Is there a condition 'blue toe syndrome'? i have been told that it is an unknown pvd and that the pulse points down the left side of my body are weak?

'blue toe syndrome': Blue (or purple) toe syndrome. The blue (or purple) toe syndrome consists of the development of blue or violaceous discoloration of one or more toes in the absence of obvious trauma, serious cold-induced injury, or disorders producing generalized cyanosis. The major general categories are: (1) decreased arterial flow, (2) impaired venous outflo.