Legs turn purple with white internal blotches and red raised patches on skin when standing for even short period of time (5 min)?

Need more informatio: May be related to the fact you're standing in the blood is pooling, but with the presence of patches of red and raised there are other things we think of. We see this sometimes and people who have elevated immuno globulins call hyperglobulinemia Purpura. You need to discuss with your physician whether it's something as simple as blood pooling or the elevated globulins or something else