sequestrum

[si-kwes-truhm]

noun

Pathology.

plural

sequestra 

1. a fragment of bone that has become necrotic as a result of disease or injury and has separated from the normal bone structure.

sequestrum

/ sɪˈkwɛstrəm /

noun

1. pathol a detached piece of necrotic bone that often migrates to a wound, abscess, etc See sequester

Other Word Forms

• sequestral adjective

Word History and Origins

Origin of sequestrum¹

1825–35; < New Latin; Medieval Latin: sequestrated property, derivative of Latin sequester; sequester

Word History and Origins

Origin of sequestrum¹

C19: from New Latin, from Latin: something deposited;

Example Sentences

“He had the tibia exposed, and we were concerned he would develop a bone sequestrum. It’s potentially life-threatening. That’s when part of the bone is rejected from the rest of the bone. It’s dying,” Dr. Jorge Sanclemente, an equine surgery resident who helped treat Stormy, tells me.

From Seattle Times

Sequestration also refers to the government seizing the goods of citizens and can even identify the formation of a sequestrum, a detached piece of bone lying within a body cavity caused by necrosis.

From Time

The dead product is present as a slough or sequestrum, when dead soft or hard tissues are detached, entire or in part, from the living; or as a granular detritus contained in a more or less abundant liquid.

From Project Gutenberg

The inflammatory process producing the slough and sequestrum is characterized as a gangrenous inflammation of soft parts or a caries of bone, while the process resulting in the formation of the granular detritus, and which has no necessary connection with putrefactive agencies, is called a softening, from the physical condition of its result.

From Project Gutenberg

Sequestrum, sē-kwes′trum, n. a necrosed section of bone.—n.

From Project Gutenberg

When To Use

What is a sequestrum?

A sequestrum is a fragment of dead bone or other tissue that has separated from healthy tissue as a result of injury or disease.The proper plural of sequestrum is sequestra.Sequestra often end up in a wound or abscess (a collection of pus). The surgical procedure involving the removal of a sequestrum is called a sequestrectomy.Sequestra can occur in many different areas of the body, such as the arms, legs, feet, spine, and hips.Example: The sequestrum is a bone fragment that was apparently chipped during a particularly forceful high-five.