 [ Symptoms ] can epilepsy or a long seizure cause long term memory loss  teenage girl experienced seizure for at least 20 minutes before getting to er prior events and people in her life she struggles at best to remember seems to be okay short term memory she has generalized epilepsy [ Disease ] an exposure to an infectious disease like chicken pox does not make you a carrier you actually have to have the disease or at least staged to get the disease at the end of an incubation period to be able to transmit it to others if you had chicken pox varicella as a child you are most likely immune but any new exposure could cause a reactivation of this latent herpes virus and cause you to get shingles herpes zoster have you had the shingles vaccine because of your exposure to children this may be something for you to discuss with your medical provider