Registered Vascular Technologist (RVT) Practice Exam

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• Failure to produce augmentation of a Doppler signal in the CFV following thigh compression suggests possible obstruction of which vessel?
• What are the three main risk factors in Virchow's triad?
• A patient's physical exam reveals aphasia, left amaurosis fugax, and right hemiparesis. What is the source of these symptoms?
• At what point does the subclavian artery become the axillary artery?
• What is the most utilized screening method for identifying abdominal aortic aneurysm (AAA)?
• What is the purpose of reactive hyperemia?
• What is the most common site for atherosclerosis in the lower extremities?
• An elevated D-dimer level suggests what condition?
• What is the correct diagnostic criterion for renal artery stenosis?
• Which of the following is an example of quantitative criteria for interpretation?
• What does Doppler ultrasound primarily assess in vascular studies?
• What is the critical assessment for varicose veins in a venous study?
• Which pathology is characterized on angiography as a "string of beads" appearance?
• What is a common symptom associated with acute venous thrombosis?
• What is a key benefit of using ultrasound in vascular studies?
• What is the primary symptom of mesenteric ischemia?
• What is the primary treatment goal for managing a patient with lymphedema?
• Name one risk factor for the development of peripheral artery disease (PAD).
• What is typically the most likely cause of a pulsatile neck mass?
• What is the primary purpose of the Allen test?
• Which vessel can typically be visualized posterior to the inferior vena cava (IVC)?
• Which condition is characterized by the absence of venous compressibility in ultrasound assessment?
• What risk factor is related to Paget-Schroetter syndrome?
• How do venous walls differ from those of the arteries?
• In vascular ultrasound, what structure is referred to as the "media"?
• What is one of the primary uses of duplex ultrasound in vascular studies?
• What is the most frequent etiology of blue toe syndrome?
• Which artery is most commonly evaluated when performing a carotid duplex exam?
• What vein drains blood from the liver?
• What physiological change can occur due to prolonged venous insufficiency?
• What is the primary goal of performing a Doppler ultrasound during pregnancy?
• What describes the best method to disinfect a transducer after contact with bodily fluids?
• Which of the following is a possible route as a collateral for an ICA obstruction?
• Which condition is commonly assessed using a Duplex ultrasound?
• Which artery supplies oxygenated blood to the brain?
• Where are ischemic ulcers more likely to be found?
• What is the most common etiology of plantar ulcers in diabetic patients?
• What type of flow is typically seen in healthy veins?
• Which condition would typically present with muscle cramping during exercise?
• A pan diastolic bruit upon auscultation is most likely indicative of what condition?
• What maneuver is often used during a carotid ultrasound to assess for plaque?
• What transducer frequency is typically used for cerebrovascular assessment with transcranial Doppler?
• What vessel supplies blood to the common iliac artery (CIA)?
• What does the "D" in "DVT" signify regarding the condition?
• What physiological response occurs during the Valsalva maneuver in the presence of competent valves?
• How many valves does the inferior vena cava (IVC) contain?
• According to the CDC, what is the best technique for appropriate patient care and disease prevention?
• What imaging modality is commonly used for non-invasive assessment of vascular diseases?
• What flow pattern would be expected in the presence of an arteriovenous fistula (AVF)?
• Which anatomical structures are primarily assessed with duplex ultrasound?
• What does a Venous Duplex Ultrasound typically assess?
• What anatomical region is assessed with a significant bifurcation in the vascular system?
• Which clinical history is associated with vertebrobasilar insufficiency?
• What mechanism underlies renovascular hypertension?
• In relation to chronic venous insufficiency, which change is typically observed in the leg?
• Define "aneurysm" in vascular medicine.
• What term describes temporary monocular vision loss?
• What does the absence of end diastolic flow in the common carotid artery (CCA) spectral Doppler waveform indicate?
• What imaging technique is best for evaluating the abdominal aorta?
• What does "lymphadenopathy" indicate in vascular assessments?
• What is true regarding diastolic flow reversal in the arterial system?
• If a patient has a resting ABI of 1.0, what do you expect it to be after exercise?
• In which scenario is the renal artery to aorta ratio likely to be unreliable?
• What kind of waveforms are typically seen in a healthy venous system during Doppler evaluation?
• Name a common sign of chronic venous insufficiency.
• During a Doppler ultrasound, what does the term "spectral analysis" refer to?
• What is the expected change in venous outflow when an arteriovenous fistula is present?
• What is the most frequent source of peripheral arterial embolisms?
• Which dietary change is recommended to improve vascular health?
• Where would a tardus parvus waveform be noted in the presence of distal renal artery stenosis?
• Which location is likely to exhibit an abnormally high resistance waveform?
• What condition is typically indicated by acute onset of shortness of breath and chest pain?
• What is the primary function of the venous system?
• What is another name for Takayasu's arteritis, a disease commonly seen in young women?
• During a TCD exam via the transtemporal window, an antegrade signal is noted at a depth of 50mm. Which vessel is most likely being examined?
• Which diagnostic tool can measure the pressure in arteries for PAD assessment?
• What hemodynamic change is commonly associated with valvular incompetence?
• Which imaging study is typically used to evaluate peripheral artery disease?
• Which condition is characterized by the formation of a thrombus in the deep veins of the legs?
• What is a common complication associated with hemodialysis access?
• What finding would most likely require further evaluation for arterial obstruction?
• A swollen, painful limb with cyanotic discoloration is suspicious for which condition?
• What is the most likely sequela of an arteriovenous fistula located near the heart?
• What is the clinical significance of an increased carotid intima-media thickness?
• What vessel system is considered normal if the VRT normalizes after a tourniquet is placed for further testing?
• What is the most likely complication of aneurysms?
• How can the normal Doppler waveforms of the ICA and ECA be compared?
• Which ankle-brachial index (ABI) value is most indicative of a patient experiencing pain in the feet at night?
• In the context of vascular ultrasound, what does "ABI" stand for?
• What is a typical examination finding in a patient with peripheral arterial disease (PAD)?
• Which factor is known to induce an increase in vascular resistance?
• What term is used for the ultrasound assessment of the abdomen for detecting aneurysms?
• What is the significance of the Ankle-Brachial Index (ABI) in vascular diagnostics?
• What does a triphasic waveform indicate in arterial Doppler studies?
• What risk factor is commonly associated with Paget-Schroetter syndrome?
• What is the first branch of the external carotid artery (ECA)?
• What is the primary function of venous valves?
• Which vessels are most likely used for an autologous hemodialysis access graft?
• What is the most likely cause of non-pitting edema?
• What type of echo is primarily used to observe the structure of the heart in vascular studies?
• What is the purpose of using a color Doppler in vascular studies?
• What is the indication for performing a carotid duplex on a patient who had a right carotid endarterectomy 6 months earlier?
• A decrease in the EDV would be the result of which of the following scenarios?
• Which factor could lead to an increased risk of blood clots?
• What is the most significant contributing factor in the development of atherosclerosis?
• During a segmental pressure examination, what result would warrant further stress testing?
• Which of the following factors may lead to venous insufficiency?
• What is the primary use of a descending venogram?
• What penile/brachial index would be suggestive of vasculogenic impotence?
• What is the most reliable method of identifying the external carotid artery (ECA) and internal carotid artery (ICA)?
• Which of the following is the first branch of the internal carotid artery (ICA)?
• In the context of vascular ultrasound, how is "pulsatility index" defined?
• Which of the following is the most common complication of venous thromboembolism?
• What is the most likely clinical finding in the presence of chronic mesenteric ischemia?
• What is the primary function of the great saphenous vein?
• What is one advantage of using vascular ultrasound over other imaging modalities?
• What is the typical appearance of a vein under Doppler ultrasound in the presence of thrombosis?
• Which condition is characterized by a high diastolic flow in a proximal artery during AVF?
• What would most likely cause be related to non-pitting edema?
• Which vessel is best suitable for a fem-pop bypass?
• Which symptom is not typically associated with acute arterial occlusion?
• What is the most common arterial pathology?
• What is the key function of the deep venous system in the lower extremities?
• If a patient experiences calf pain after walking a short distance but the initial pressure study is WNL, what should the vascular technologist do next?
• In the evaluation of lower extremity arteries, what does "PVR" stand for?
• Which of the following findings is most consistent with different brachial pressures of 118 mmHg on the right and 142 mmHg on the left?
• In assessing venous health, which condition is most commonly diagnosed using Doppler ultrasound?
• What anatomical landmark helps determine the start of the abdominal aorta?
• In vascular technology, what does "intermittent claudication" refer to?
• What is a significant indicator of venous thromboembolism in Doppler ultrasound?
• Which Doppler characteristic would indicate normal blood flow?
• What is an embolism?
• Which condition is characterized by a triphasic waveform during Doppler examination?
• What should the vascular technologist assess before performing a Doppler ultrasound?
• At what depth is the anterior cerebral artery typically assessed during a TCD?
• Where do thrombi most commonly originate in the venous system?
• In a TCD evaluation through the transorbital window, what vessel is being interrogated if an antegrade signal is received at a depth of 50 mm?
• A young male patient with a history of smoking presents with calf pain when jogging. What is the most likely etiology of his symptoms?
• Which symptom may suggest an acute arterial occlusion?
• What clinical finding corresponds with severely reduced arterial perfusion?
• In arterial examinations, what does "waveform analysis" help to determine?
• What is an important post-operative consideration after carotid endarterectomy?
• What effect does an effective calf pump muscle have on venous pressure and return?
• Which condition is characterized by venous thrombosis and subsequent limb swelling?
• Which probe is typically used for vascular imaging during an ultrasound?
• What is a common indication for performing a Carotid Duplex study?
• What is the primary treatment for a patient diagnosed with an obstructed carotid artery?
• What is the primary purpose of performing a Doppler ultrasound in vascular assessments?
• Which statement most accurately describes TIPSS?
• What do "flow phantoms" simulate in ultrasound testing?
• What is a common risk factor for developing peripheral aneurysms?
• What does the "TCD" acronym refer to in vascular studies?
• What role does the linear array transducer play in vascular ultrasound?
• What is the significance of lack of diastolic flow in the renal artery after transplant placement?
• A 50% diameter reduction in a vessel is equivalent to what percentage area reduction?
• What are the normal hemodynamic changes observed in the superior mesenteric artery (SMA) after a meal?
• What is the significance of the Perthes test in venous studies?
• What is the most common cause of portal hypertension?
• Upon performance of a reactive hyperemia exam, what hemodynamic response occurs in a patient with arterial obstruction?
• Which structure is best used as a landmark for locating the left renal artery?
• What is the significance of the dicrotic notch in the cardiac cycle?
• Which vessel branches from the aorta to supply the liver?
• What is a classic sign of an aortic aneurysm?
• What is the purpose of a carotid sinus massage during an ultrasound study?
• Which of the following veins is responsible for returning blood from the lower body?
• Which diagnostic tool is commonly used to assess venous flow?
• In angiography, if the true lumen of the left ICA measures 9 mm and the residual lumen is 3 mm, what is the diameter reduction?
• Into which vein does blood from the cephalic vein drain?
• If the ABI's on the right is 0.4 and the left is 0.5, with plethysmographic waveforms demonstrating normal amplitude and no dicrotic notch, what does this suggest?
• What provides the blood supply to the walls of the right common carotid artery (CCA)?
• What is the typical frequency range of ultrasound used in vascular imaging?
• What does the term "complication of diabetes" relate to in vascular health?
• What does "venography" refer to?
• What best explains the finding of a new systolic bruit on the left after losing the bruit on the right in a patient with a prior 70% stenosis of the right ICA?
• In arterial Doppler studies, what does a biphasic waveform suggest?
• What condition is characterized by the formation of a blood clot within a vein?
• What is the most common indication for a Doppler ultrasound in vascular studies?