How can a pre-existing non-communicable disease impact a patient's prognosis when they contract a communicable disease?

Answer

It significantly increases the risk of a fatal outcome

Non-communicable diseases, such as diabetes or heart conditions, can impair the body's overall resilience and immune function. Consequently, a person managing such a chronic condition faces a much higher risk of suffering severe or fatal complications when contracting an infectious disease compared to a healthier individual, demonstrating that these disease categories are interconnected.

How can a pre-existing non-communicable disease impact a patient's prognosis when they contract a communicable disease?
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