Abnormal Adult Hemoglobins - 1
Hemoglobin F:
Poor
binding of 2,3-BPG
Good
for extracting oxygen at tissue (placenta)
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occurs
P50 of 19 - 21
Iron
is in ferric state (Fe+++)
<1%
normal
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Methemoglobin:
Causes
of increased methemoglobin:
Oxidative
agents (nitrites & drugs)
Methemoglobin
reductase deficiency
Hemoglobin
M disease