Exam

Venous Hum

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Venous Hum

  • See Also
  1. Pediatric Murmur
  • 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 with patient seated
  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
  • Resources
  1. Cervical Venous Hum (USMLE Clinic, YouTube)
    1. https://www.youtube.com/watch?v=nwr6XiPn3Ug