| ACE-2 | Angiotensin-converting enzyme 2 |
| BBB | Blood–Brain Barrier |
| BPPV | Benign Paroxysmal Positional Vertigo |
| CNS | Central Nervous System |
| COVID-19 | 2019 novel coronavirus |
| CR | Case Report |
| CS | Case Series |
| CSF | Cerebral Spinal Fluid |
| cVEMP | Cervical Vestibular Evoked Myogenic Potential |
| ICU | Intensive Care Unit |
| LtE | Letter to the Editor |
| MERS-Cov | Middle East respiratory syndrome–related coronavirus |
| OS | Observational study |
| PTA | Pure Tone Audiometry |
| PCR | Polymerase Chain Reaction |
| SARS-CoV | Severe acute respiratory syndrome coronavirus |
| SARS-CoV-2 | Severe acute respiratory syndrome coronavirus-2 |
| TNF | Tumor Necrosis Factor |
| WHO | World Health Organization |