MyMerci › 기출문제 › Diseases of the circulatory system
Diseases of the circulatory system
문제
The nurse observes a ______ pulse, where blood flow quickly rises and falls, commonly seen in aortic regurgitation.
Chicago Med Season 3 Episode 9
1
water-hammer
✓ 정답
2
bounding
3
collapsing
4
thready
5
weak
해설
A water-hammer pulse, also known as Corrigan's pulse, is characterized by a forceful expansion followed by a sudden collapse. This distinctive pulse is a classic sign of aortic regurgitation, where blood flows backward through a leaky aortic valve.
같은 주제 다음 문제 The patient's EKG shows significant ST ______ in leads V2 through V4, suggesting acute ant…
임상 시나리오 • Water-hammer pulse (Corrigan's pulse)
- Rapid upstroke and collapse of pulse
- Strong systolic pressure with rapid diastolic runoff
- Key clinical sign of aortic regurgitation
- Also seen in:
* Patent ductus arteriosus
* Hyperthyroidism
* High fever states
• Aortic regurgitation characteristics:
- Diastolic murmur
- Wide pulse pressure
- Left ventricular hypertrophy
- Displaced apical impulse
- Early diastolic decrescendo murmur
• Other pulse types:
- Bounding: Full, strong pulse
- Thready: Weak, thin pulse
- Collapsing: Rapid fall in pressure
- Alternating: Alternating strong/weak beats
• Assessment points:
- Rate
- Rhythm
- Volume
- Character
- Symmetry
핵심 개념
water-hammer — A rapid, forceful pulse characterized by a sudden rise and fall in blood pressure, typically associated with aortic regurgitation
bounding — A strong, full pulse that can be easily felt and appears to push against the examiner's fingers with excessive force
collapsing — A pulse that is initially strong but quickly diminishes or collapses, often associated with cardiovascular conditions
thready — A very fine, weak pulse that is difficult to palpate and often indicates poor peripheral circulation
weak — A pulse that is faint and difficult to detect, indicating reduced blood flow or cardiovascular compromise
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