-Pictures being synced from Active Directory can’t be bigger than 10 KB in size.
-If they come in with just a GUI as the name (in the Profile Picture library of the mysites site collection) from the sync and won’t match up to users correctly run this powershell cmd:
Update-SPProfilePhotoStore -CreateThumbnailsForImportedPhotos 1 -MySiteHostLocation http://mysites/
