Oya Yonal

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Primary malignant melanoma of the esophagus (PMME) comprises only 0.1–0.2% of all malignant esophageal tumors. PMME tumors are highly aggressive and metastasize early via hematogenic and lymphatic pathways. Treatment outcome is poor because the cancer has often advanced at the time of diagnosis. Inoperability, unsuccessful treatment with radio-therapy and(More)
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