Dysphagia lusoria is best diagnosed by

Ans. is'c'i.e., CT AngiographyRef: Human Malformations and Related Anomalies p. 130Dysphagia lusoria is an impairment of swallowing due to compression from an aberrant right subclan aery (aeria lusoria)CT angiography and MRI thorax are the best diagnostic modalities that could identify the aeria lusoria.