Hamman sign

Ham·man sign

(ham'ăn),

a crunching, rasping sound, synchronous with heart beat, heard over the precordium and sometimes at a distance from the chest in mediastinal emphysema.

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Hamman sign

A substernal crepitance, which is typically synchronous with the heartbeat, caused by percolation of air into the mediastinum.

Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.

Hamman sign

Physical exam A crunching sound synchronous with heartbeat, which may be heard in Pts with mediastinal emphysema, pneumopericardium

McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.

Ham·man sign

(ham'ăn sīn)

A crunching, rasping sound, synchronous with heart beat, heard over the precordium and sometimes at a distance from the chest in mediastinal emphysema Also known as Hamman crunch.
Synonym(s): Hamman murmur.

Medical Dictionary for the Health Professions and Nursing © Farlex 2012

Hamman,

Louis, U.S. physician, 1877-1946.

Hamman crunch

Hamman disease - Synonym(s): Hamman syndrome

Hamman murmur - Synonym(s): Hamman sign

Hamman sign - a crunching, rasping sound, synchronous with heartbeat, heard over the precordium and sometimes at a distance from the chest in mediastinal emphysema. Synonym(s): Hamman murmur

Hamman syndrome - spontaneous mediastinal emphysema, resulting from rupture of alveoli. Synonym(s): Hamman disease

Hamman-Rich syndrome - Synonym(s): usual interstitial pneumonia of Liebow

Medical Eponyms © Farlex 2012