hi doc, my son is 4yrs old and he often gets a lower chest conjestion and stuffy nose. due to this i can see that both his eyelids have started discoloring that is a white patch on both the eyelids r seen. i really don t understand why this has happened, what is it. is it only due to the cold, and conjestion that this discoloration has happened or is it some skin disease that is forming. can u plse help and guide me?