special facial mole
Introduction
Introduction Tuberous sclerosis, also known as Bourneville disease, is characterized by seizures, intellectual disorders, and special facial paralysis. It can be differentiated from other diseases that can cause epilepsy and mental disorders in infants and young children.
Cause
Cause
Facial paralysis is not a real sebaceous adenoma, but a terminal nerve fiber, a proliferating connective tissue, and a blood vessel that originate in the subcutaneous tissue.
Examine
an examination
Related inspection
CT examination blood test
It is characterized by a symmetric butterfly distribution of sebaceous glands in the triangle of the nose and mouth. It is a hard waxy papule with a reddish or reddish brown needle tip to the size of broad bean. It occurs about 90% before the age of 4 years. The papules gradually increase with age and merge into pieces after puberty. Can occur in the forehead, rarely involving the upper lip. Eighty-five percent of the patients had more than 1 mm long leaf-shaped pigmentation loss spots after birth, distributed along the limbs. About 20% of patients can be seen in the lumbosacral area after 10 years old, grayish brown rough shark skin spots, slightly higher than the skin, caused by connective tissue hyperplasia. Milk coffee spots, fibroids under the nail bed, and neurofibroma can also be seen.
Diagnosis
Differential diagnosis
Spider mites: vasospasm formed by the expansion of the branches of the small arterioles of the skin, commonly found in the face, neck, chest, back and shoulders. It is bright red and varies in size and can range from needle size to several centimeters.
Black scorpion is a benign tumor. According to statistics, there is one person with black sputum cancer in every 100,000 people. Although this proportion is not large, the melanoma produced by the cancer of the black sputum is a tumor with a high degree of malignancy, early metastasis, and high risk.
