click below
click below
Normal Size Small Size show me how
DVT398-BL8
The Renal Vasculature
Question | Answer |
---|---|
The kidneys are located _____________ in the dorsal abdominal cavity | retroperitoneally |
Where do the renal artery, vein, and ureter enter and leave? | renal hilum |
The renal arteries can be identified _____ below the transpyloric plane | 2cm |
The majority of renovascular disease is caused by what? | atherosclerotic renal artery stenosis |
What are other complications of renal arteries? | aortic dissection extending into renal arteries, aneurysms, coarctationn, AV fistulae, arteritis, compression |
What is best patient position when evaluating renal arteries? | supine with head slightly elevated |
What type of transducer is used to evaluate renal arteries? | phased or curved array 2-5 MHz |
What is normal waveform of renal artery? | rapid systolic upstroke, a slightly blunted peak, and forward diastolic flow |
What are ranges for PSV of renal artery? | 90 to 120 cm/s |
A renal artery stenosis of less than hemodynamic significance is identified by an elevated PSV of _______ and RAR of _______ and most notably, the absence of poststenotic signal | > 180 cm/s, <3.5 |