| Bullet
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Etiology
•Bullets
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Pathogenesis
• Transmission of kinetic energy to tissue; force equals 1/2 the product of mass and velocity squared.
• Injury depends on how much force is applied over how much area to what kind of tissue.
• Energy from the bullet will be spread along its path, not just at the entry point,
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Epidemiology
• Epidemic problem in the U.S. with >30,000 deaths/annum
• Particular problem in children (accidental deaths) and young adults (homicide)
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General Gross Description
•Bullet wounds cause entrance and exit wounds.
•The entrance wound is usually smaller than the exit
wound, and smaller than the caliber of the
bullet.
•Examples:
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General Microscopic Description
•Histologically, the wounds are characterized by
laceration and destruction of tissue and significant
hemorrhage.
•Examples:
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References
• Cotran RS, Kumar V, Robbins SL. Robbins Pathologic Basis of Disease. 5th edition. W.B. Saunders; Philadelphia. 1994. p. 399.
• Pathology, 2nd edition: Rubin E, Farber JL (eds). Philadelphia, J.B. Lippincott, 1994, pp. 318-319.
For Most Current Information Search Medline at National Library of Medicine
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| Bullet
| | Synopsis by: T.V.Rajan, M.D., Ph.D. (T56000E94710)[506]
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