Adult polyglucosan body disease body disease do not have identified mutations in the "GBE1" gene. In these individuals, the cause of the disease is unknown. Along with evaluation of the symptoms and a neurological examination, a diagnosis can be made based on genetic testing. Whether or not a person is making sufficient amounts of functional glycogen branching enzyme can be determined by taking a skin biopsy and testing for activity of the enzyme. Examination of tissue biopsied from the sural nerve under a microscope can reveal the presence of polyglucosan bodies. There will also be white matter changes visible in a magnetic resonance imaging
Ole Ritter Ole Ritter Ole Ritter (born 29 August 1941) is a former Danish racing cyclist, mainly known for breaking the hour record in 1968. As an amateur he rode for ABC Denmark. His breakthrough came in 1962 where he won 2 silver medals at the world championship in Italy, Individual & 100 km team time trial. Ritter took part in the 1964 Summer Olympics. He rode the individual road race and finished in 74th place, and was part of the Danish team in the team time trial that finished seventh. He became Danish champion twice (1962 and 1966), and Scandinavian champion