名词
中文翻译：视网膜外皮瘤
同义词：
['retinal epithelioma', 'choroidal melanoma']
例句：
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1.He was diagnosed with a rare form of retinal epithelioma.
他被诊断出患有一种罕见的视网膜外皮瘤。
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2.The patient's condition worsened significantly after the surgery.
手术后，患者的病情明显恶化。
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3.The prognosis for this type of cancer is generally poor, with a high mortality rate.
这种癌症的预后通常很差，死亡率高。