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Green Blood
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In 2007 battered Canadian surgeons had to go through a real shock. Of the patients, which they began to operate, suddenly started to bleed ... dark green. Like an alien. After a blood test revealed that the patient suffers sulfogemoglobinemiey - This disease occurs when the sulfur atom is attached to hemoglobin, changing its structure. The color of blood is also menyaetsya.
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This disease has evolved from Canadian due to abuse of migraine drugs which includes sulfonamides. The patient is recommended to refrain from taking these tablets and a few weeks later his blood again turns red. As a rule, themselves owners of green blood is not worried.
Source: mirfactov.com/