See, I thought it looked too brown to be a pws also. BUT, that could have been the photo, the camera, the computer doing the upload, the system here, my monitor, etc!! LOL The possibilities are endless.
That's why I'd like him to see a specialist.... to make sure he has the right diagnosis first.
No matter what it is, if you do not feel comfortable with that one doctor, don't go back. We always tell mommies to listen to their instincts... that goes for dads too!