However, they may cause other symptoms. For example, ovarian cysts, such as those that result from polycystic ovary syndrome (PCOS), can cause hormonal problems. Polycystic kidney disease (PKD), which causes cysts to form in the kidney, can affect kidney function. Cysts usually grow slowly and have a smooth surface. They can be tiny or very large.
Social contact. Current evidence doesn't suggest that you can catch CJD through normal social contact, the air, touching, drinking from the same cup, kissing or sexual contact. You don't need to wear gloves when touching a loved one with CJD or their clothes, sheets, towels, etc.
Sporadic: This type of CJD accounts for 90% of cases in Canada. It affects people between 45 and 75 years old. The cause of sporadic CJD is not known. The disease appears without warning. Most people with sporadic CJD die within one year. Familial or genetic: This type of CJD appears in families with an abnormal gene.