TABLE II.

Global Severity of Symptom Burden in R-ACAOS, Quantified as Center for Coronary Artery Anomalies Functional Class (CCAA-FC)

	Chest pain
Points for each category (0–3)	Atypical	Typical	Shortness of breath	Neurologic symptoms
0	None	I	I	None
1	Mild	II	II	Dizziness
2	Moderate	III	III	Brief syncope
3	Severe	IV	IV	Syncope with collapse