I think she was just trying to get her balance from Bertie helping her up. She was looking at the parcheesi board and moved the pieces, as well as looked from the board to him while they spoke.

I enjoyed the Bertie family dynamic too. His willingness to share details of his day with his sister Clara (and his patience with her naive assumptions- she's a sheltered girl) vs. his unwillingness to tell his father anything. And why would he considering the distain his father shows toward every aspect of his work…

No you're not crazy. There was a telling shot of Gallinger's hand grazing the rat bites on the patient's leg as he took the chart from Edwards. He didn't wash his hands after that (he did after examining him, before Edwards arrived). They show him touching his own face, his wife's and putting the finger in his baby…