Generated Narrative: Observation HearingLossSymptom Profile: 患者症状结构定义 Supporting info: Observation Symptom status: Final category: 症状 code: Symptom subject: 张三丰 Male, DoB: 1953-02-21 effective: 2025-04-01 13:22:17+0200 --> 2025-10-16 13:42:17+0200 issued: 2025-10-16 13:42:17+0200 performer: 张三丰 Male, DoB: 1953-02-21 value: 听觉丧失 component code: 严重程度 value: 轻度到中度 component code: 发作频率 value: 连续 component code: 发作速度 value: 渐进性发作 component code: 症状趋势 value: 增加