Diagnostic thoracentesis and pleural biopsy.
D000243:Adenosine Deaminase / Q000032:analysis*; D004796:Clinical Enzyme Tests; D006801:Humans; D009700:Nucleoside Deaminases / Q000032:analysis*; D010996:Pleural Effusion / Q000209:etiology*; D014396:Tuberculosis, Pleural / Q000175:diagnosis*
D009700:Nucleoside Deaminases; D000243:Adenosine Deaminase