Pediatric nitrite poisoning

Nitrite poisoning refers to poisoning caused by eating marinated meat products, pickles and spoiled vegetables with high nitrate or nitrite content, or caused by the misuse of industrial sodium nitrite as table salt. It can also be seen in drinking Containing nitrate or nitrite in bitter well water and steamer water, nitrite can oxidize methemoglobin, which normally carries oxygen in the blood, to methemoglobin, thus losing the ability to carry oxygen and causing tissue hypoxia. The onset of nitrite poisoning is acute, and the poisoning manifests as hypoxia symptoms such as lips, tip of tongue, bruising of fingertips. Severe poisoning can cause coma, convulsions, paralysis of the respiratory muscles, etc. If the rescue is not timely, it can die within 2 hours. This disease is also known as methemoglobinemia, which is divided into two categories, congenital and acquired. Congenital is caused by the deficiency of methemoglobin in red blood cells, and it is caused by poisoning the day after tomorrow. Methemoglobinemia caused by poisoning, including enterogenic cyanosis caused by vegetables, nitrite, sulfa, phenacetin, aniline, nitrobenzene and other drugs or chemical poisoning.

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