The definition of a biennium is a period of two years. Your two-year cell phone contract is an example of a biennium. noun.
Symptoms of vestibular neuritis are characterised by a sudden onset of a constant, intense spinning sensation that is usually disabling and requires bed rest. It is often associated with nausea, vomiting, unsteadiness, imbalance, difficulty with vision and the inability to concentrate.
If this process is acute, vertigo, nausea and vomiting may result. If it is more chronic, dizziness and/or disequilibrium may be the manifest symptoms. Depending on their etiology, treatment options of vestibular disorders may be summarized as (Table 1): Pharmacological treatments;