Di Section is a 45 year old female who presents to the Acute Medical Unit with shortness of breath on exertion. She has been seeing her GP for some time about pain and swelling in her hands She states that has a family history of ‘overactive immune systems’. A chest x-ray revealed a pleural effusion. Pleural tap was performed, with the results detailed below.
Please interpret the results and detail three suitable differential diagnoses.
