Endoscopic Ultrasound Atlas
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Mediastinum

Lung cancer EUS-FNA Feb 5, 2005
Mediastinal tumor mass compressing the esophagus, visualized 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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Lung cancer core biopsy Feb 5, 2005
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 N staging Feb 5, 2005
Patient with biopsy-confirmed right broncho-pulmonary carcinoma with a 25 mm lymphnode in the aorto-pulmonary window (station 5). EUS-guided FNA established the diagnosis of malignancy, showing atypical cells in a background of lymphocytes and erythrocytes. The patient was staged as T3N3Mx (stage IIIb), being subsequently reffered to chemotherapy.
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Lung cancer mediastinal invasion Jan 30, 2005
Patient with biopsy-confirmed broncho-pulmonary carcinoma with mediastinal invasion visualized at 35 cm from the incisors. EUS-FNA established the diagnosis of malignancy, showing clumps of atypical cells. The patient was staged as T4NxMx (stage IIIb), being subsequently reffered to chemotherapy.
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