Benign Paroxysmal Positional Vertigo (BPPV): Diagnosis & Treatment
Benign Paroxysmal Positional Vertigo (BPPV) is the single most common cause of peripheral vertigo. Individuals with BPPV experience sudden, brief spinning sensations triggered by changes in head position—such as rolling over in bed, tilting the head to look up, or bending down.
While the spinning sensation can be intense and alarming, BPPV is a mechanical disorder of the inner ear balance organ rather than a central nervous system illness. With an accurate bedside evaluation and targeted repositioning maneuvers, symptoms can be resolved effectively for the vast majority of patients.
Understanding What "BPPV" Means
- B (Benign): Not life-threatening and not indicative of a progressive neurological condition.
- P (Paroxysmal): Symptoms occur in sudden, episodic bursts.
- P (Positional): Triggered strictly by specific changes in head angle or body position.
- V (Vertigo): A false sensation that you or your surroundings are spinning in circles.
Why Does It Happen?
Inside the inner ear, microscopic calcium carbonate crystals called otoconia normally reside in the utricle to sense linear gravity. When these crystals become dislodged due to aging, head trauma, or inner ear inflammation, they migrate into one of the fluid-filled semicircular canals (most commonly the posterior canal). As your head turns, the loose crystals move through the canal fluid, sending misleading movement signals to the brain that trigger vertigo and involuntary eye movements (nystagmus).
Recognizing BPPV vs. Other Causes of Dizziness
Typical BPPV Symptoms
- Spinning sensation lasting less than 60 seconds after a position change
- Triggered by lying down, getting out of bed, or turning your head
- Mild imbalance or residual lightheadedness after the spinning subsides
- Nausea or stomach uneasiness during acute movements
What is NOT BPPV
- Continuous spinning vertigo that persists for days without pauses
- Vertigo accompanied by sudden hearing reduction or persistent tinnitus
- Dizziness associated with double vision, numbness, or limb weakness
- Difficulty speaking, swallowing, or severe unsteadiness preventing standing
Evidence-Based Clinical Management
Because BPPV is a mechanical problem involving displaced crystals, routine medications and vestibular sedatives provide limited benefit and do not address the root mechanical cause.
1. Diagnostic Positional Testing
Using specialized clinical bedside maneuvers (such as the Dix-Hallpike test or Supine Roll test), our specialist observes the direction and duration of microscopic eye movements (nystagmus) to pinpoint the exact canal and ear affected.
2. Canalith Repositioning Procedures
Depending on the specific canal involved (posterior, lateral, or anterior), safe non-invasive repositioning protocols—such as the Epley Maneuver, Semont Maneuver, or Barbecue Roll—are performed to guide loose crystals out of the canal and back into the utricle.
3. Management of Recurrence
While BPPV can occasionally recur over a lifetime (particularly following head trauma, prolonged inactivity, or in patients with vitamin D deficiency), repeat repositioning maneuvers provide structured, targeted relief.
Consultation with Dr. Tejaswini Patel
The Vertigo Clinic
Kothanur Main Road, South, opp. Navodaya Nagar Bus Stop, JP Nagar 7th Phase, Bengaluru, Karnataka 560078