- R C Parmar: Department of Pediatrics, Seth G. S. Medical College and KEM Hospital, Parel, Mumbai, India.
thyroiditis complicating mumps is rare and occurs 1 week after the Parotitis. A 9-year-old boy with a history of contact with a case of mumps presented with thyroid swelling. Thyroid scan showed a diffusely reduced uptake. The aspiration cytology showed lymphocytic thyroiditis. Thyroid function tests were normal and antithyroid antibodies were absent. Parotitis occurred 12 days after the onset of thyroiditis.