This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Endocrinology and breast, Subject name: Surgery
TSH receptor antibodies are often present in 
Select and explain. 
A. Graves disease, B. Hashimoto thyroiditis, C. Reidels thyroiditis, D. Papillary carcinoma thyroid
A: Graves disease
Answer: A: Graves disease 
Explanation: TSH receptor antibodies (TSH-Rab or TRAB) are often present in Graves' disease. They are largely produced within the thyroid itself.Ref: Bailey and love 27e, page no: 803