Abstract
Pyrexia of unknown origin is a challenging problem to the physicians and rarely endocrine causes such as subacute thyroiditis can present as a pyrexia of unknown origin. It is usually a self-limiting condition and following post viral inflammatory process. It is common in young adults to middle age and does not involve in any autoimmune pathology. It has a self-limiting nature and symptomatic treatment is adequate. We report a 34 year old presented with a one month history of fever found to have high ESR and CRP with high free thyroxine level and treated as subacute thyroiditis with NSAID and she recovered completely from the acute illness.
Highlights
Pyrexia of unknown origin is a challenging problem to the physicians
Major causes could be categorized into infective, noninfective inflammatory, and neoplastic causes. Endocrine disorders such as subacute thyroiditis can present as a pyrexia of unknown origin
Pyrexia of unknown origin is a rare presentation of subacute thyroiditis. 2
Summary
Pyrexia of unknown origin is a challenging problem to the physicians. Major causes could be categorized into infective, noninfective inflammatory, and neoplastic causes. Endocrine disorders such as subacute thyroiditis can present as a pyrexia of unknown origin. It is a self-limiting post infective inflammatory condition and most of the time recover completely with a supportive measure. She was febrile, pallor with small volume tender cervical lymph nodes. Thyroid gland was mildly enlarged and tender.
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