Fig. 5From: Thyroglossal duct pathology and mimicsThyroglossal duct cyst containing debris. a Long axis grayscale ultrasound image with color Doppler demonstrates a well-circumscribed hypoechoic structure containing tiny hyperechoic foci compatible with debris. Note the lack of vascularity within the lesion and posterior through transmission. b Grayscale ultrasound image illustrates the paramidline location adjacent to the thyroid cartilage and deep to the strap muscle (arrow)Back to article page