A man in his late 50s with a history of regular cocaine use reported dysphagia, weight loss, and sticking chewing gum to his hard palate to stop food entering his nose (fig 1). On examination he had a nasal voice …

中文翻译：

---

较大的口鼻缺损

一名 50 多岁的男子经常吸食可卡因，他报告说出现吞咽困难、体重减轻，并用口香糖粘在硬腭上以阻止食物进入鼻子（图 1）。经检查，他的声音有鼻音……