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| Patient with a centrally located lung mass, with mediastinal invasion. The diagnosis of squamous cell lung cancer was confirmed by EUS-guided FNA, which showed clumps of atypical cells in a background of erythrocytes. |
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| Lung cancer (core biopsy) |
Feb 8, 2005 |
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| Mediastinal tumor mass visualized by CT with negative bronchoscopy brushings. The tumor was visualized by EUS from the mid-esophagus, with negative EUS-FNA smears. Diagnosis was subsequently obtained by EUS-guided core biopsy. The parrafin embedded biopsies were examined and confirmed the diagnosis of bronchopulmonary adenocarcinoma. |
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| Lung cancer (EUS-FNA) |
Feb 8, 2005 |
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| Mediastinal tumor mass compressing the esophagus, visualized by EUS from the mid-esophagus as a hypoechoic, inhomogenous mass. Diagnosis was confirmed by EUS-guided FNA biopsy; the cytology smears showed clumps of small atypical cells in a background of erythrocytes and large pavimentous cells. |
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