You need to get your bp to a herp vet ASAP. Puss filled bumps are definitely not a good thing.
If you saw dead mites on her you also need to treat her for mites and be very careful about quarantining her away from the rest of your collection. If there were dead mites on her, chances are there are eggs on her, and you don't want to wake up one day and find her covered in freshly hatched mites.