After focusing the equipment and capturing the images on digital file or film, radiology technicians review the results of their work with radiologists, and take additional views when necessary. A radiology technician may also be responsible for updating patient records and maintaining the imaging equipment itself. Radiologic technologists are radiology technicians who have progressed through continued education and training or those who acquired additional training and education before entering the field.
Klinefelter syndrome: 1  Klinefelter syndrome is caused by the presence of one or more extra copies of the X chromosome in a male's cells. 2  Males with Klinefelter syndrome typically have one extra copy of the X chromosome in each cell, for a total of two X chromosomes and one Y chromosome (47,XXY).
Causes. Prader-Willi syndrome is caused by a gene missing on part of chromosome 15. Normally, your parents each pass down a copy of this chromosome. Most persons with Prader-Willi syndrome are missing the genetic material on part of the father's chromosome.