triad (redirected from triadic)

triad /tri·ad/ (tri´ad)

1. any trivalent element.

2. a group of three associated entities or objects.

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Beck's triad  rising venous pressure, falling arterial pressure, and small quiet heart; characteristic of cardiac compression.

Currarino's triad  a complex of congenital anomalies in the anococcygeal region, in varying combinations and degrees, with scimitar sacrum; presacral anterior meningocele, teratoma or cyst; and rectal malformations.

Hutchinson's triad  diffuse interstitial keratitis, labyrinthine disease, and Hutchinson's teeth, seen in congenital syphilis.

Saint's triad  hiatus hernia, colonic diverticula, and cholelithiasis.

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tri·ad (trd, -d)

n.

1. A collection of three things or symptoms having something in common.

2. The transverse tubule, and the terminal cisternae on each side of it, in a skeletal muscle fiber.

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triad

[trī′əd]

Etymology: Gk, trias, three

a combination of three, such as two parents and a child.

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triad [tri´ad]

1. an element with a valence of three.

2. a group of three similar bodies, or a complex composed of three items or units.

acute compression triad Beck's triad.

Andersen's triad Andersen's syndrome.

Beck's triad rising venous pressure, falling arterial pressure, and small quiet heart; characteristic of cardiac compression; called also acute compression triad.

Cushing's triad decreased pulse, increased blood pressure, and a widening pulse pressure associated with increased intracranial pressure; it is a late clinical sign and may indicate brainstem herniation.

Hutchinson's triad diffuse interstitial keratitis, labyrinthine disease, and Hutchinson's teeth, seen in congenital syphilis.

Saint's triad hiatus hernia, colonic diverticula, and cholelithiasis.

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triad

1. an element with a valence of three.

2. a group of three similar bodies, or a complex composed of three items or units.

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t's of the tarsus

the various combinations of (usually three) injuries that occur in trauma to the hock joint, based first on injury to the central tarsal bone.

Virchow's triad

see virchow's triad.

Whipple's triad

see whipple's triad.

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triad

A trilogy of clinical or pathologic findings, first described as typical for
a particular disease, which often prove to be nonspecific. See Asthma triad, Autonomic triad, Behçet's triad, Carney's triad, Christian's triad, Charcot's triad, Epidemiologic triad, Female athlete triad, Hemochromatosis triad, Lennox's triad, Negative triad, Petit's triad, Renal cell carcinoma triad, Saint's triad, Somatostatinoma triad, Toxoplasmosis triad, Trotter's triad, Virchow's triad, Waterhouse-Friderichsen triad, Whipple's triad, Wilson's triad.