Fig. 1From: Evaluation of efficacy, safety, pain perception and health-related quality of life of percutaneous ethanol injection as first-line treatment in symptomatic thyroid cystsTransverse ultrasound scans of one cyst before (panel a), during (panel b) and after (panel c) percutaneous ethanol injection treatment (PEIT). During PEIT, cystic lumen was filled with instilled ethanol (arrow). Panel c shows marked decrease in sizeBack to article page