Saber shin is a malformation of the
tibia
The tibia (; ), also known as the shinbone or shankbone, is the larger, stronger, and anterior (frontal) of the two bones in the leg below the knee in vertebrates (the other being the fibula, behind and to the outside of the tibia); it connects ...
. It presents as a sharp
anterior
Standard anatomical terms of location are used to unambiguously describe the anatomy of animals, including humans. The terms, typically derived from Latin or Greek roots, describe something in its standard anatomical position. This position prov ...
bowing, or convexity, of the tibia.
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Causes
Periosteal reaction along the shaft of the tibia.
It can result from congenital
syphilis
Syphilis () is a sexually transmitted infection caused by the bacterium ''Treponema pallidum'' subspecies ''pallidum''. The signs and symptoms of syphilis vary depending in which of the four stages it presents (primary, secondary, latent, an ...
,
yaws
Yaws is a tropical infection of the skin, bones, and joints caused by the spirochete bacterium ''Treponema pallidum pertenue''. The disease begins with a round, hard swelling of the skin, in diameter. The center may break open and form an ulce ...
,
Paget's disease of bone,
vitamin D deficiency or
Weismann-Netter–Stuhl syndrome
Weismann-Netter–Stuhl syndrome, also known as Weismann-Netter syndrome or tibioperoneal diaphyseal toxopachyosteosis, is a rare disorder characterized by bowing of the lower legs and an abnormal thickening of thinner bone in the leg.
The main s ...
. It can be due to
osteomalacia.
Prognosis
The bone looks like a boomerang from an early age.
Etymology
Saber refers to the tibia's resemblance to the curve of a
saber sword.
See also
*
Saddle nose
*
List of cutaneous conditions
Many skin conditions affect the human integumentary system—the organ system covering the entire surface of the body and composed of skin, hair, nails, and related muscle and glands. The major function of this system is as a barrier against t ...
*
Rickets
References
Bibliography
* Mosby's Medical, Nursing, & Allied Health Dictionary. Edition 5, 1998 p7B49.
Musculoskeletal disorders
Bacterium-related cutaneous conditions
Syphilis
{{Cutaneous-infection-stub