AsNoriuanswered grow question 7 months ago you should manipulate with rot as least as posible, cover, take off and dispose as far and safe as posible.
dont be gredy, at least one healthy nod up and down around bud rot space has to go, you really can get yourself in health troubles.
take your loses.
would recomend wet trim for whats left, can bet you will find few more spots during process.