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DVT398- TH3
USIDMS Upper Extremity Venous
| Question | Answer |
|---|---|
| Normal Upper Venous Flow is considered...? | Respiratory phasicity, superimposed on: cardiac pulsatility |
| The hand should be on what side of the ultrasound screen? | Although uncommon it's the right side (inferior) [Most sonographers place the hand on the left side due to probe comfort] |
| What can the sonographer do if they are struggling to see the axillary v? | Abduct arm |
| What upper extremity vein do you need to do a contralateral image on for ICAVL? | Subclavian vein |
| What veins do you scan for hemodialysis access placement? | Superficial veins only |
| What is Paget-Shroetter syndrome? | Effort-induced thrombosis in subclavian- axillary vein |
| Superior Vena Cava syndrome appears as what? | Edema of neck, face and arms, usually bilaterally from occlusion or compression of SVC. |
| Saphenous vein "mapping" can be used for...? | CABG, fem-pop, fem-tib bypass graph, |
| What is the smallest size a vein can be to be used for a graph? | 3mm |
| 90% of incompetent perforating veins are greater than or equal to...? | 3.5 mm |
| What is Raynaud's syndrome? | arterial occlusive vasospasm, cold hands |
| What does the Allen's test determine? | If the patient has an intact palmer arch? |
| What does PPG stand for? | Photoplhlethysmagraphy |
| If waveforms flatline during one compression of the wrist...? | Dominance of ulnar or radial artery |