(uncountable) Molecular nitrogen (N2), a colorless, odorless gas at room temperature. (countable) A specific nitrogen within a chemical formula, or a specific isotope of nitrogen The two nitrogens are located next to one another on the ring.
An allergist specializes in allergies, asthma, and allergic asthma. Internist. An internist is a doctor who specializes in internal medicine -- the study of diseases in adults, particularly those related to internal organs -- and who has completed three years of training after medical school. Pediatrician.
Depending on the type of vasculitis you have and the organs affected, your doctor may refer you to various specialists, including: A rheumatologist (joint and muscle specialist) An infectious disease specialist. A dermatologist (skin specialist) A pulmonologist (lung specialist)