EDAIC MCQ (Multiple Choice Question) and answer. FREE UPLOADS BY WWW.TARGETEDAIC.COM (92)

The section, EDAIC MCQ (Multiple Choice Question) and answer, covers a different topic each day with the intent that candidates can prepare one small topic each day, making steady progress in their exam preparation.

Question: Identify the aetiological factors that can lead to pulsus paradoxus

1. Cardiac Tamponade
2. Bronchial asthma
3. Restrictive CM
4. Hypovolemic patient undergoing positive pressure ventilation
5. Constrictive pericarditis

Answers:

1. 1. True
   2. True
   3. True
   4. True
   5. True

Pulsus paradoxus refers to an exaggerated fall in a patient’s blood pressure during inspiration by greater than 10 mm Hg

1. Pulsus paradoxus typically manifests in patients with the pericardial disease:
   1. cardiac tamponade
   2. constrictive pericarditis.
2. Other cardiac causes include
   1. Right ventricular infarction
   2. Restrictive cardiomyopathy.
3. Non-cardiac disease states can also lead to pulsus paradoxus including:
   1. Pulmonary disease (severe COPD, asthma, tension pneumothorax, large bilateral pleural effusions, pulmonary embolism),
   2. Any cause of significant cardiac compression (iatrogenic during surgery, marked obesity, pectus excavatum)
   3. Hypovolemic patient on positive pressure ventilation

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‘EDAIC MCQ (Multiple Choice Question) and answer’ covers a different topic each day with the intent that candidates can prepare one small topic each day, making steady progress in their exam preparation.