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Questions and Answers
What is the primary reason for newborn infants, especially premature ones, being more susceptible to methemoglobinemia?
What is the characteristic appearance of arterial blood in a case of methemoglobinemia?
How is methemoglobinemia with visible symptoms typically treated?
MetHb is formed when Fe2+ is oxidized to Fe3+ and cannot carry oxygen, leading to a decrease in available oxygen-carrying hemoglobin.
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Methemoglobinemia can be a result of nitrate poisoning or toxic reactions to oxidant drugs.
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Proteins in RBCs are 100% as active in newborn infants compared to adults, making newborns equally susceptible to methemoglobinemia.
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Methylene blue is a substance that increases methemoglobin levels in symptomatic cases.
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