据报告，其中有3只鸡在她发病前死亡。
Three of her chickens reportedly died before she became ill.
感染源调查显示发病前曾与病禽密切接触。
Investigations into the source of her infection indicated close contact with sick poultry prior to becoming ill.
感染源调查显示发病前曾与病死家禽密切接触。
Investigations into the source of infection indicated close contact with dead and sick poultry prior to becoming ill.
有糖尿病酮酸症的病人其发病前症状时间也较短。
初步结论表明在该病例发病前一周内，其住所附近有禽类死亡。
Initial findings indicate poultry die off in the vicinity of the case's home in the week prior to the onset of illness.
调查人员未能确认患者在发病前与禽类的任何直接接触。
Investigators have not been able to confirm any direct contact between the patient and poultry prior to the onset of illness.
今天开展的调查揭示，在她发病前她的同事无一人生病。
Investigations conducted today reveal that none of her co-workers was ill prior to the start of her illness.
现场调查发现，在已故兄弟发病前两周期间在该家庭户中有鸡死亡。
The field investigation found that chickens in the family household had died during the two weeks preceding onset of illness in the deceased brothers.
杨涛教授：您是说糖尿病发病前存在一过性的病毒感染吗？
Prof. Yangtao: the there may be a transient virus infection before the onset of diabetes?
卫生部和世卫组织进行的调查发现发病前两周在她居住的地段家禽死亡的证据。
Investigations conducted by the Ministry of Health and WHO found evidence of poultry deaths in her neighbourhood in the two weeks prior to onset of illness.
STI的异常程度和恢复与发病前的心脏病史及急性期有无心功不全有密切关系。
The abnormality and recovery of the STIs are closely related to the cardiac history and the clinical dysfunction of the left ventricle.
在发病前约10天左右，在病人家里出现不明原因的鸡禽死亡，她曾参加死禽处理工作。
Approximately, 10 days ago, there were unexplained deaths of chicken in the patient's household. She participated in the disposal of the dead poultry.
不少中风病人发病前在短时间内出现过一侧肢体无力或麻木症状，伴有突然说话不利或吐字不清。
Many stroke patients in a short period of time prior to the onset of the side appeared physically unable or symptoms of numbness, accompanied by a sudden negative words or Enunciation unclear.
一项小型研究表明，脑部扫描可以在阿尔茨海默症(老年痴呆症)发病前多年就检测出大脑中的病变。
Brain scans may be able to indicate potential Alzheimer's patients years before symptoms appear, according to the results of a small study.
此外，卒中发病2周前应用抗抑郁药、与发病前一年接受3- 5次抗抑郁药处方治疗的卒中风险无统计学关联。
In addition, there was no statistical association between antidepressant use in the 2 weeks before the stroke and stroke risk for patients with 3 to 5 prescriptions in the previous year.
方法：对52例猝死患者发病前的基础疾病、临床表现、医务人员到达时间、现场抢救的方法、抢救效果等进行总结分析。
Method Total 52 sudden death patients' underlying diseases before the onset, clinical manifestations, medical staff's arrival time, on-site rescue measures and effect were summarized and analyzed.
他们都填了一份调查问卷，关于发病或咨询就医前五天使用公汽或有轨电车的情况。
They were all asked to fill in a questionnaire on bus or tram usages in the five days preceding the onset of their illness or the five days before consultation.
他们发现，与前二十年相比，在1998年至2003年期间，癌症发病率没有变化。
They found that there was no change in rates between 1998 and 2003 compared with the previous two decades.
研究人员也发现在袭击前没有哮喘的个体，哮喘发病率出现增加。
The researchers also found an increased incidence of asthma among individuals who did not have the condition prior to the attack.
因为在药品得到批准前的临床试验中，确实发现这些药物有降低心脏病的发病率的功效，于是广大医学界更加确认血液中胆固醇含量与心脏病之间的关系。
In those cases, the postapproval trials confirmed that the drugs reduce heart attacks and strokes, adding to confidence about the link between cholesterol and heart disease.
分析发病时间与诱因，排尿与昏厥的关系，昏厥前征兆、临床症状和心电图乏氏试验。
Onset of illness and evoke factor, relation between miction and syocope, portent symptome of syocope and valsalva's test of electrocardiogram were analyzed.
在温室病原诱发接种条件下，发病表现为出苗率的差异，即丧失发芽能力或出苗前的猝倒。
The induced disease appears as the difference of emergence rate by artificial inoculation in glasshouse, indicate the lose of sprouting ability and pre-emergence damping off.
三叉神经痛（痛性抽搐）以沿三叉神经任何分支（位于耳前）的短暂剧烈枪击痛为主要特征，通常在进入中年后发病，好发于女性。
In trigeminal neuralgia (tic douloureux), Brief attacks of severe shooting pain along a Branch of the trigeminal nerve (in front of the ear) usually Begin after middle age, more often in women.
但是研究告诉我们，阿尔茨海默病可能在患者出现症状前数年甚至是数十年已经开始发病。
But research tells us that Alzheimer's likely begins years, maybe even decades, prior to symptoms appearing.
移植后新发糖尿病（NODAT）是一种器官移植前无糖尿病病史而移植术后新发生的继发性糖尿病，发病率较高。
New-Onset diabetes mellitus after transplantation(NODAT) is a significant complication after transplantation and has shown an increasing incidence in recent years.
在计划运作前和运作中，致命的婴儿疾病的发病率是多少？
What was the incidence of life-threatening infant diseases prior to and during the time the program was operational?
在计划运作前和运作中，致命的婴儿疾病的发病率是多少？
What was the incidence of life-threatening infant diseases prior to and during the time the program was operational?
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