amyloidosis

American  

[am-uh-loi-doh-sis] / ˌæm ə lɔɪˈdoʊ sɪs /

noun

Pathology.

plural

amyloidoses

1. a deposit of amyloid in tissues or organs.

2. the diseased state resulting from this deposit.

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amyloidosis British  

/ ˌæmɪlɔɪˈdəʊsɪs /

noun

1. pathol the deposition of amyloid in various tissues of the body, as occurs in certain chronic infections

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Etymology

Origin of amyloidosis

First recorded in 1895–1900; amyloid + -osis

Example Sentences

Near the end of his life, Pistono was struggling with a medical condition called AL amyloidosis, which weakened his heart, forcing him to cut back on some of his more-strenuous activities.

From The Wall Street Journal • Oct. 17, 2025

GalNAc conjugate therapies, which attach siRNA molecules to the ligand to deliver therapies inside cells, are already on the market for conditions such as hereditary transthyretin-mediated amyloidosis and atherosclerotic cardiovascular disease.

From Science Daily • Mar. 14, 2024

Mr. Aschengreen had been treated for amyloidosis, a rare disease that can lead to organ failure.

From New York Times • Sep. 15, 2023

Foster was suffering from amyloidosis, a rare disease in which a protein build up causes organ damage.

From BBC • Feb. 21, 2023

No details of his death were released, but Gen. Musharraf was battling a rare internal disease called amyloidosis, in which excess protein builds up in organs and tissue and eventually disrupts heart function.

From Washington Post • Feb. 5, 2023