methylene blue test…

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what the risks are methylene blue test, the type of methemoglobinemia an affected person has, the responsiveness of blood methemoglobin, administration of methylene blue, a dark green powder, turn methemoglobin back into normal hemoglobin, an angiocatheter, vein, the elbow, the hand, puncture site is cleaned, antiseptic, a tourniquet, blood pressure cuff, around the upper arm to apply pressure, restrict blood flow, the vein, veins below the tourniquet to distend, fill, blood, a needle is inserted, vein, placement, the angiocatheter, needle is then removed the angiocatheter is left, in the vein, tourniquet is then removed, restore circulation, methylene blue is then injected, vein, no special preparation, infants, children, test depends on child's age, previous experience, level of trust, prepare child, infant test, procedure preparation, birth to 1 year, toddler test, procedure preparation, 1 to 3 years, preschooler test, procedure preparation, 3 to 6 years, schoolage test, procedure preparation, 6 to 12 years, adolescent test, procedure preparation, 12 to 18 years, the needle is inserted, feel moderate pain, a stinging sensation, some throbbing, methemoglobinemia has several causes, many of, genetic, test assists in distinguishing between methemoglobinemia, a deficiency of nadh cytochrome b5 reductase, certain types of hereditary methemoglobinemia, hemoglobin m disease, most methemoglobinemia quickly responds to iv administration of methylene blue, controlled by daily doses of oral methylene blue, ascorbic acid, types of hereditary methemoglobinemia, not respond to methylene blue, test allows distinction between the two, helps health care provider develop a plan of care, the iv administration of methylene blue rapidly lowers the levels of methemoglobin, in the blood, administration of iv methylene blue, does not significantly lower blood levels of methemoglobin, a rare form of hereditary methemoglobinemia is suspected, risks associated, an angiocatheter, minor, excessive bleeding, fainting, feeling lightheaded, hematoma, blood accumulating under the skin, infection, a slight risk, the skin is broken, the chances of infection increase the longer the iv remains, in the vein, multiple punctures to locate veins, veins, arteries vary in size, inserting an iv more difficult, child than, others.