Conversation so far:
When was Henry born?
Henry Molaison was born on February 26, 1926.
What happened to him as a child?
bicycle accident at the age of seven.
What resulted from the accident?
experienced intractable epilepsy.
How did epilepsy effect him?
He had partial seizures for many years, and then several tonic-clonic seizures following his 16th birthday.
Did he ever get any treatment?
Scoville localized Molaison's epilepsy to his left and right medial temporal lobes (MTLs) and suggested surgical resection of the MTLs as a treatment.

Question: What other surgeries did he have?
Self-contained rewrite: What other surgeries did Henry Molaison have, other than surgical resection of MTLs?