(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.
Pulmonologist. A pulmonologist is a doctor who specializes in treating diseases of the lungs, such as lung cancer, COPD, and tuberculosis. With cancer, a pulmonologist aids in diagnosis and treatment.They are also called pulmonary specialists.any types of doctors are involved in diagnosing and treating lung cancer. Your primary care doctor may refer you to various specialists whose titles may be unfamiliar to you. Here are a few types of specialists you may meet and the roles they play in lung cancer diagnosis and treatment.