Angiology

from WordNet (r) 3.0 (2006)

angiology
    n 1: the branch of medical science that studies the blood and
         lymph vessels and their disorders

from The Collaborative International Dictionary of English v.0.48

Angiology \An`gi*ol"o*gy\ ([a^]n`j[i^]*[o^]l"[-o]*j[y^]), n.
   [Angio- + -logy.] (Anat.)
   That part of anatomy which treats of blood vessels and
   lymphatics.
   [1913 Webster]