食管裂孔疝的临床表现为()
A campus emergency ______ occur at any time of the day or night, weekend, or holiday, with little or no warning.
患者,男,56岁。一个月来持续性感觉胸胃部疼痛,入院后经胸部CT,食管内镜检查后,确诊为食管癌晚期性疼痛,胸胃部疼痛的主要原因( )。
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