Exam

Venous Hum

search

Venous Hum

  • See Also
  • Epidemiology
  1. Common murmur in age 2-5 years
  • Physiology
  1. Not a true murmur
  2. Represents noisy Jugular Vein flow
  • Signs
  1. Continuous murmur with diastolic prominence
  2. Low frequency
  3. Intensity: Grade I to II of VI murmur
  4. Quality: Whining, roaring, or whirring
  5. Best heard in right infraclavicular area, low anterior neck lateral to sternocleidomastoid muscle
  6. Temporarily resolves with maneuvers
    1. Jugular Vein compression on affected side
    2. Supine position
    3. Turning head to affected side
  • Differential Diagnosis
  1. Patent Ductus Arteriosis (PDA)
  2. AV Fistula
  • Course
  1. Innocent murmur