Petzold H, Liebe S
Z Gesamte Inn Med. 1979 Sep 1;34(17):239-40.
Dysphagia is a symptom of organically or functionally conditioned diseases of the oesophagus. In all circumstances it demands an immediate clarification of the etiology considering appropriate therapeutical measures and above all may be first reference to the carcinoma of the oesophagus.
吞咽困难是食管器质性或功能性疾病的一种症状。在所有情况下，都需要立即明确病因并考虑采取适当的治疗措施，最重要的是，吞咽困难可能首先提示食管癌。
