A. The opened mitral valve shows characteristic
interchordal hooding and redundancy of the leaflets.
B. The unopened mitral valve viewed from
the left atrial side shows extensive scalloping that is characteristic
of a myxomatous mitral valve.
(RB Guthrie, JE Edwards) Gaasch, W.H.,
M.D., O'Rourke, R.A., M.D., Cohn, L.H., M.D., Rackley, C.E., M.D., Mitral
Valve Disease, Hurst's The Heart, 8th edition, 1994, p 1504.