Diffuse pain and oedema of the right arm and shoulder after physical exertion.
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Signal void in the right axillary and subclavian vein caused by a clot. Extensive collateral circulation on MR venography. Hypertrophic anterior scalenus muscle.
Paget-Schrötter syndrome, also called effort-induced thrombosis, designates axillary-subclavian vein thrombosis in otherwise healthy individuals. The etiology is multifactorial, but extrinsic compression of the subclavian vein between the clavicle and the first rib seems to play a decisive role1.