Article (Transfusion -- March 8, 2012): The United States Trypanosoma cruzi Infection Study: Evidence for Vector-borne Transmission of the Parasite That Causes Chagas Disease Among United States Blood Donors.
The ALS Association says the average lifespan of someone diagnosed with the condition is between two and five years. More than 50 percent make it past year three. Twenty percent make it past year five. From there, the number plummets. Less than 5 percent make it past two decades.
After a diagnosis of Alzheimerâs disease, a person lives from three to 20 years. Many factors influence how long he will live. Knowing the life expectancy of someone with Alzhemer's is valuable information for helping him and his family. Quality of life is key.