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  1. ... each cell, for a total of 47 chromosomes per cell. Monosomy, or the loss of one chromosome ... every cell, for a total of 45 chromosomes per cell. Rarely, some cells end up with complete ...
  2. ... Type 1 diabetes occurs in 10 to 20 per 100,000 people per year in the United States. By age 18, ... incidences as low as 1 in 1 million per year. For unknown reasons, during the past 20 ...
  3. ... a particular disorder occurring in a specified group per year. Mortality is usually expressed as a total ... It is important to remember that the risk per year or per decade is much lower than ...
  4. ... days. An affected person may vomit several times per hour, potentially leading to a dangerous loss of ... treated, episodes usually occur four to 12 times per year. Between attacks, vomiting is absent, and nausea ...
  5. ... and the frequency of episodes ranges from several per day to one per year. In some affected individuals, episodes occur less ...
  6. ... unknown, the condition is estimated to affect 2 per million people in Europe. It also occurs in approximately 0.6 per million people each year in Japan. Mutations in ...
  7. ... This condition occurs in 7.4 to 18 per 100,000 men each year and 1.2 to 6 per 100,000 women each year. Mutations in the ...
  8. ... and the frequency of episodes ranges from one per month to 100 per day. In most affected individuals, episodes occur less ...
  9. ... The seizures occur approximately one to two times per month until adolescence; by early adulthood the frequency decreases to about four to six times per year. By middle age, seizures become even less ...
  10. ... are rare, affecting an estimated 1 to 2 per 500,000 people worldwide. In the United States, 900 to 1,500 new cases are diagnosed per year. Sporadic desmoid tumors are more common than ...
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