All of the following characteristics are found in pleural effusion fluid of a rheumatoid ahritis patient except:
Since pleural fluid in RA is an exudate it will have low sugar values. Cholesterol crystals are seen in long standing pleural effusion of RA. High LDH is explained by Light's criteria. Differentials if glucose in pleural fluid is less than 60 mg/dl Glucose <60 mg/dL Consider: Malignancy Bacterial infections Rheumatoid pleuritis
RA factor positive
High glucose
Cholesterol crystals
High LDH
Rheumatoid Ahritis