• Have you ever had any sudden loss of vision, or blurring, lasting 24 hours or longer [PhenX]
• During the episode, which of the following parts of your vision were affected [PhenX]
• Did you have
• Things occurring with loss of vision [PhenX]
• Things vision loss occur PhenX
• Double vision PhenX
• Double vision 1 eye PhenX
• Things occurring with double vision [PhenX]
• Things with double vision occur PhenX
• Have you ever had sudden numbness, tingling, or loss of feeling on one side of your body, including your face, arm, or leg which lasted 24 hours or longer [PhenX]
• Did the feeling of numbness or tingling occur only when you kept your arms or legs in a certain position?
• Body part PhenX
• Body part affected PhenX
• During this episode, did the abnormal sensation start in one part of your body and spread to another, or did it stay in the same place [PhenX]
• Things occurring with tingling and loss of sensation [PhenX]
• Things with tingling occur PhenX
• Have you ever had any sudden episode of paralysis or weakness on one side of your body, including your face, arm, or leg which lasted at least 24 hours [PhenX]
• Things occurring with paralysis or weakness [PhenX]
• Things paralysis weakness occur PhenX
• Have you had any sudden spells of dizziness, loss of balance, or sensation of spinning which lasted 24 hours or longer [PhenX]