[…] with Usher syndrome can be found working as: author, researcher, professor, chef/owner of restaurant, lawyer, certified public accountant, information technology specialist, computer programmer, public health manager, counselor, minister, librarian, veterinarian [wsdsonline.org]

Alport syndrome manifests with hearing loss, progressive nephritis, and macular flecks that may be misinterpreted as RP, while Refsum disease presents with anosmia, deafness, and true RP (Hamel, 2006). [asha.org]