Thyroid US results.... Recent TSH is 20. Started on 50mcg of levothyroxin. Dr ordered US d/t symptoms (fatigue, weight gain, hair loss, discomfort and feeling of fullness on L side of neck, jaw and ear pain on L side) US says 4mm cyst on mid left lobe. Thyroid is diffusely enlarged, nodular, hyper vascular, and heterogeneous. R lobe measures 6x2.2x2 cm. L lobe measures 5.7x2.1x1.8cm. Isthmus measures .6cm Thank you!!