hashimoto's thyroiditis symptoms and thyrotoxicosis
Although many of the symptoms associated with thyroid hormone deficiency occur commonly in patients without thyroid disease, patients with Hashimotoâs thyroiditis who develop hypothyroidism are more likely to experience the following: 1  Fatigue. 2  Drowsiness. 3  Forgetfulness. Difficulty with learning.  Dry, brittle hair and 1  nails. Dry, itchy  skin.