Describe the pathophysiology of Ménière’s Disease and give rationale for the full feeling she is experiencing

A 40 year old female describes having a “full feeling” in her right ear. After assessing her and ordering appropriate tests, you diagnose her with Ménière’s Disease.
Describe the pathophysiology of Ménière’s Disease and give rationale for the full feeling she is experiencing.
Describe the tests that are used to diagnose Ménière’s Disease.
Develop a plan of care for this patient.