The good news is that formication usually does eventually disappear on its own.

好在蚁走感多半最后自己就消失了。

The woman developed lightheadedness, dyspnoea, tongue numbness, muscle twitching and formication on the legs and back.

这位妇女出现头晕 、 呼吸困难 、 舌头麻木 、 肌肉抽搐、下肢和背部走蚁感.