Ifthe symptoms described above, under "acute stress disorder", persistbeyond four weeks, the trauma- effect has probably evolved into that ofpost-traumatic stress disorder (PTSD).

如果上述“急性应激障碍”的症状持续时间超过四个星期，那么这种创伤影响很可能已经演变成了“创伤后应激障碍”（PTSD）。

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But on the other hand, the anxieties, the trauma, what we call an acute stress disorder, even post-traumatic stress symptoms, can occur.

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After the shootings at Virginia Tech that left 32 students dead in April 2007, Jones, a clinical psychologist, was one of the counselors who went into classes to discuss the symptoms of depression, acute stress disorder and PTSD.

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