Tag: Delayed mh

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How long after anesthesia can you get malignant hyperthermia?

Oct 12, 2025 •

3 min read

While most malignant hyperthermia (MH) crises occur during or immediately following surgery, in extremely rare cases, a reaction can be delayed, presenting up to 24 hours after anesthesia exposure. This life-threatening, inherited disorder highlights the importance of continued vigilance and prompt action for at-risk individuals.

Can you have delayed malignant hyperthermia? A rare, critical anesthetic reaction.

Oct 12, 2025 •

5 min read

While malignant hyperthermia (MH) is most commonly known to occur during anesthesia, case reports confirm that a delayed-onset MH reaction can manifest hours after a procedure has concluded. This makes recognising the signs of delayed malignant hyperthermia especially critical for postoperative care.