Airborne 传染的病毒， 是直径小于 5 微m 的 particles

Airborne 传染的病毒 (较小的 particles ，直径小于 5微m，能够在空气中传播很远， 能够蒸发， 能够较长时间悬浮在空气中， 通过coughing， sneezing， talking等方式接触到易感宿主（susceptible host）；

目前， 埃博拉病毒变异变成airborn的可能性有多大？？？？？ ？？？



目前，Airborne 传染的病毒， these include, but are not limited to:
Tuberculosis
Measles
Chickenpox (until lesions are crusted over)
Localized (in immunocompromised patient) or disseminated herpes zoster (until lesions are crusted over)



要求：

1. Wear a fit-tested N-95 or higher level disposable respirator,

2. Perform hand hygiene before and after touching the patient and after contact with respiratory secretions and/or body fluids and contaminated objects/materials; note: use soap and water when hands are visibly soiled (e.g., blood, body fluids)

3. patient to wear a facemask when exiting the exam room, avoid coming into close contact with other patients , and practice respiratory hygiene and cough etiquette

4. Once the patient leaves, the exam room should remain vacant for generally one hour before anyone enters; however, adequate wait time may vary depending on the ventilation rate of the room and should be determined accordingly*

5. If staff must enter the room during the wait time, they are required to use respiratory protection；