Figure 1: Parenchymal heterogeneity Figure 1: Parenchymal heterogeneity. A 37-year-old female with chronic lymphocytic (Hashimoto) thyroiditis presented with enlarging thyroid nodule. Sagittal gray scale ultrasound image of the thyroid gland demonstrates diffusely heterogeneous echotexture. (These figures are reproduced with permission from Swapnil Patel, Ellen Giampoli, Daniel Oppenheimer, Simone Montoya, Andrey Rupasov, Vikram Dogra. Sonographic Features of Diffuse Hashimoto Thyroiditis: Determining Sensitivity of Features and Predictors of Malignancy. Am J Sonogr 2018 1(6) 1-7)