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.
The U.S. Postal Service (USPS) has requirements for the kind of mailbox used, whether it can be locked and the side of the road it must be placed on. The USPS also has requirements for the required height of the mailbox. According to the USPS website, the residential mailbox must be 41 to 45 inches when measured from the bottom of the mailbox to the road surface.