Glossary

Lavage
Lavage (from the Latin "lavare" - to wash) refers to a procedure where a body cavity is flushed with water or an aqueous solution.
Lesion
Lesion (from the Latin "laesio" - injury) is the general medical term for any injuries and pathologic changes in the human body or disorders of bodily functions.
Lumen
In medicine, lumen refers to the cavity or channel within a tube or tubular organ, e.g., a blood vessel.