<unk>  is a colloquial term for skin injury caused by abrasion with<unk>  surfaces, often as a consequence of cycling and motorcycling accidents. It may also result from running, inline skating, roller skating, skateboarding, and longboarding accidents. The term may be applied to both a fresh injury and also to the scar tissue left by an old injury. Symptoms may include pain and heavy bleeding. Motorcyclists can reduce the risks of<unk>  by wearing appropriate motorcycle personal protective equipment such as a full face helmet, protective clothing, gloves, dusters and boots. Similarly, inline skaters can reduce their chance of such abrasion injuries by wearing protective knee and elbow pads.<unk>  is often termed 'gravel<unk> ' in the United Kingdom. The term is old and is mentioned in Rudyard Kipling's Kim (1901). According to the OED it first appeared in print in the Hotten's Dictionary of Modern Slang, Cant, and Vulgar Words (2nd Ed, 1860).
Road rash
Malar rash
Figurate erythema
Leukoedema
Rhagades
Exanthem
Petechia
Palmar erythema