| A fatal issue is most frequently observed in connection with hyperpyrexia alone, or in combination with delirium or coma. |
| Young children only are in danger of death from convulsions or a rapid tissue-degeneration due to hyperpyrexia. |
| The mortality of these cases is very considerable, hyperpyrexia being one of the chief causes of death in acute rheumatism. |
| The important pathological condition to be combated is the hyperpyrexia, and not the cold stage, as in intermittents. |
| Loss of consciousness was followed by flaccidity of all four extremities, hyperpyrexia, and death. |
| For example, a patient taking neuroleptics who relapses to stimulant medications is at risk of hyperpyrexia. |