Symptoms for Acute Onset of Severe Myocarditis. While there are several contributing factors that may lead to myocarditis, the primary cause is viral. Myocarditis usually results from the Coxsackie B virus, and may also result from measles, influenza, chicken pox, hepatitis virus, or the adenovirus in children. If an acute onset of severe myocarditis occurs, a patient may display the following symptoms:
Medical Definition of toxic. 1  1: containing or being poisonous material especially when capable of causing serious injury or death toxic drugs toxic gas. 2  2: of, relating to, or caused by a poison or toxin toxic liver damage. 3  3a: affected by a poison or toxinb: affected with toxemia of pregnancy toxic pregnant women.
A poison is any substance that is harmful to your body. You might swallow it, inhale it, inject it, or absorb it through your skin. Any substance can be poisonous if too much is taken. The effects of poisoning range from short-term illness to brain damage, coma, and death. To prevent poisoning it is important to use and store products exactly as their labels say. Keep dangerous products where children can't get to them. Treatment for poisoning depends on the type of poison.