In very severe cases, bunions may be surgically removed.

在非常严重的情况下，拇趾囊肿可能要手术切除。

《柯林斯英汉双解大词典》

This may cause stomach upset, ulcers, headache, backache, high blood pressure, and in severe cases, this can lead to panic attacks or a panic disorder.

这可能会引起胃部不适、溃疡、头痛、背痛、高血压，甚至在严重的情况下，这可能导致惊恐发作或惊恐障碍。

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Some supplements can interfere with prescription drugs and too much can cause neuropathy and in severe cases, organ damage.

一些补品会干扰处方药的药效，过量会导致神经病变，严重的话，还会造成器官损伤。

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And, a treatment to suppress the body's defenses against the disease was approved to treat severe cases of MS.

VOA: special.2009.01.06

In very severe cases, it can even defile some common objects, and in those cases, the source of impurity might have to be isolated or excluded if necessary.

在一些非常严峻的情况中，它会玷污一些普通的事物，在这种时候，不洁之源,也许只能被孤立，严重的话需要驱逐。

耶鲁公开课 - 旧约导论课程节选

And as I mentioned before, death would occur in 20-30 percent of the cases that got the most severe form of smallpox.

就像我刚说的,百分之二十到三十的,天花重症病人会死亡

耶鲁公开课 - 生物医学工程探索课程节选

Severe cases can lead to liver failure and death, according to the World Health Organization.

CNN: Frozen fruit mix suspected in hepatitis A outbreak

Only the severe cases are reported - Michael Stone, who murdered Lin and Megan Russell.

BBC: NEWS | UK | Wales | 'The NHS in Wales has to change'

Kids with milder cases, such as Arya, produce more than those with severe cases.

FORBES: For Arya