03-08-2009, 05:31 PM
It's impossible to answer that without knowing a lot more about the condition your grandmother is in. Low blood pressure is a symptom of something else going wrong, not a disease in itself, so the cause is much more important than the blood pressure itself. Depending on what the pressure is, what's causing it, and the baseline blood pressure, it can be anything from normal baseline state to an indication of critical, life-threatening illness. Ask your grandmother's doctors about her prognosis, they're the ones who are in the best position to give you a meaningful answer.
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