Last name origins & meanings: 1  German: topographic name for someone who lived by the Rhine river, which is first recorded in the Roman period in the form Rhenus; it may be derived from a Celtic element meaning âto flowâ.2  German: from a short form of a Germanic personal name formed with ragin âadviceâ, âcounselâ. German: topographic name for someone who lived by the Rhine river, which is first recorded in the Roman period in the form Rhenus; it may be derived from a Celtic element meaning âto flowâ. 2  German: from a short form of a Germanic personal name formed with ragin âadviceâ, âcounselâ.
Otitis means inflammation of the ear and causes ear problems in puppies. Otitis refers to a condition which may develop suddenly (acute), or be ongoing (chronic).
Iritis is an inflammation of the iris, or colored part of the eye, that causes one to feel deep eye pain, usually accompanied by blurred vision and light sensitivity. Optic neuritis is an inflammation of the optic nerve. The optic nerve connects to the back of the eye.