Xeroderma pigmentosum is a rare, autosomal recessive disease caused by defect in DNA repair. Patients with xeroderma pigmentosum often have cutaneous and ocular sun sensitivity, pigmented freckles, multiple skin and eye ...

Xerostomia is the subjective sensation of dry mouth, which is often (but not always) associated with hypofunction of the salivary glands.The term is derived from the Greek words ξηρός (xeros) meaning "dry" and στόμα ...