Techniques: Jugular Venous Pressure Measurement (JVP)

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[Skill Modules >> Neck & Veins Examination >> Techniques ]

Techniques: Jugular Venous Pressure Measurement (JVP)

The technique for examination for CVP (central venous pressure)

  1. Patient reclining with head elevated 45 °
    • Measure elevation of neck veins above the sternal angle (Lewis Method).
    • Add 5 cm to measurement since right atrium is 5 cm below the sternal angle.

    Normal CVP 100 per minute.

    inspection of jugular vein pressure Cardiovascular Resources Videodisc

  2. If the internal jugular vein is not detectable, use the external jugular vein. The internal jugular vein is the preferred site.

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Distinguishing the internal jugular vein pulsations from the carotid artery

nvular vein diagram

Jugular Vein Carotid Artery
No pulsations palpable. Palpable pulsations.
Pulsations obliterated by pressure above the clavicle. Pulsations not obliterated by pressure above the clavicle.
Level of pulse wave decreased on inspiration; increased on expiration. No effects of respiration on pulse.
Usually two pulsations per systole (x and y descents). One pulsation per systole.
Prominent descents. Descents not prominent.
Pulsations sometimes more prominent with abdominal pressure. No effect of abdominal pressure on pulsations.

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