Master Of Medicine

Hypoxic Hypoxia

Due to inadequate PO2 in blood.

Anemic Hypoxia

• Due to quantitative or qualitative deficiency of Hb.
• Eg: Severe anemia, CO poisoning.

Stagnant/circulatory hypoxia.

• Due to circulatory failure.
• PO2 is normal

Histotoxic Hypoxia

• PO2 is normal.
• Due to failure of cellular metaboloc processes
• Eg: Cyanide poisoning inhibiting cytochrome oxidase.