Preferred Label : dog leg sign;
Definition : Popliteal artery lumen abruptly bends as it traverses the popliteal fossa on an arteriogram,
sometimes also dilating. Most commonly indicates popliteal aneurysm, but may also
be atherosclerotic popliteal artery, Baker cyst, or popliteal arterial entrapment
syndrome.;
Source : Radiology 2000; 214:339-340;
Origin ID : RID35158;
Associated condition(s)
Popliteal artery lumen abruptly bends as it traverses the popliteal fossa on an arteriogram,
sometimes also dilating. Most commonly indicates popliteal aneurysm, but may also
be atherosclerotic popliteal artery, Baker cyst, or popliteal arterial entrapment
syndrome.
