-
Methemoglobin (British: methaemoglobin,
shortened MetHb) (pronounced "met-hemoglobin") is a
hemoglobin in the form of metalloprotein, in
which the iron...
- Methemoglobinemia, or methaemoglobinaemia, is a
condition of
elevated methemoglobin in the blood.
Symptoms may
include headache, dizziness,
shortness of...
- metabolism. This
enzyme can also
reduce methemoglobin to
normal hemoglobin,
gaining it the
inaccurate synonym methemoglobin reductase.
Isoforms expressed in...
-
which is a
disease defined by high
levels of
methemoglobin in the blood.
Increased levels of
methemoglobin prevent oxygen from
being released into the...
- was
thought to act as an oxidant, to
induce the
formation of
methemoglobin.
Methemoglobin in turn can
sequester cyanide as cyanomethemoglobin. However...
-
Obstructive sleep apnea Note this
causes "spurious" cyanosis, in that,
since methemoglobin appears blue, the
patient can
appear cyanosed even in the
presence of...
-
binding oxygen. In such cases, the
enzyme methemoglobin reductase will be able to
eventually reactivate methemoglobin by
reducing the iron center. In adult...
- or NADPH-dependent
methemoglobin reductase enzymes,
methemoglobin is
reduced back to hemoglobin. When
large amounts of
methemoglobin occur secondary to...
- kidneys. This
method has the
advantage of
avoiding the
formation of
methemoglobin (see below). This
antidote kit is sold
under the
brand name Cyanokit...
- have a
higher level of
fetal hemoglobin which converts more
easily to
methemoglobin. Additionally,
infants are at an
increased risk
after an
episode of...
