Houston ENT Surgeon. Dr. Ghorayeb specializes in otolaryngology head and neck surgery (ENT). Diseases and surgery of the ear nose and throat, Houston, TX 77043. Minimally Invasive, Endoscopic parathyroid surgery, Laser surgery for snoring. Endoscopic sinus surgery. Vertigo, balance and equilibrium disorders. Audiology and hearing aids. Informed consent. post-operative information.