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  1. Sep 7, 2023 · Most box jellyfish stings are not lethal, though they may be painful and cause an array of symptoms that need urgent medical attention. However, certain box jellyfish stings, like the Chironex fleckeri, can be fatal in a matter of minutes.

    • Nancy Lebrun
  2. Severe box jellyfish stings can be fatal, triggering cardiac arrest in your body within minutes. Learn more about first aid, symptoms, side effects, and more.

  3. May 14, 2024 · Symptoms of jellyfish stings include: Burning, prickling, stinging pain. Welts or tracks on the skin — a "print" of the tentacles' contact with the skin. Itchiness (pruritus) Swelling. Throbbing pain that radiates up a leg or an arm. Severe jellyfish stings can affect multiple body systems.

  4. May 14, 2024 · Someone having a severe reaction to a jellyfish sting may need cardiopulmonary resuscitation (CPR), life support or, if the sting is from a box jellyfish, antivenom medication. Oral medicine. A delayed rash or other skin reaction may be treated with oral antihistamines or corticosteroids.

  5. Box jellyfish are complex animals with a propulsion mechanism and a relatively sophisticated nervous system for a jellyfish. They have up to 24 eyes, some of them with corneas and retinas, enabling them to not only detect light but also to see and circumnavigate objects to avoid collision.

  6. Box jellyfish sting symptoms are venom-dose dependent and range from mild local pain to death. Their sting can also cause Irukandji syndrome, which causes a complex sequela of symptoms that could manifest as hypertension with later hypotension, trembling and extreme pain.

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  8. What are the symptoms of a jellyfish sting? The symptoms of jellyfish stings depend on the type of jellyfish you made contact with. If you have a minor jellyfish sting, you may feel slight pain, itching, burning or throbbing. A jellyfish sting may look like a rash with red, purple or brown patches. More serious jellyfish stings can cause ...

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