Take a look at this module available online from BMJ
You review a 53 year old woman because earlier in the day she had an episode where she experienced zigzag lines at the periphery of her vision. Her husband witnessed the event and reports that, at the time, she was “talking nonsense”. This lasted several minutes, and then she noticed pins and needles in her left arm. What is the most likely diagnosis? And what would you do? Not sure? — then complete the module below.