an early symptom that a disease is developing or that an attack is about to occur
例句
Seventeen (85%) children had a recent infectious prodrome. 其中17位(85%25)病人在发病之前有感染症状。
The paper contains three parts: prodrome, analysion and conclusion. 全文分为三部分:序论、本论和结论。
Prodrome: Respiratory and Intestinal infection in 2 weeks. 一、前驱感染：二周内有呼吸道或肠道感染。
Be like same patient, it is same that prodrome breaks out every time. 若同一病人，前驱症状每次发作是一样的。
In cases where prodrome and/or aura are experienced without the headache phase, the postdrome may still occur. 若前驱症状和/或先兆症状后没有头痛，头痛后期症状仍有可能出现。
The patient was a 65 year old man who presented with a seizure after a three day prodrome of abdominal pain, odd smells, and low grade fever. 患者男性，65岁，在持续3天的腹痛、幻嗅、以及低热的前驱症状后，发生癫痫。
