The strengthening and hardening of a bone in areas where calcium has been deposited.


Cyclic adenosine monophosphate.


General term frequently used to indicate any of various types of malignant neoplasms.


A malignant tumor that arises from epithelium found in skin or, more commonly, the lining of body organs

Carotid Artery

The artieries which carry blood up through the neck, eventually supplying the brain with its major blood supply.


A tubular instrument to allow passage of fluid from or into a body cavity.

Cavernous Sinus

Area adjacent to the sphenoid sinus containing several vital nerves and blood vessels.


The basic living unit of body tissue. It contains a nucleus surrounded by cytoplasm and is enclosed by a membrane.

Central Nervous System (CNS)

Pertaining to the brain, cranial nerves and spinal cord. It does not include muscles or peripheral nerves.


Referring to the cerebrum.

Cerebrospinal Fluid (CSF)

The clear fluid made in the ventricular cavities of the brain that bathes the brain and spinal cord. It circulates through the ventricles and the subarachnoid space.


The largest area of the brain, the cerebrum occupies the uppermost part of the skull. It consists of two halves called hemispheres. Each half of the cerebrum is further divided into four lobes: frontal, temporal, parietal and occipital.


Treatment of disease by means of chemical substances or drugs; usually used in reference to neoplastic (cancer) disease.


Having a border, localized.


A morbid fear of being in a confined place.

Available Now!

PPRG6-500 Cover
The Pituitary Patient Resource Guide Sixth Edition is now available! Be one of the first to have the most up-to-date information. The Pituitary Patient Resource Guide a one of a kind publication intended as an invaluable source of information not only for patients but also their families, physicians, and all health care providers. It contains information on symptoms, proper testing, how to get a diagnosis, and the treatment options that are available. It also includes Pituitary Network Association's patient resource listings for expert medical care.

Buy Now

  • CalendarPNAJune


Continuing Education Program

Knowledge Icon 500

If you are a nurse or medical professional, register for PNA CEU Membership and  earn CEU credits to learn about the symptoms, diagnosis and treatment options for patients with pituitary disorders. Help PNA reduce the time it takes for patients to get an accurate diagnosis.

button registerNow

For more information click here!