Which of the following is silent thyroiditis?: (A) Acute thyroiditis, (B) Subacute thyroiditis, (C) Hashimoto thyroiditis, (D) Post-paum thyroiditis
Answer is D. Silent thyroiditis / Post-Paum thyroiditis It is an autoimmune mediated destruction of gland. It occurs after 3-6 months post-paum in about 5% of pregnancies. Patient first develops thyrotoxicosis which is followed by hypothyroidism and then resolution. It is characterised by: Normal ESR and presence of TPO antibodies RAIU is supressed No role of steroids Recovery is the rule