What is the Difference Between an ENT, an Otolaryngologist, and an Ear Nose and Throat Doctor?

What is the Difference Between an ENT, an Otolaryngologist, and an Ear Nose and Throat Doctor?

Otolaryngology is a Medical specialty that involves the diagnosis and treatment of acute and chronic medical disorders of the head and neck. The medical practitioners of Otolaryngology are known as Otorhinolaryngologists but may also be referred to as:

Otolaryngologist
ENT
ENT Doctor
ENT Surgeon
ENT Specialist
Head and Neck Surgeon
Ear Nose and Throat Doctor

There is no difference,  between an ENT, an ENT doctor, an Ear Nose and Throat doctor, an Otorhinolaryngologist, and an Otolaryngologist. 

These are all terms for the exact same Medical specialist.