For example, clavicle pain can sometimes be associated with heart conditions, as is the case with left arm pain seen in heart attacks. Similarly, right shoulder pain may sometimes be seen with a condition like gallstones originating from the upper abdominal area.
canon - a collection of books accepted as holy scripture especially the books of the Bible recognized by any Christian church as genuine and inspired sacred scripture, scripture - any writing that is regarded as sacred by a religious group
Used by followers of various media of entertainment, such as television shows, movies, books, etc. to note a particular belief which has not been used in the universe of whatever program or story they follow, but seems to make sense to that particular individual, and as such is adopted as a sort of personal canon.