Hemoglobin Key

Abnormal

Carboxyhemoglobin

Methemoglobin

Fetal Hemoglobin

Left Shift

2 Gamma's = increases affinity for 02

Replaced by normal hgb

iNO ; topical anesthetics

Normal: 1%

Tx: methylene blue

iron site changed

02 useless

Normal: 0-3% (up to 15% in smokers)

Fire

CO 200x

Tx: hyperbaric chamber... 100% Fi02

Oxygenated

Deoxygenated

Counts

Saturation

Binds with 4 oxygen molecules

Once one binds -- the affinityincreases

Binds at the iron site

AKA oxyhemoglobin

AKA Deoxyhemoglobin

No 02 on board

red in color

Blue in color

Normal: 12 - 18 g/dL

Low: Anemia

High: Polycythemia

Sa02 = % of hb that is carrying 02 in arterial blood

Sv02 - % of hb that is carrying 02 in venous blood

*Not a measure of the actual quantity of hgb

Normal: 75%

Sickle Cell

AKA HbS

Unique shape

Small clots; pain

Brown Blood Color

Normal: >90%; 95-97%