title: Letter: Pleural lavage in carcinoma of the esophagus.
mesh_terms: D001999:Bronchoscopy; D002294:Carcinoma, Squamous Cell / Q000175:diagnosis*; D003581:Cytodiagnosis; D004938:Esophageal Neoplasms / Q000175:diagnosis*; D004945:Esophagoscopy; D006801:Humans; D008297:Male; D008875:Middle Aged; D010997:Pleural Neoplasms / Q000175:diagnosis*; D007507:Therapeutic Irrigation