25th August 2020

A 35-year-old lady presented to the GP practice with a 3 month history of persistent palpitations

A 35-year-old lady presented to the GP practice with a 3 month history of persistent palpitations, feeling hot, sweating, diarrhoea, oligomenorrhea and pain when moving her eyes. She denied other symptoms such as headache, abdominal pain, difficulty breathing, chest pain or visual symptoms. Her past medical history is insignificant. Her mom was diagnosed with coeliac disease, and her maternal grandfather had alopecia. She denied smoking and binge drinking. Her diet is balanced and healthy. On examination, the GP noticed a diffuse swelling in her neck, fine tremors and exophthalmos. 

Based on the clinical context above, which of the following blood test results would best support the diagnosis? 

Select the SINGLE most appropriate option from the list below.