Generally, it is nearly impossible to predict one's life expectancy. This is one of the challenges of the field of hospice medicine. Although, there are tools by which clinicians can predict potential life expectancy of a terminally ill person, there are no exact rules and predictions are often wide of the target.
One of the most critical tools that are used in hospice to determine eligibility of a patient to enroll or remain on hospice is the functional status. There are several scales available to assess and classify patient's functional status, discussed elsewhere on this website.
Some of the common conditions with relatively sell studied prognostic tools are listed in this section.
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