BVFP (Bilateral VF paralysis)

Question 1

What are the potential causes of bilateral vocal fold immobility?

Answer 1

BVFP or posterior glottic stenosis w/ or w/o CA joint fixation

Question 2

Etiology of BVFP

Answer 2

• Iatrogenic 55.5-83% (mostly thyroid)
• Malignancy (esophageal or bronchogenic)
• Neurologic (extensive DDx, neurology c/s often needed)
• Traumatic
• Idiopathic (rare in contrast to UVFP)

Question 3

What is the presenting complaint of BVFP

Answer 3

SOB or stridor often w/ normal voice

Question 4

What is the most imp part of the Hx for pts w/ BVFP?

Answer 4

Surgical hx (neck, chest, neurosurgical)