What test confirms the structural defects in TOF?
Echocardiogram
What color change indicates a tet spell?
Deep blue / worsening cyanosis
Most TOF cases require what major treatment?
Surgical repair
Which simple bedside tool measures oxygen saturation?
Pulse oximeter
First nursing action during a tet spell?
Knee-to-chest position
Infants with TOF often need what style of feeding?
Small, frequent, paced feeding
What classic shape may the heart appear on chest X-ray?
Boot-shaped
This medication helps calm the child and decreases pulmonary resistance.
Morphine
What lifelong follow-up is needed even after surgery?
Pediatric cardiology visits
This test may show right ventricular hypertrophy
ECG / EKG
Increasing systemic vascular resistance decreases what dangerous shunt direction?
Right-to-left shunting
Parents should be taught to look for what emergency event at home?
Tet spells / cyanotic episodes
What procedure can map pressures and blood flow in preparation for surgery?
Cardiac catheterization
What vasoconstrictor drug may be used in severe tet spells?
Phenylephrine
Why might TOF patients need antibiotics before some dental procedures?
To prevent infective endocarditis