Doppler flow - Study guides, Class notes & Summaries

ARDMS ECHO RDCS BOARD REGISTRY EXAM 2024 WITH 100% ACCURATE SOLUTIONS Which is the following is the typical treatment for advanced pericarditis? a. thoracentesis b. stent placement c. heart transplant d. pericardectomy - correct answer d When recording flow velocity on the LVOT, the: a. PW Doppler cursor should be placed distal to the aortic valve closure b. CW doppler should be placed parallel to the aortic valve closure c. CW doppler should be placed perpendicular to the aortic ...

ABCP Practice Test Questions With Complete Solutions Which of the following is not true regarding peak aortic blood flow acceleration? a) it is significant primarily in patients with aortic stenosis b) it is a sensitive indicator of changing contractility state and secondary to hypoxia c) it is highly sensitive to inotropic changes d) it is minimally affected by preload changes e) 2 of the above - ANSWER it is significant primarily in patients with aortic stenosis In doppler a...

Which of the following adjustments will improve temporal resolution on color Doppler? A. steer the sample box B. increase the wall filter C. decrease sample size D. increase color gain - ️️C. decrease the sample size While using the same type of ultrasound system, a 5MHz continuous wave and 5MHz pulsed wave transducer are used at the same time to evaluate blood flow in the same artery. Which transducer will produce a display of the spectral tracing first? A. continuous wave B. pulse...

NRNP 6550 Final Exam Questions and Answers Latest Updated 2023/2024 (100% Graded). Urine culture with UTI Correct answer- 100.000 colonies in asymptomatic: bacteruria 10 - 10.000 colonies in symptomatic patients but also pyuria pyuria: more than 10 leukocytes elevated erythrocytes with pyelonephritis WBC in urine false positive with tumor, urethritis and poor collection technique Repeat in pregnant women Lower urinary tract UTI and upper urinary tract UTI Correct answer- bladder and uret...

Which view do you start with in cardiac imaging? Ans- 2D Which imaging modes are used? Ans- 2D, m-mode, color Doppler, Doppler What does Doppler allow us to analyze? Ans- flow What does color Doppler allow us to analyze? Ans- visually analyze flow Which view is M-mode used in? Ans- parasternal When can M-mode be used in other views? Ans- if it's a technically limited study What does M-mode do? Ans- looks at motion and allows for measurement of structures and calculations of cardi...

What is the normal diameter for the abdominal aorta? - 2-3 cm After walking five minutes on treadmill, patient experiences decrease in ankle pressures of 40% on right and 50% on left these finding suggest - Claudication What is the correct setting for arterial volume recording? - AC-coupled output What Doppler waveform abnormality in the lower extremity arterial circulation distal to a hemodynamically significant stenosis show? - An absent flow recersal component, blunting of the peak velo...

____ is defined as specific area or location where Doppler shift info is being obtained. A. spectral broadening B. nyquist limit C. sample volume D. spectral window -answer- C. sample volume Spatial resolution is: A. the minimum reflector separation required to produce separate echos. B. highest with linear phased arrays. C. the weakest reflected signal the transducer can receive D. another term for slice thickness resolution -answer- A. the minumum reflector separation required to pr...

Which setting should be lowered to the minimum level when beginning to evaluate the patient using the orbital window? a.) Output power b.) Doppler gain c.) Wall filter d.) Velocity scale - a.) Output power If the Doppler cursor angle is underestimated, the velocity of the flow will be _____________________ a.) Overestimated b.) Underestimated c.) Be unaffected d.) Dependent solely on the strength of the frequency shift - b.) Underestimated What is the Framingham risk score? - A gender...

a patient presents with an order for a lower extremity venous doppler exam to rule out DVT. this patient should be evaluated in the _____ position in order to _______ - - semi-erect - increase hydrostatic pressure when evaluating a suspected thoracic outlet syndrome, a PPG exam can be performed with the sensor placed on the ____ or a doppler exam can be performed with transducer place _____ - - 2nd digit - on the radial artery which of the following will increase the amplitude of a Digital...

The direction of the Doppler shift determines: A. the peak velocity of the flow B. the color Doppler hue C. the average velocity of the flow D. the color Doppler luminance -answer- B. the color Doppler hue Color Hue - perceived color used to demonstrate direction (red and blue or positive and negative shift) What is the primary factor that determines the resistance characteristics of the arterial signal displayed by PW Doppler? A. vessel course and location B. branch number C. part it...