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My dad is ouking and coughing up brown saliva with brown specks.. he says it's blood, but it's not red. He's also had a double lung transplant before.

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Dr. Patrick Connerly
Family Medicine

In brief: Partially oxidized

Blood darkens when it is exposed to air or oxidizes.

In brief: Partially oxidized

Blood darkens when it is exposed to air or oxidizes.
Dr. Patrick Connerly
Dr. Patrick Connerly
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Dr. Aaron Milstone
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