Could a free muscle transfer with flaps be used to restore muscle lost/resected from the forehead?

I recommend you botox treatment. However it is a temporary solution. If you would rather something permanent you can get a browlift. There are some types of browlift which will be very suitable for your case.

Unfortunately, there is no replacement for functional muscles in the forehead. If there is a need for shape correction (which is not visible in your photos), fillers and/or fat grafts may be considered. Hope this helps.

Hi! Without an arrow pointing at exactly where you think you are seeing this irregularity, then I would say generally, yes this is normal. You are likely seeing the bulk/action of the procerus muscle and/or the corrugator supercilii muscles. You could consider doing neurotox to these areas to...