This can trigger tetany or the involuntary contraction of muscles, a classic symptom of hypocalcemia.

这会触发手足抽搐非自主收缩，这是低钙血症的典型症状。

This can trigger the spontaneous firing of neurons and tetany, or the involuntary contraction of muscles.

这可以触发神元的自发放电，以及强直，即不自觉地收缩。

Other causes are swelling of the tissue after severe burns, intravenous drug injection, repetitive use of the injured muscles or a vigorous muscle contraction, like in a tetany or seizures.

其他原严重烧伤后组织肿胀、静脉药物注射、反复使用受伤的，剧烈收缩，如手足搐搦癫痫。