Pretty good episode with things going on. Addison's brother Archer is having seizers and it is initially diagnosed as a brain tumor but turns out to be some parasites. He wants to take meds only with no surgery to remove them, but Addison want do call Derek Sheppard to fix the problem but Archer says no. Later on Archer goes into a permanent state of seizers and is put into a medically induced coma until he can be transferred for surgery by Derek Sheppard.
Violet is pregnant with either Sheldon's or Pete's baby but is afraid to confront them. Cooper moves in with her help her cope. She finally tells Pete and Sheldon that she is pregnant and Pete is "pissed" and Sheldon does not know how he feels.
A little girl is dropped of at the clinic and abandoned by her parents. Cooper tracks them down and they will not take her back. The little girl needs surgery to reconstruct her knee but without the parents it can't happen. Cooper talks Charlotte into bypassing a few rules so the girl can have the surgery before child protective services takes care of her.
Dell is delivering a baby and has to extract it with a machine and is afraid that he hurt the baby. All of his worries are put to rest when the baby finally starts feeding.
Overall good episode with a lot of character development.