Which suffix is used to indicate a condition relating to pain in medical terminology?

The suffix that indicates a condition relating to pain in medical terminology is "algia." This suffix is derived from the Greek word "algos," which means "pain." When "algia" is used in medical terminology, it typically describes a painful condition associated with a specific body part or system. For example, "neuralgia" refers to pain along a nerve pathway, while "myalgia" refers to muscle pain.

The other suffixes listed have different meanings: "itis" is used to denote inflammation of a tissue or organ (like "appendicitis," which refers to inflammation of the appendix). "Oma" refers to a tumor or swelling (for example, "melanoma," which is a type of skin cancer). "Ectomy" indicates a surgical removal of a body part (such as "appendectomy," the removal of the appendix). Understanding these distinctions helps clarify the use of medical terminology in relation to specific conditions and their implications for patient care.