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Intercostal retractions occur when the muscles between the ribs pull inward. The movement is most often a sign that the person has a breathing problem. Intercostal retractions are a medical emergency.
Suprasternal retractions: Introduction. Suprasternal retractions: suprasternal retractions are the inward movement of the muscles above the sternum. See detailed information below for a list of 15 causes of Suprasternal retractions, Symptom Checker, including diseases and drug side effect causes.