Body, ciliary: Part of the eye, the ciliary body is a thin vascular (blood vessel-filled) middle layer of the eye that is situated between the sclera (the white of the eye) and the retina (the nerve layer that lines the back of the eye, senses light, and creates impulses that travel through the optic nerve to the brain).
The ciliary body is part of the uvea, which also includes the iris (the circular, colored curtain of the eye that surrounds the pupil) and the choroid of the eye, the thin vascular middle layer of the eye situated between the sclera (the white of the eye) and the retina (the nerve layer that lines the back of the eye, senses light, and creates impulses that travel through the optic nerve to the brain).
- Boerhaave's syndrome
Boerhaave’s syndrome: Spontaneous tearing and rupture of the esophagus. Typically, Boerhaave’s syndrome requires an operation for repair.
- Bogorad's syndrome
Bogorad’s syndrome: Named after the Russian neuropathologist who described the syndrome of crocodile tears. See: Crocodile tears syndrome.
A skin abscess that forms at a hair follicle infected with pus-forming bacteria. The main treatments include hot packs and draining (lancing) the boil when it is soft. Antibiotics are usually not very helpful in treating boils. A person who has a fever or long-term illness, such as cancer or diabetes, or is taking medications […]
Bone: Bone is the substance that forms the skeleton of the body. It is composed chiefly of calcium phosphate and calcium carbonate. It also serves as a storage area for calcium, playing a large role in calcium balance in the blood. The 206 bones in the body serve several other purposes. They support and protect […]
- Bone cancer
A malignancy of bone. Primary bone cancer (cancer that begins in bone) is rare, but it is not unusual for cancers to metastasize (spread) to bone from other parts of the body, such as the breast, lung, and prostate. The most common type of primary bone cancer is osteosarcoma, which develops in new tissue in […]