(a) Diabetes mellitus:- Diabetes mellitus is characterized by abnormally high glucose levels in the blood due to the deficiency of hormone, called insulin.
(b) Goitre:- Goitre is characterised by an abnormal enlargement of the thyroid gland due to the deficiency of thyroxin hormone in the body.
(c) Cretinism:- Cretinism is characterized by stunted growth in the baby due to the deficiency of thyroid hormone in the body.

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