acute venous pathophysiology Flashcards
virchows triad
stasis
hypercoaguability
injury
most common factor in acute venous pathophysiology
stasis
sonographic appearance of acute DVT
enlarged vein, iso or slightly echo material seen
vein will not coapt
may see floating
continuous venous flow without respiratory phasicity suggests an obstruction where
proximal
sonographic findings of chronic DVT
echogenic
vein smaller than artery
collaterals
most common site of calf vein dvt
soleal sinus
compression of CIV between CIA and spine
may thurner syndrome
extensive edema causing white discoloration to leg
phlegmasia alba dolens
most common form of axillosubclavian thrombosis in healthy people
paget-schroetter syndrome
hypoechoic mass with ill defined borders contained within muscles or tissues
hematoma
how fast should a normal vein close
0.5s
caliber of normal perforators
3mm
abnormal perforators have what kind of flow and what lumen size
bi directional and >4mm
