A motorcyclist was injured Wednesday following a crash on Mountain Road in Pasadena. When county fire personnel responded shortly after 7 p.m. to the crash in the area of Mountain Road and Maryland Avenue, they found the 35-year-old man operating the motorcycle suffering from serious injuries, said department Capt. Russ Davies. Paramedics transported the man to Maryland Shock Trauma Center in Baltimore. There were no other injuries requiring hospital transport, Davies said.