زبان:انگلیسی

تعداد اسلاید:22

فرمت:pptx

Not a ‘vampire’s’ disease

Some symptoms of porphyrias have lead people to believe that these diseases provide some basis for vampire legends:
Extreme sensitivity to sunlight
Anemia
This idea has been discarded both for scientific reasons:
Porphyrias do not cause a craving for blood.
Drinking blood would not help a victim of porphyria.

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