When systemic vasculitis is suspected, the diagnostic work-up can be approached in a stepwise fashion: 1  Attempt to exclude other processes, particularly infection, thrombosis and neoplasia, that can cause secondary vasculitis or can have features that mimic vasculitis,5,6 (Table 3).
Q: What is the regulation height for a mailbox? A: According to the United States Postal Service, a mailbox should be positioned between 41 and 45 inches above the ground level. A mailbox should also be pla... Full Answer > Filed Under: Mail & Shipping.
Mounting your new mailbox can be tricky. Many people are tempted to pour a concrete base to ensure that their mailbox stays mounted securely, but the post office does not recommend this. The postal service wants your mailbox to be mounted on a post that will easily give way if it is struck by a car or by the mail truck.