14th September 2020

A 24-year-old female patient presents with a 4 week history of a cough

A 24-year-old female patient presents with a 4 week history of a cough, fatigue, night sweats and weight loss. She has not had any recent travel. What initial investigation should you perform?

For the patient above, please select the SINGLE most important investigation to conduct. Select ONE option from the list above.