High-energy radiation used in low doses to make images that help to diagnose diseases and in high doses to treat cancer.
Yellowish firm nodules in the skin frequently indicating underlying disease, such as diabetes, disorder of fats etc.
Dry mouth. Xerostomia can be associated with systemic diseases, such as Sjogren's syndrome, systemic lupus erythematosus, and rheumatoid arthritis; or it can be a side effect of medication and poor dental hygiene.
Abnormal dryness of the skin, mucous membranes, or conjunctiva (xerophthalmia).
Tiny (1-2 mm) yellowish plaques that are slightly raised on the skin surface of the upper or lower eyelids.
Abnormally dry skin. Xeroderma can be caused by a deficiency of vitamin A, systemic illness (such as hypothyroidism or Sjogren's syndrome), overexposure to sunlight, and medication.
The lower part of the breastbone. The xiphoid process has no particular function and ranges in size from miniscule to several inches in length.
A gene on the X chromosome . An X-linked disorder is associated with or caused by a gene on the X chromosome.