HOME | Synapses | Rapid Anesthesia ScanHaemoglobin Types
Haemoglobin has 4 globin chains.
The composition determines the type of haemoglobin.
| HbA | ALPHA 2 | BETA 2 |
| HbA2 | ALPHA 2 | DELTA 2 |
| HbF (fetal) | ALPHA 2 | GAMMA 2 |
HbA2 = about 2% of adult = "2 is a Double " = DELTA
HbF = "Fetus is Growing" = GAMMA
Submitted by: Hemantha Rajapakse
Reference: Steve Yentis et al. Anaesthesia & Intensive Care A - Z, II Edition. Oxford, Butterworth-Heinemann Ltd, 2000, 242.