We conducted the thumb-palm test in 305 patients undergoing cardiac surgery with intra-operative transesophageal echocardiography (TEE) for a variety of disorders:. amjcard. 1 It occurs when the abdominal aortic wall weakens, causing it to bulge or balloon. Spirometry is safe as. 5%), meaning that many patients with disease will not be identified. S. A study has found a self-conducted test involving the thumb and palm of one hand could help alert people to their risk of having a hidden aortic aneurysm. Syphilitic aortic aneurysms are rarely seen nowadays, but if encountered they usually demonstrate extensive aortic calcification or. Rupture is often lethal; mortality is 85 to 90%. Ultrasonography is the most cost-effective method of detecting these aneurysms and keeping them under. Intervention should be considered when the diameter of a thoracic aortic aneurysm reaches 5. A carotid ultrasound is carried out to examine for narrowed carotid arteries, which boost the threat of stroke. According to a Yale News report, aortic aneurysms are the 13 th most common cause of U. 0 cm or larger. Surgery is typically reserved for aortic aneurysms that are 5. Aneurysms can develop in several parts of the body, including: The body's main artery, called the aorta (aortic aneurysm). The outcomes can aid your doctor establish a therapy to lower your stroke risk. Aim Autophagy plays essential roles in abdominal aortic aneurysm (AAA) development and progression. These aneurysms are usually asymptomatic until they rupture which is a catastrophic complication. deaths. 1-4. It is a simple test you can do right now, and it could save your life. 08. Carotid arteries are generally narrowed by a buildup of plaque – composed of fat,. 1 Consider cardiopulmonary exercise testing when assessing people for elective repair of an asymptomatic abdominal aortic aneurysm (AAA), if it will assist in shared decision making. Faster growing aneuryms should be considerd for intervention sooner than the usual operative. Ischemic stroke. An aneurysm may occur in any blood vessel, but is most often seen in an artery rather than a vein. John A. Carotid (kuh-ROT-id) ultrasound is a secure, painless treatment that makes use of acoustic waves to examine the blood flow through the carotid arteries. The thoracic aorta consists of the aortic root, ascending aorta, aortic arch, and the descending aorta. It is not known how accurate this test may be. They can also be hereditary. Between 2% and 8% of adults have abdominal aortic aneurysms, but they are most common among older male smokers. The force of blood pumping can split the layers of the artery wall, allowing blood to leak in between them. These aneurysms are usually asymptomatic until they rupture which is a catastrophic complication. The aorta carries oxygen-rich blood from the heart to the rest of the body. Accuracy of the “thumb-palm test” for detection of ascending aortic aneurysm. 1016/j. The other is in the abdomen and is called an abdominal aortic aneurysm. the revised Ghent criteria should be employed as a high pre-test probability of disease confers 66–91% odds of finding an FBN-1 mutation and. TAA occurs in 5-10/100 000 person-yr. 4 cm Thoracic Aortic root dilation >3. The most common types of an aneurysm is in the aorta. Their hospital-based study population comprised 305 patients undergoing cardiac surgery, including 93 patients (30. Multiple randomized controlled trials have demonstrated that one-time, ultrasound-based abdominal aortic aneurysm. They can also be hereditary. The prevalence of AAA has declined over the past 2 decades among screened men 65 years or older in various countries such as the United Kingdom, New Zealand, Sweden, and Denmark. Thumb Palm Test Aortic Aneurysm. S. If you are unsure that you are at risk for having an aortic aneurysm, then you can do a thumb-palm test to determine whether you are at risk or not. 36 These patients with a positive thumb. Pressure on a nerve is one of the most common causes of a numb thumb. The test, which is self-conducted by experts associated with Yale New Haven Hospital’s Aortic Institute of Yale New Haven Hospital. They kill about 10,000 people each year and affect adults of all ages. The aorta carries blood from the heart to the body. Aortic aneurysm. The diagnosis may be confused with renal calculus, diverticulitis, incarcerated hernia, or. Abdominal aortic aneurysms are defined as having an aortic diameter of more than 3 cm. It may be used to check for a number of conditions. Introduction. 5 centimeters in diameter is found, it should be followed for 6 to 12 months to. Ankle Brachial Index Test Aortic Aneurysm. Abdominal aortic aneurysms are the easiest type to identify and follow, Brown says. A negative thumb test does not guarantee an aneurysm. There are several causes of aneurysm dilatation such as direct trauma, chronic infections, acute infections, inflammatory. Thumb palm test aneurysm. A simple test of the thumb will help determine if someone is suffering from an aortic aneurysm that is hiddenthat could be fatal if not identified and untreated, a new study shows. This buildup, called atherosclerosis, is among the leading sources of stroke. A simple “thumb palm test” may indicate whether someone has an ascending aortic aneurysm, or a potentially fatal ballooning of a large artery in the heart,. 5 cm or greater in diameter. The bulge in the aorta happens when part of your blood vessel wall grows weak. Get screened for a stroke and cardiovascular disease risk near by. Cardiol. We conducted the thumb-palm test in 305 patients undergoing cardiac surgery with intra-operative transesophageal echocardiography (TEE) for a variety of disorders: ascending aneurysm in 59 (19. The larger an aneurysm is, the greater the chances are that it will rupture. This accumulation, called atherosclerosis, is among the leading sources of stroke. As the tear extends along the wall of the aorta, blood can flow in between the layers of the blood vessel wall (dissection). However, an aneurysm can occur in different parts of the aorta, including the abdominal section which runs into the arteries in the legs. 4. Objective: The purpose of the study was to assess the anticipated incremental risk of a concomitant aortic resection performed with an aortic valve replacement. Additional symptoms that may accompany an aortic dissection include: Abdominal pain, which can arise if the dissection extends into the abdominal aorta. His recent paper was published in the American Journal of Cardiology. We appreciate the thoughtful analysis of our study by Drs. While most did not produce a positive result, those who did had a greater. The aorta is the large blood vessel that the heart pumps into via the aortic valve every time it beats. In some circumstances, affected individuals can show subtle cysts of the colored portion of the eye (iris floculi) or a visible capillary network below the skin with a honeycomb appearance. Previous work suggests that various genetic syndromes, congenital defects such as bicuspid aortic valve, hypertension, and age are associated with TAA formation. Men ages 65 to 75 who have ever smoked should undergo a one-time ultrasound screening test for this condition. Lumbar puncture, known as a spinal tap. The outcomes can assist your doctor figure out a treatment to lower your stroke danger. Methods Two gene expression profile datasets GSE98278 and GSE57691 were. Elective surgical repair is indicated in patients with a large abdominal aortic aneurysm. Thumb-palm test. 114-116, 10. Listening to your heart. Thoracic aortic aneurysm, an aneurysm in the top of the aorta. According to a Yale News report, aortic aneurysms are the 13 th most common cause of U. Some conditions that medical professionals commonly screen for. But most occur in the arteries in the brain or in the aorta , which is the major artery that carries blood to the whole body. This is due to an embolus (moving blood clot) that is formed by the abdominal aneurysm and affects the surface temperature of the skin. In computed tomography, the upper limit for adults of the main PA diameter is 29 mm, and the upper limit of the. Another aortic disease, which often occurs in the presence of aortic aneurysms, is called aortic dissection. Occasionally if the aneurysm becomes large, it can cause back pain or a. The thumb-palm test is. loss of consciousness. A Yale study has found that a self-conducted test involving the thumb and palm of one hand could help alert thousands of people each year to their risk of having a hidden aortic aneurysm. . An illustration of an aortic aneurysm and a demonstration of the thumb-palm test. Endovascular repair is a type of treatment for an abdominal aortic aneurysm, or AAA. 0 cm; the upper limit. Abdominal aortic aneurysm (AAA) is a common life‐threatening disease that affects 1% to 2% of men by the age of 65 years. Shortness of breath if the aneurysm presses on your lung. 2021 Dec 15;161:116-117. An aneurysm is an enlargement of the aorta and as the aorta enlarges, it becomes thinner. Ischemic stroke. Thumb Palm Test For Aneurysm. Carotid (kuh-ROT-id) ultrasound is a risk-free, pain free procedure that makes use of sound waves to examine the blood circulation through the carotid arteries. e. Aneurysms can happen in any blood vessel. Numbness in the thumb can also happen if the nerve supply to the thumb and hand is injured or affected by a medical condition. AAA may be detected incidentally or at the time of rupture. To make the diagnosis your provider may order some tests. g. In some people, as they get older, the wall of the aorta in the. Aortic aneurysms are the 13th most common cause. Abstract. Check your pulse in your arms and legs to see whether it feels weaker than normal. An aneurysm occurs when part of an artery wall weakens, allowing it to abnormally balloon out or widen. If the thumb crosses beyond the far edge of the flat. However, the relevance of using angiotensin II induction model to. The self-conducted test, proposed by experts affiliated with the Aortic Institute at Yale New Haven Hospital, requires holding up one hand as if signaling. They kill about 10,000 people each year and affect adults of all ages. Thoracic aortic aneurysm (TAA) refers to enlargement of the aorta by more than 50% of the normal diameter in segments between the aortic valve and aortic hiatus of the diaphragm (). The aorta is the largest artery in the body, transporting freshly oxygenated blood from the heart towards the awaiting cells. An aneurysm is an expansion or bulge of a blood vessel to more than 1. Thumb test for aortic aneurysm. Carotid (kuh-ROT-id) ultrasound is a risk-free, pain free procedure that makes use of sound waves to check out the blood circulation via the carotid arteries. Just stick out your hand like you're telling someone to stop, and then see how far your thumb can stretch across your palm. All men aged 65 to 75 with a history of smoking should be screened for abdominal aortic aneurysms using an ultrasound test. Carotid (kuh-ROT-id) ultrasound is a safe, painless treatment that makes use of acoustic waves to check out the blood flow via the carotid arteries. John A. An aortic aneurysm is a balloon-like bulge in the aorta, the large artery that carries blood from the heart through the chest and torso. Reply to the Positive Predictive Value of the Thumb-Palm Test for General Population Screening of Ascending Aortic Aneurysm Am J Cardiol . However, “spreading knowledge of this test may very well identify carriers of silent aneurysms and save lives,” said Dr. Chest X-ray. Thumb test for Aortic Aneurysm. Abdominal aortic aneurysms do not normally pose a serious threat to health, but rare large aneurysms can be very serious. Request PDF | On Dec 1, 2021, John A. Arterial tortuosity and aortic aneurysms Cleft palate/bifid uvula Hypertelorism. Thumb Test to detect Aortic AneurysmA simple thumb test could be used to identify people at risk of a condition that can kill in minutes and has no symptoms. Aortic disease or. How Your Thumb May Indicate Aortic Aneurysm Risk. The aorta is the largest artery. 0 and 5. 03. The thumb-palm test is. The split or tear enables blood to seep between the aortic wall’s three layers, which can eventually lead to aortic. Thumb Test For Aortic Aneurysm. One in four aortic aneurysms are TAAs. The most common emergency test for aortic aneurysm involves a computed tomography (CT) scan of the chest, and possibly abdomen and pelvis. An aortic aneurysm is a bulge in the aorta, the main blood vessel that ferries blood from the heart throughout the chest and the rest of the body. Symptoms of a burst aortic aneurysm include: Sudden severe abdominal (tummy) and/or back pain. The most common emergency test for aortic aneurysm involves a computed tomography (CT) scan of the chest, and possibly abdomen and pelvis,. OBJECTIVE. Clammy skin can be a tell-tale symptom of an abdominal aortic aneurysm. The test should especially. No case of Marfan syndrome, Ehlers-Danlos or other collagen disorder was identified. That is to say, a positive test implies a substantial likelihood of harboring an ascending aortic aneurysm. Abdominal aortic aneurysm – requires drugs to control high blood pressure and surgery to repair the aneurysm if necessary. It is a clinical test in which the tip of the thumb extends beyond the palm when the thumb is clasped in the clenched hand. The prevalence of the disease depends on the population studied, with reported prevalences varying between 1. A simple thumb test can help indicate whether a person is harboring a hidden aortic aneurysm — which can prove fatal if left undetected and untreated, new. [2] It occurs due to the intrinsic weakness of the aortic wall. I71. A negative test does not exclude an aneurysm. In the UK, around 1 in 70 men over 65yrs have an AAA and over 3,000 deaths occur each year. . Pressure on a nerve is one of the most common causes of a numb thumb. g. If a large aneurysm ruptures it can cause huge internal bleeding and is. According to a Yale News report, aortic aneurysms are the 13 th most common cause of U. Get screened for a stroke and cardiovascular disease risk near by. They kill about 10,000 people each year and affect adults of all ages. If your thoracic aortic aneurysm is small, your health care provider may recommend medicine and imaging tests to watch the aneurysm. If it crosses beyond the far edge of the flat palm, you may be harbouring a hidden aneurysm. Though occurrence of TAAs is rare, they. Thumb palm aneurysm test. breathlessness. A simple thumb test can reveal if you are at risk of having a deadly heart problem that can kill in minutes. Baseline prevalence of abdominal aortic aneurysm, peripheral arterial disease and hypertension in men aged 65–74 years from a population screening study (VIVA trial). It runs from your heart down through your chest and abdomen. According to a Yale News report, aortic aneurysms are the 13 th most common cause of U. This is due to an embolus (moving blood clot) that is formed by the abdominal aneurysm and affects the surface temperature of. Now Elefteriades wants everyone to know about the simple test — especially anyone with a family history of aortic aneurysm or heart disease. The majority of true aneurysms were due to repetitive micro-trauma from occupational injury, for example metal work, radiography and professional golf. • An abnormal bulging of the aorta, the largest artery in the body. 7 cm Ascending aortic and arch disease, Behcet’s syndrome, and Reiter syndrome). If you have an aortic aneurysm, you can live with it and you’d have to do what you could to prevent a split or rupture. Your 2 carotid arteries lie on each side of your neck. 5%) but high specificity (98. Shortness of breath, especially when lying flat. ; An ultrasound: This test utilizes sound waves to make images of the body’s organs. According to a Yale News report, aortic aneurysms are the 13 th most common cause of U. 4% among people between 50 and 84 years of age, or 1. aortic root diameter >55 mm. One of the most common inherited disorders affecting connective tissue, Marfan syndrome (MFS), is an autosomal dominant condition with a reported incidence of 1 in 3000 to 5000 individuals. [1] Aneurysms can affect any blood vessel, but they are most commonly seen in arteries rather than veins. See how you save!Inherited thoracic aortopathies denote conditions in which abnormalities lead to thoracic aortic wall weakness or abnormal aortic hemodynamic profiles, predisposing patients to aortic dilatation, aneurysm formation, and acute aortic complications. An abdominal aortic aneurysm is a bulge in the part of your aorta that runs through your belly. Carotid (kuh-ROT-id) ultrasound is a safe, painless treatment that uses acoustic waves to take a look at the blood flow via the carotid arteries. They kill about 10,000 people each year and affect adults of all ages. You have more than one aneurysm along the length of the aorta. A family history of aneurysm may increase your risk for. The new test could help to identify if a person has an unknown aortic aneurysm- an abnormal bulge that occurs in the wall of the major blood vessel. g. An abdominal aortic aneurysm screening is a quick and painless imaging test that checks for signs of an abdominal aortic aneurysm (AAA). Ischemic stroke. Aortic disease or an injury may also cause an aneurysm. You can get some screenings in. When an aneurysm develops, the aorta expands and its walls become weaker. It is a simple test you can do right now, and it could save your life. Low blood pressure. If they burst, abdominal aortic aneurysms can be fatal. If the aorta bursts, it can cause serious bleeding that can quickly lead to death. An abdominal aortic aneurysm (AAA) is a swelling (aneurysm) of the aorta – the main blood vessel that leads away from the heart, down through the abdomen to the rest of the body. deaths. We will describe and illustrate the imaging findings for endoleaks involving abdominal aortic aneurysms. An aneurysm is defined as a segmental, full-thickness dilation of a blood vessel 50 percent greater than its normal diameter [ 2,3 ]. An AAA is a bulge in the part of your aorta that travels through your belly (abdominal aorta). Carotid arteries are generally tightened by a build-up of plaque – composed of fat. Aneurysm Thumb Palm Test. Numbness in the thumb can also happen if the nerve supply to the thumb and hand is injured or affected by a medical condition. Thoracic aortic aneurysms are often found when an imaging test is done for a different reason. those with a positive family history. Preventive Services Task Force recommends a screening ultrasound test for abdominal aneurysms for men ages 65 to 75 who have ever smoked. These data provide valuable mechanistic insight into the pathogenesis of aortic aneurysm, reveal diagnostic markers, and identify new therapeutic targets. 5%) for the thumb-palm test in detecting ascending aortic aneurysm. We conducted the thumb-palm test in 305 patients undergoing cardiac surgery with intra-operative (TEE) for a variety of disorders: ascending aneurysm in 59 (19. Positive Predictive Value of the Thumb-Palm Test for General Population Screening of Ascending Aortic Aneurysm Am J Cardiol . Trouble swallowing or pain with swallowing (if the aneurysm presses on your esophagus ). 5 preventive health screenings: Carotid Artery Disease, PAD, AAA, Afib, Osteporosis. While generally asymptomatic, progressive aneurysmal dilation is associated with the devastating. It's often the screening method of choice for detecting an abdominal aortic aneurysm, a weakened, bulging spot in your abdominal aorta, the artery that runs. S. Thumb Test For Aortic Aneurysm. A thoracic aortic aneurysm is a weakened area in the upper part of the aorta — the major blood vessel that feeds blood to the body. We have noted informally that many patients who are referred to our institution with documented thoracic aortic aneurysms can cross their thumb beyond the edge of the flat palm—a positive ‘thumb-palm’ test—even in the absence of other stigmata of Marfan syndrome or other connective tissue diseases. Get screened for a stroke and cardiovascular disease risk near by. 1 The most worrying complication of AAA is rupture, which is usually fatal, with a reported age‐adjusted annual mortality of 15. An abdominal aortic aneurysm happens when the main artery that carries blood from the heart to the tummy (the aorta) becomes weakened. An aneurysm is an abnormal dilatation or bulging in a blood vessel due to the intrinsic weakness of the vessel wall. A true aneurysm has all the three layers of the arterial. 7 Risk factors for the. Carotid arteries are generally narrowed by a build-up of plaque – comprised of. This can lead to aortic rupture or decreased blood flow. Ischemic stroke. g. Incredibly the aorta pumps around 200,000,000 liters of blood around the body in a lifetime. If it becomes significantly large it can lead to catastrophic complications. A long section of the aorta is involved. c process, medical issues, and the available exercise training literature, and provides recommendations for performing regular exercise. The thumb-palm test is. Increase of mean pressure gradient with exercise. Thumb Test For Aortic Aneurysms. a Elastica van. It is not known how accurate this test may be. If you have an aortic aneurysm, you can live with it and you’d have to do what you could to prevent a split or rupture. In the study, more than 300 heart patients took the thumb test. Get screened for a stroke and cardiovascular disease risk near by. The remainder of true aneurysms were either congenital or of unknown cause. Synonym: Ascending Aortic Aneurysm. The U. Abdominal aortic aneurysms are commonly found in men aged 65-85 years. Cardinal manifestations include proximal aortic aneurysm, dislocation of the ocular lens, and long-bone overgrowth. 029. smoke or used to smoke. Cerebral aneurysms: Also called brain aneurysms, these aneurysms affect an artery in your brain. Talk to your doctor about whether the benefits of screening would outweigh the risks in your case. The two types of aortic aneurysms are: Abdominal aortic aneurysm (AAA): Abdominal aortic aneurysms occur in the lower half of the body. Another aortic disease, which often occurs in the presence of aortic aneurysms, is called aortic dissection. . Synonym: Dilatation of Ascending Aorta. THORACIC ANEURYSM. The causes of aneurysms are sometimes unknown. Thumb test for aneurysm. True aneurysm of a thumb digital artery in a radiographer: a case report. Abdominal aortic aneurysms are the easiest type to identify and follow, Brown says. Get screened for a stroke and cardiovascular disease risk near by. Thumb Test Aneurysm. According to a Yale News report, aortic aneurysms are the 13 th most common cause of U. It will indicate if a person is harbouring an aortic aneurysm — an. Heritable thoracic aortic diseases (HTAD) are rare pathologies associated with thoracic aortic aneurysms and dissection, which can be syndromic or non-syndromic. The condition also puts him at high risk for a thoracic aortic aneurysm—swelling in the upper part of the large artery that carries blood from the heart, down through the chest and into the. This is the American ICD-10-CM version of I71. The aorta is the largest artery in the body, transporting freshly oxygenated blood from the heart towards the awaiting cells. Thumb test aortic aneurysm. Get screened for a stroke and cardiovascular disease risk near by. GameStop Moderna Pfizer Johnson & Johnson AstraZeneca Walgreens Best Buy Novavax SpaceX Tesla. Difficulty breathing. And the cause of the aortic aneurysm can be hereditary or congenital. Thumb test for aortic aneurysms. Screening for aortic aneurysm is usually done using ultrasound. An ultrasound, X-ray, CT scan, angiogram,. Tests. 1 Aortic aneurysms are divided into thoracic aortic aneurysms (TAAs),. 6%) with ascending aortic aneurysm as diagnosed by transesophageal echocardiography. Important advances have been made in the diagnosis and medical and surgical care of. 1 Even when considering just the “sporadic” aneurysms (ie, aneurysms in which there is no evidence of a syndromic, familial, or known genetic etiology), a. Just stick out your hand like you're telling someone to stop, and then see how far your thumb can stretch across your palm. Yale Experts Explain How to Test Yourself for Aortic Aneurysms With a Thumb Test. . In 2021, researchers from Yale University published a study in the American Journal of Cardiology about a simple self-administered test utilizing the thumb and palm that can potentially inform. Marfan syndrome (MFS) is an autosomal dominant connective tissue disorder that affects the microfibrils and elastin in connective tissue throughout the body. . Key takeaways: An aneurysm is the outpouching or ballooning out of a blood vessel that occurs when the wall of the blood vessel becomes weak and stretched out. Just stick out your hand like you're telling someone to stop, and then see how far your thumb can stretch across your palm. 5%) for the thumb-palm test in detecting ascending aortic aneurysm. Family history and genetics. One way to detect aortic aneurysm with thumb-palm test. S. Introduction. In other words, the majority of aneurysm patients do not manifest a positive thumb-palm sign, but patients who do have a positive sign have a very high likelihood of harboring an ascending aneurysm. Thumb Aneurysm Test. It's not always clear what causes it, but some people have a higher chance of getting one. Marfan's syndrome is a systemic disorder of connective tissue caused by mutations in the extracellular matrix protein fibrillin 1. 7 Aortic diameter may vary according to age, sex, race, height, weight, body surface area, and baseline blood pressure. Dizziness or lightheadedness. Normally the abdominal aorta is a round circular structure that resembles a pipe, roughly the size of a golf ball. We will also discuss which types of endoleaks. evidence review A: risk factors for predicting presence of an abdominal aortic aneurysm. Just stick out your hand like you're telling someone to stop, and then see how far your thumb can stretch across your palm. According to a Yale News report, aortic aneurysms are the 13 th most common cause of U. They kill about 10,000 people each year and affect adults of all ages. Aneurysms of the aortic root and ascending aorta are typically diagnosed at younger patient ages than aneurysms of the descending thoracic aorta (60 versus 72 years, respectively). . Clinical features and differential diagnosis of aortic dissection: experience with 236 cases (1980 through 1990). Causes of a Numb Thumb or Hand. Causes of a Numb Thumb or Hand. Abdominal aortic aneurysm affects approximately 4–7% of men and 1–2% of women over the age of 65 years. Symptoms that a thoracic aortic aneurysm has ruptured or dissected include: Sharp, sudden pain in the upper back that spreads downward. If discovered. Health (969) Beauty (420) Fitness (797) Diet (284) Golf (1129) Travel (188) Home Decor (140) Latest Posts. Ischemic stroke. Carotid Artery Aneurysm. a, b Histological analyses of surgically dissected aortic tissue samples from the proband with LDS and from a non-familial thoracic aortic aneurysm (TAA) in a 70-year-old patient. "If you have a positive thumb-palm test there's a pretty high likelihood that you may harbor a thoracic aneurysm," he said. An abdominal aortic aneurysm (AAA) is defined as an aorta having a diameter of at least one and a-half times the normal diameter of the aorta at the level of the renal arteries [1]. BERRY ANEURYSM Involve cerebral arteries at bifurcations Probably arise at congenital points of weakness in wall Can rupture and result in subarachnoid hemorrhage Clinically may see headache, stiff neck (meningeal irritation) and death. This study supports the utility of the thumb-palm test in evaluation for ascending thoracic aortic aneurysm. “Our study showed that the majority of aneurysm patients do not manifest a positive thumb-palm sign, but patients who do have a positive test have a high likelihood of harboring an aneurysm,”. An angiography: This X-ray image utilizes a special type of dye and takes images of the blood vessels via a particular type of camera. Thumb test for aneurysm. Abdominal Aortic Aneurysm. This build up, called atherosclerosis, is one of the leading sources of stroke. AAA is a localized dilatation of the abdominal aorta: an aortic diameter >3. Thumb palm test aneurysm. Genetic studies over the past several decades have helped to better elucidate the genomics and inheritance of thoracic aortic diseases. The new test could help to identify if a person has an unknown aortic aneurysm- an abnormal bulge that occurs in the wall of the major blood vessel. Aortic aneurysm thumb test. Updates of Recent Aortic Aneurysm Research. “Only a.