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

这触手足抽或非主收缩，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.

这可以触神经元的电，以及强直，即不觉地收缩。

Low calcium levels, which can cause certain excitable cells to be... more excitable, which result in tetany, muscle spasms, and cardiac dysfunction.

钙水平低，导致某些可兴奋细胞变得更容易兴奋，可导致抽、痉挛和心脏功能障碍等。

As the disease progresses, muscle spasms may manifest as tetany, wheezing, voice change, and dysphasia, seizures may occur in severe cases.

随着病情进展，痉挛可能表现为手足抽、喘息、声音变化和吞咽困难，严重者可能出现癫痫作。

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.

其他原因包括严重烧伤后组织肿胀、静脉药物注射、反复使用受伤的，或剧烈收缩，如手足搦或癫痫。