That is funny...in a poignant kind of way. Perhaps he will see the similarities at some point. Sure hope they come up with the right medications to help him function well. Decades and decades ago I used to hug GFGmom sitting on the sofa to help her calm down.
One day she said to me "my arm is stuck behind you". I almost broke out laughing. Duh, lol. Instead I responded by saying that lets us be closer to each other." Fingers crossed for your family. Hugs. DDD