which arises due to elongation of the ascending aorta with age. It is not usually considered a pathological finding in itself and should not be mistaken for an aortic aneurysm. It is often associated with calcification of the aorta ...Morphometric measurements, including measurements of segmental length and tortuosity, were performed on three-dimensional models of the thoracic aorta. Results The length of the thoracic aorta was significantly related to age (r=0.54) and increased by 59 mm (males) or 66 mm (females) between the ages of 20 and 80 years. Elongation was most ...A look at how pilots navigate the crowded skies. My dad has said to me for years, "It's easy for you pilots up there. No traffic lights. No road signs. Just go where you want." Now...Quantifying microcalcification activity in the thoracic aorta Journal of Nuclear Cardiology , 10.1007/s12350-020-02458-w , 29 (3) : 1372-1385 , Online publication date: 1-Jun-2022 . Patients with diffuse idiopathic skeletal hyperostosis have an increased burden of thoracic aortic calcificationsPatient History. Thoracic aortic aneurysms (TAA), are more common in elderly males with peak incidence in the sixth decade of life. 36-41 AD, and intramural hematoma (IMH) are also more common in males aged 40-70 years, with a peak in the range of 50-65 years. Patients commonly present with chest pain or interscapular back pain, in the setting ... 500 results found. Showing 1-25: ICD-10-CM Diagnosis Code Q25.29 [convert to ICD-9-CM] Other atresia of aorta. Atresia of aorta. ICD-10-CM Diagnosis Code Q25.1 [convert to ICD-9-CM] Coarctation of aorta. Abdominal aortic coarctation; Coarctation abdominal aorta; Postductal coarctation of aorta; Preductal coarctation of aorta; Coarctation of ... ….

The finding of a mildly dilated aorta is not uncommon on routine imaging of the heart. Examination of the aortic root, ascending aorta and aortic arch is part of the standard reporting for echocardiographers. This paper reviews aortic disease with specific focus on diagnosis, management and further investigations.Tortuosity of the descending thoracic aorta is increased in Type B dissection patients who develop enlarging thoracoabdominal aneurysms or ruptures . Tortuosity may reflect pathologic remodeling in response to progressive structural compromise of the vascular media due to genetic mutations, atherosclerosis or hemodynamic stress. ... Abstract. Thoracic aortic calcification (TAC) is associated with adverse cardiovascular outcomes, and for the cardiovascular imager, is predominantly encountered in 4 settings: 1) incidentally, for example, during a coronary artery calcium scan; 2) as part of dedicated screening; 3) in the evaluation of an embolic event; or 4) in procedural ... Arterial tortuosity syndrome is a disorder that affects connective tissue. Connective tissue provides strength and flexibility to structures throughout the body, including blood vessels, skin, joints, and the gastrointestinal tract. As its name suggests, arterial tortuosity syndrome is characterized by blood vessel abnormalities, particularly ... Treatment. Thoracic aortic aneurysms are bulges (dilations) in the wall of the aorta in the part that passes through the chest (thorax). Thoracic aortic aneurysms may not cause symptoms, or they may cause pain, coughing, and wheezing. Thoracic aortic aneurysms sometimes rupture, which causes excruciating pain (beginning high in the back and ...There is mild tortuosity of the common iliac artery and minimal atheromatous plaque disease. B: Curved planar reformation of the abdominal aorta and left common and external iliac arteries. Minimal tortuosity and atheromatous wall thickening of the left common iliac artery. A fusiform infrarenal aneurysm with lining mural thrombus is present.A thoracic aortic aneurysm is a bulge in the part of your aorta that runs through your chest. It forms when your aorta wall grows weak from plaque, connective …The biggest artery is the aorta, running from your chest to your abdomen. If fats, cholesterol, and other substances begin building up inside your arteries, that causes hard lesions, called plaque ... Thoracic aorta mildly tortuous, Barclays is giving $50,000 to a small business that shares its story of how it persevered during this extra challenging 2020. There is no doubt 2020 has been a challenge. And that ..., Coarctation of the aorta most commonly is a discrete stenosis in the upper thoracic aorta, at or near the insertion of the ductus arteriosus ( Fig. 45.2 ). Most coarctations, therefore, are properly described as juxtaductal in location. The gross morphology of coarctation includes an intimal and medial malformation and a prominent posterior ..., Thoracic aortic aneurysms are often found when an imaging test is done for a different reason. If you have symptoms of a thoracic aortic aneurysm, your health care provider may ask about your family's medical history. Some aneurysms can run in families., Aug 19, 2016 · Aortic atherosclerosis correlates with disease burden in other major arteries such as coronaries and carotids, with several histologic similarities. Autopsy studies have shown similar atherosclerotic plaque burden across arterial beds in a single patient. 1 In the aorta, there tends to be increasing atherosclerosis distally, with the formation ... , 500 results found. Showing 1-25: ICD-10-CM Diagnosis Code Q25.29 [convert to ICD-9-CM] Other atresia of aorta. Atresia of aorta. ICD-10-CM Diagnosis Code Q25.1 [convert to ICD-9-CM] Coarctation of aorta. Abdominal aortic coarctation; Coarctation abdominal aorta; Postductal coarctation of aorta; Preductal coarctation of aorta; Coarctation of ... , Sometimes, it can lie lateral to the paraortic line along the lower descending thoracic aorta. It occurs on 31% to 41% of frontal CXRs, more frequently than the right paraspinal line as the result of the presence of the descending thoracic aorta on the left, which enhance the tangential contact of the lung-mediastinum interface., Herein, we describe a 21-month-old girl with PHACE syndrome (posterior fossa hemangiomas, arterial lesions, cardiac anomalies/coarctation of the aorta, and eye anomalies) who presented with a tortuous extensive aortic arch aneurysm. As the maximum short diameter of the distal aortic arch aneurysm expanded rapidly from 21 mm …, This is a tear between the inner and outer layers of the aorta wall. The tear can cause the wall to separate and burst. This can cause serious bleeding. Limb ischemia (say "iss-KEE-mee-yuh"). This means that your limb, usually a leg, is not getting enough oxygen. It happens when a blood clot moves from the aorta to an artery in a leg., Citation, DOI, disclosures and article data. The term unfolded aorta refers to the widened and decreased curvature of the aortic arch on a frontal chest radiograph giving an ‘opened up’ appearance. It is one of the more common causes of apparent mediastinal widening and is seen with increasing age, usually associated with aortic calcification., Aortic unfolding is an abnormality visible on a chest X-ray, that shows widening of the mediastinum which may mimic the appearance of a thoracic aortic ..., Computed tomography (CT) of the chest demonstrated an enlarged, tortuous aorta (Fig. 2). The diameters of the ascending thoracic aorta, the descending thoracic aorta, and the proximal abdominal aorta were 7 cm, 6 cm, and 5.3 cm, respectively. There was an intramural thrombus at the level of the descending aorta., Thoracic aortic aneurysm. A thoracic aortic aneurysm occurs along the part of the aorta that passes through the chest cavity. Some people may have both types of aortic aneurysms. Having an aortic aneurysm increases the risk of developing a tear in the inner layer of the wall of the aorta. This tear is called an aortic dissection., A thoracic aortic aneurysm is a bulge in the part of your aorta that runs through your chest. It forms when your aorta wall grows weak from plaque, connective tissue disorders or other factors. You may feel no symptoms until the aneurysm causes a medical emergency., Apr 21, 2023 · Thoracic aortic aneurysm. A thoracic aortic aneurysm occurs along the part of the aorta that passes through the chest cavity. Some people may have both types of aortic aneurysms. Having an aortic aneurysm increases the risk of developing a tear in the inner layer of the wall of the aorta. This tear is called an aortic dissection. , Oct 14, 2020 · The aorta is the main artery in your body that moves blood away from your heart — the highway that disperses oxygen-rich blood. An aneurysm occurs when an artery wall weakens, causing it to bulge or dilate abnormally. When blood moves through the aorta, the aortic wall is stretched and weakened, high blood pressure stresses the aortic wall ... , We would like to show you a description here but the site won’t allow us., Aortic coarctation (ko-ahrk-TAY-shun) is a narrowing of the aorta. It forces the heart to pump harder to move blood through the aorta. Coarctation of the aorta is generally present at birth (congenital heart defect). Symptoms can range from mild to severe. The condition might not be detected until adulthood., Thoracic aortic dissection and perforation are rare complications of TAVR occurring in 0.2% to 0.3% of cases. 1, 2 There are numerous possible mechanisms by which an aortic injury can develop during TAVR, including wire perforation, interaction of the delivery system with tortuous aorta, and retrieval of a balloon or valve system. Open surgery ..., 23 May 2021 ... MBBS मतलब JOHARI MBBS I This Video Topic - Descending Thoracic Aorta Anatomy | Arch Of Aorta Anatomy | Ascending Aorta Branches Anatomy ..., In this article, we’ll look into the role of the thoracic aorta, what thoracic aortic ectasia means, its symptoms, diagnosis, treatments, and prevention. Understanding the Thoracic Aorta. The thoracic aorta is a large, vital blood vessel originating from the heart’s left ventricle, specifically the aortic valve., Treatment. Thoracic aortic aneurysms are bulges (dilations) in the wall of the aorta in the part that passes through the chest (thorax). Thoracic aortic aneurysms may not cause symptoms, or they may cause pain, coughing, and wheezing. Thoracic aortic aneurysms sometimes rupture, which causes excruciating pain (beginning high in the back and ..., Tortuosity of the descending thoracic aorta is increased in Type B dissection patients who develop enlarging thoracoabdominal aneurysms or ruptures . Tortuosity may reflect pathologic remodeling in response to progressive structural compromise of the vascular media due to genetic mutations, atherosclerosis or hemodynamic stress. ..., Arterial tortuosity is emerging as a common feature in genetically mediated thoracic aortic disease that may be prognostic. This review will summarize recent literature on arterial tortuosity in the setting of genetic arteriopathies. While arterial tortuosity has been primarily described in Loeys-Dietz syndrome due to and mutations and in ..., if you look at DISTORTION you get distortion aorta =747.29 go to your tubular and 747.29= DILATION OF AORTA.... go back to index look up dilation. you get DILATION/AORTA=SEE ALSO ECTASIA. LOOK UP ECTASIA, YOU GET ectasia aorta=see also ectasia aortic. aortic abdominal= 447.72. aortic thoracic= 447.71., Dilation of the ascending aorta entails a high risk of dissection or aortic rupture in the absence of surgical treatment. Overall, it represents 50% of all thoracic aneurysms, but can be separated into two distinct entities, according to aetiology and surgical management: (1) the aortic root aneurysm, concerning the initial portion, the so called “aortic root”, that includes the sinuses of ..., Tortuous or twisted arteries and veins are commonly seen in humans and animals [ 1, 2, 3 ]. While mild tortuosity is a common anomaly without clinical symptoms, severe tortuosity can lead to various serious symptoms. Clinical observations have linked tortuous arteries and veins to aging, atherosclerosis, hypertension, genetic defects and ..., anatomic view of the aorta in a plane perpen-dicular to blood flow. The double oblique method corrects the oblique course of the ascending aorta along with accounting for aortic tortuosity.17,18 This technique is the standardized approach recommended in guideline statements, as nonstandard ap-proaches to measurements may lead to unre-, If an aneurysm forms between the upper and lower parts of the aorta, it's called a thoracoabdominal aneurysm. A thoracic aneurysm may be round or tube-shaped. Aneurysms can occur anywhere in the thoracic aorta, including near the heart, in the aortic arch and in the lower part of the thoracic aorta. Causes of thoracic aortic aneurysms …, 3rd xray showed no pneumothorax. but indicated thoracic aorta mildly tortuous. Can exercise help, if so what kind. Thank you Helpful - 0. Comment. kenkeith. I'm not familiar with Life Line Screening, but abdominal aneurysm is a bulge of the aorta (large vessel from the heart that supplies blood to system). Normally, the aorta is about one inch ..., In some health conditions, the arteries in the heart may be twisted. The heart arteries are called the coronary arteries. Twisted arteries also are called tortuous arteries. There is a problem with information submitted for this request. Review/update the information highlighted below and resubmit ..., The neck of the aneurysm measured 6.7 cm x 4.0 cm, and the overall area measured 8.3 cm x 7.2 cm x 2.3 cm. Gated CT of the aorta with contrast further confirmed the size and location of the aneurysm (Figure 3). Three-dimensional reconstruction of the aneurysm from the Gated CT of the aorta is shown in Figure 4. There was no evidence of aortic ..., The descending thoracic aorta (DTA) was analyzed and was divided into four zones of equal length. Subjects were divided into three groups based on their maximum tortuosity value: low (< 30 ̊), moder-ate (30 ̊ – 60 ̊) and high (> 60 ̊). A linear regression model was built to test the effect of age and gender on tortuosity., Objective: As elastin fibres in the aorta deteriorate with age, the descending thoracic aorta (DTA) becomes longer and more tortuous. In patients with DTA aneurysms, this increased tortuosity may result in a hostile haemodynamic environment for thoracic endovascular aortic repair (TEVAR). The objective of this study was to analyse how increased ...