The most frequent findings in this autosomal dominant condition are multiple basal cell carcinoma and odontogenic jaw cyst. The latter is more commonly seen, producing photosensitivity in the exposed areas, e.g., bullae on the dorsa of the hands, showing pink urine with the Wood's lamp examination. This condition usually is seen in liver damage from barbiturates, contraceptive pills, estrogens, alcohol or diabetes. The treatment is phlebotomy. Acquired Radiosensitivity Pellagra.
Treatment is nicotinic acid.
Systemic Lupus Erythematosus. Periungual telangiectasia may ulcerate. Histopathologic criteria include, epidermal atrophy, follicular hyperkeratosis, thickened basement membrane, vacuolar interface dermatitis, pigmentary incontinence and perivascular mononuclear inflammation. Subacute lupus features identical laboratory findings associated with a light sensitive, polycyclic marginal erythema . Discoid Lupus Erythematosus.