Case Report Case 1, was a 23 year old female. The chief complaints were headache,vomiting for over 20 days, which was aggravated upon exercising, and confusion for 5 days. The patient was retarded and had a history of epilepsy for 20 years. Her family said her intelligence was that of a 3 year-old child. Many red papules were dispersed on her cheeks. A highly thick 2.2 cm by 2.3 cm by 2.4 cm round-like neoplasm was found by CT scanning in the body of the left ventricle near the interventricle foramen, and there was a spot-like calcification in the tumor. There was also a spot-like calcification (Fig.1) in a shuttlelike slightly high thickness node at the same place on the opposite side. The above-mentioned neoplasms enhanced evenly (Fig.2).