Labels:text | screenshot | black | black and white | font OCR: creased Fig. 16.16 A thyroid nodule: an area of he lobe of uptake on isotope scan. A 'cold' area in due to a the thyroid is shown. This appearance Ished mass. Cysts, however, also display dim re needed uptake and an ultrasound scan is there d a solid in order to differentiate between a cyst lesion. See also: mours. · Investigation of Malignant Thyroid