Stuff you know
Which breathing maneuver will have result in the maximum flow return in the venous system?
What is expiration?
Criteria to suspect a venous aneurysm
What is 1.5-2 time the contralateral side ?
A venous Doppler signal is seen with no phasicity. ____________ pathology is suspected.
What is proximal?
Synonym for coapt.
What is compress?
PSV
What is peak systolic volume?
Probe maneuver used to ensure no thrombus present.
What is compressions?
Circulatory stasis, Hypercoagulable states and Vessel wall injury
What is Virchow's triad?
Best colour box direction to fill vessel in Trv.
What is straight box?
Valsalva causes __________ of flow.
What is cessation of flow?
EJV (anatomy)
External Jugular Vein
How the patient is ideally positioned when scanning LE venous (DVT study)
What is reverse transdelenburg?
This thrombus is less likely to embolize.
What is thrombophlebites?
Also except what is Chronic?
You are unable to fill Trv FV at mid with colour doppler, what actions should you take?
What is compress to see if thrombus present?
These cause phasicity.
What is respiration, cardiac activity, and muscle flexion?
EDV
What is End Diastolic Velocity?
This is suspected, if your patient is >50yrs old and NOT well hydrated with a pulsatile venous waveform demonstrated.
What is Congestive heart failure?
Common areas for thrombus to form. (3)
What is calf, distal SFV/pop and iliac veins?
First steps when minimal or no flow, is seen in a long axis view of a vessel.
What is probe manipulation (is the vessel on a slope?), check colour box direction, lower prf scale, increase gains.
Type of vessel connecting superficial vessels to the deep system.
What is perforator?
VTE
What is Venous thromboembolism?
See Image hand out to label A, B and C
What is Peroneal veins, Common tibial trunk, medial malleoulous?
Chronic or Acute, see image.
What is Chronic?
Tools used to help clear the window on a doppler tracing.
What is turn down the gains & adjust the scale?
Heat causes peripheral resistance in capillaries to _________
What is decrease?
HP
What is hydrostatic pressure?