20th February 2024

A 45-year-old female presents to the acute medical unit with palpitations.

A 45-year-old female presents to the acute medical unit with palpitations. She has experienced nausea, agitation, restlessness and tremors in her hands. Her partner reports that she drinks one glass of wine once a week. She stopped smoking a week ago. Her current medications include salbutamol, sertraline, beclomethasone inhaler, theophylline, disulfiram and levothyroxine. Her medications had not changed. The examination was unremarkable, apart from a tachycardia of 121 bpm. Bloods were unremarkable at present, with a normal TSH and fT4. Peripheral blood sugar readings were high at 15.7mmol/L.

What is the likely diagnosis?