Abnormal dryness of the skin, mucous membranes, or conjunctiva (xerophthalmia). There are many causes of xerosis, and treatment depends on the particular cause.
Dry mouth. Xerostomia can be associated with systemic diseases, such as Sjogren’s syndrome, systemic lupus erythematosus, and rheumatoid arthritis; and it can be a side effect of medication and poor dental hygiene. Xerostomia results from inadequate function of the salivary glands, such as the parotid glands. Treatment involves adequate intake of water, use of artificial […]
- Xiphoid process
The lower part of the breastbone. The xiphoid process has no particular function and ranges in size from miniscule to several inches in length.
Medical abbreviation for radiotherapy.
One of the three major preparations of red yeast rice, a tradition Chinese medicine now used to lower cholesterol.
The sex chromosome complement of a normal human female. See also X chromosome.