title: Rheumatoid pleural effusion.
mesh_terms: D001172:Arthritis, Rheumatoid / Q000150:complications / Q000175:diagnosis / Q000473:pathology*; D005455:Fluorescent Antibody Technique; D005947:Glucose / Q000032:analysis; D006651:Histocytochemistry; D006801:Humans; D006863:Hydrogen-Ion Concentration; D006965:Hyperplasia / Q000473:pathology; D007122:Immunoelectrophoresis; D007770:L-Lactate Dehydrogenase / Q000032:analysis; D007773:Lactates / Q000032:analysis; D007962:Leukocytes / Q000032:analysis; D008297:Male; D008853:Microscopy; D008854:Microscopy, Electron; D008858:Microscopy, Phase-Contrast; D008875:Middle Aged; D010994:Pleura / Q000473:pathology; D010996:Pleural Effusion / Q000032:analysis / Q000150:complications / Q000473:pathology*; D012217:Rheumatoid Factor / Q000032:analysis; D012712:Serum Globulins / Q000032:analysis; D014732:Vibration
chemical_list: D007773:Lactates; D012712:Serum Globulins; D012217:Rheumatoid Factor; D007770:L-Lactate Dehydrogenase; D005947:Glucose