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.
BSE. Recent cases of variant CJD in the United Kingdom show that transmission of this. disease can occur through blood transfusion. However, other human prion diseases are not. known to be transmitted by transfusions. Prion diseases of humans are not transmitted. through casual or intimate person-to-person contact.he incubation period for the few prion diseases with known sources (i.e., variant CJD, iatrogenically-acquired prion disease) is variable and extremely long, on the order of years. to decades.