Benign paroxysmal positional vertigo Flashcards
What is BPPV?
The sensation of spinning with certain head movements as a result of a problem in the inner ear
What is the most common cause of vertigo?
BPPV
What does BPPV cause?
causes brief episodes of mild to intense dizziness.
What is BPPV usually triggered by?
It is usually triggered by specific changes in your head’s position. This might occur when you tip your head up or down, when you lie down, or when you turn over or sit up in bed.
What are typical symptoms of BPPV?
Dizziness
A sense that you or your surroundings are spinning or moving (vertigo)
A loss of balance or unsteadiness
Nausea
Vomiting
How long do symptoms of BPPV commonly last?
The signs and symptoms of BPPV can come and go and commonly last less than one minute. Episodes of BPPV can disappear for some time and then recur.
What usually accompanies the symptoms of BPPV?
Abnormal rhythmic eye movements
When should a patient visit a doctor?
Generally, see your doctor if you experience any recurrent, sudden, severe, or prolonged and unexplained dizziness or vertigo
When should a patient attend emergency care?
Although it’s uncommon for dizziness to signal a serious illness, see your doctor immediately if you experience dizziness or vertigo along with any of the following:
A new, different or severe headache
A fever
Double vision or loss of vision
Hearing loss
Trouble speaking
Leg or arm weakness
Loss of consciousness
Falling or difficulty walking
Numbness or tingling
what is idiopathic Benign paroxysmal positional vertigo?
When there is no known cause for the BPPV
What is the most common known cause for BPPV?
a minor to severe blow to your head.
What are some other less common causes of BPPV?
Damage to the inner ear
long periods positioned on your back
migraines
What is the vestibular labyrinth?
A tiny organ in the ear.
It includes three loop-shaped structures (semicircular canals) that contain fluid and fine, hairlike sensors that monitor your head’s rotation.
What is the otolith organs responsible for?
monitor your head’s movements — up and down, right and left, back and forth — and your head’s position related to gravity
What does the otolith organ contain that make you sensitive to gravity?
Crystals