How to Reduce Hypercyanotic Spells?
Hypercyanotic Spells Place Infants in a Knee-Chest Position (Older Children Usually Squat Spontaneously and Do Not Develop Hypercyanotic Spells) Establish a...
Hypercyanotic spells
- Place infants in a knee-chest position (older children usually squat spontaneously and do not develop hypercyanotic spells)
- Establish a calm environment.
- Give supplemental oxygen.
- Give IV fluids for volume expansion.
What causes Hypercyanotic spells in TOF?
Hypercyanotic spells
A spell may be triggered by any event that slightly decreases oxygen saturation (eg, crying, defecating) or that suddenly decreases systemic vascular resistance (eg, playing, kicking legs when awakening) or by sudden onset of tachycardia or hypovolemia.
What causes cyanotic spell?
Cyanotic spells occur in children with cyanotic congenital heart disease, in particular tetralogy of Fallot and pulmonary atresia. They usually occur early in the morning, or in the context of stress or dehydration ie periods of increased oxygen demand/ultilisation.