biennium definition: The definition of a biennium is a period of two years. (noun) Your two-year cell phone contract is an example of a biennium....
The weakness may persist for hours. The term drop attack is used to categorize otherwise unexplained falls from a wide variety of causes and is considered ambiguous medical terminology; drop attacks are currently reported much less often than in the past, possibly as a result of better diagnostic precision.
Foot drop is a deceptively simple name for a potentially complex problem. It can be defined as a significant weakness of ankle and toe dorsiflexion. The foot and ankle dorsiflexors include the tibialis anterior, the extensor hallucis longus (EHL), and the extensor digitorum longus (EDL).