2018년 12월 27일 목요일

Daily Basic [CK] JVP and EKG with rhythm(닥터노)



jvp normal range에 대한 이미지 검색결과

Capillary refill: 5-7secs holding => should be returned 2 sec.

Hepatojugular Reflux (HJR)

Hepatojugular reflux is the distension of the neck veins precipitated by the maneuver of firm pressure over the liver. It is seen in tricuspid regurgitation, heart failure due to other non-valvular causes, and other conditions including constrictive pericarditis, cardia tamponade, and inferior vena cava obstruction. The HJR maneuver may be performed as follows:
  1. The patient is positioned supine with elevation of the head at 45 degrees.
  2. Look at jugular pulsations during quiet respirations (baseline JVP).
  3. Apply gentle pressure (30-40 mm Hg) over the right upper quadrant or middle abdomen for at least 10 seconds (some suggest to 1 minute).
  4. Repeat the JVP.
  5. An increase in JVP of >3 cm is a positive HJR test.
Note: Normal subjects will have a decrease in JVP with this maneuver since venous return to the heart will be reduced. The jugular venous pressure may transiently rise and then return to normal or decrease within 10 seconds.
Or you can also go to Evidence Base for more data.

https://www.youtube.com/watch?v=fAc0Z6xhQJE
; physical exam

JVP: 8cm = normal(3cm + 5cm)

Hepatojugular reflex = +3cm more. = >6cm = positive sign.

[ ] NEXT _ CARDIAC MURMUR !!!!!


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