L

lumbar puncture

A procedure in which a thin needle called a spinal needle is put into the lower part of the spinal column to collect cerebrospinal fluid or to give drugs. Also … [Read more...]

lumen

The cavity or channel within a tube or tubular organ such as a blood vessel or the intestine. … [Read more...]

Lumigan

The drug bimatoprost used to treat glaucoma (a build-up of fluid in the eye). It lowers pressure in the eye by increasing the flow of natural eye fluids out of … [Read more...]

Lumirem

(Other name for: ferumoxsil oral suspension) … [Read more...]

Lumitene

(Other name for: beta carotene) … [Read more...]

lumpectomy

Surgery to remove abnormal tissue or cancer from the breast and a small amount of normal tissue around it. It is a type of breast-sparing surgery. … [Read more...]

Lunesta

(Other name for: eszopiclone) … [Read more...]

lung

One of a pair of organs in the chest that supplies the body with oxygen, and removes carbon dioxide from the body. … [Read more...]

lung biopsy

The removal of a small piece of lung tissue to be checked by a pathologist for cancer or other diseases. The tissue may be removed using a bronchoscope (a thin, … [Read more...]

lung cancer

Cancer that forms in tissues of the lung, usually in the cells lining air passages. The two main types are small cell lung cancer and non-small cell lung … [Read more...]