Which four abnormalities make up tetralogy of Fallot?
Answer and explanation
Correct answer: A. VSD, overriding aorta, pulmonary stenosis and right ventricular hypertrophy
- Step 1: Tetralogy of Fallot comprises ventricular septal defect, overriding aorta, pulmonary stenosis and right ventricular hypertrophy.
- Step 2: It causes cyanotic spells.
Answer
VSD, overriding aorta, pulmonary stenosis and right ventricular hypertrophy.
Why not the others: The other combinations do not form this tetralogy.
Practise more Pediatrics.
Free questions with an explanation for every one, and full timed National Health Regulatory Authority Licensure Examination (NHRA Bahrain) mock tests.
More Pediatrics questions
- At about what age does a typical infant first smile socially?
- At about what age do most children walk independently?
- A 3-year-old has a barking cough, inspiratory stridor and hoarseness after a cold. What is the most likely diagnosis?
- Which drug is used in the treatment of croup?
- A febrile child has drooling, muffled voice, a tripod posture and difficulty swallowing. What is the most important immediate step?
- What is the usual cause of bronchiolitis in infants?