Below is an instruction from Human. Write a response.
    ### Instruction:
    How to diagnose Hypocomplementemic urticarial vasculitis syndrome ?
    ### Response:
    How is hypocomplementemic urticarial vasculitis (HUV) diagnosed? What kind of tests are required? A diagnosis of hypocomplementemic urticarial vasculitis (HUV) syndrome is supported by findings from varied tests, such as skin biopsy, blood tests, physical and eye examinations, and urinalysis and kidney imaging studies (when glomerulonephritis is suspected).
    