Final answer:
Leukocytoclastic vasculitis usually presents as a rash on the skin, characterized by small, red, flat, hemorrhagic lesions called petechiae.
Step-by-step explanation:
Leukocytoclastic vasculitis usually presents as a rash on the skin. This rash is characterized by small, red, flat, hemorrhagic lesions called petechiae. The lesions are a result of blood vessel disruption, which causes blood to leak into the surrounding tissue. In some cases, the rash may be accompanied by other symptoms such as fever, joint pain, and fatigue.