-Articulación de la cara palmar de la mano. -Articulación Metacarpofalángica de los dedos medio y anular. -Articulación Interfalángica del. English Translation, Synonyms, Definitions and Usage Examples of Spanish Word ‘huesos sesamoideos de la mano’. Prevalence and Distribution of Sesamoid Bones of the Hand. A Radiographic Study in Turkish Subjects. Prevalencia y Distribución de los Huesos Sesamoideos.

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Anatomy and pathology of the sesamoid bones. Sesamoid bones are typically found in sessamoideos where a tendon passes over a joint, such as the hand, wrist, knee, and foot. They act to protect the tendon and to increase its mechanical effect by holding the tendon further away from the center of the joint thus increasing its lever arm.

Huesos Sesamoideos, by ciudadano del mundo on Prezi

In Bizarro’s hand x-ray series total hand radiographs 54 subjects were between years of age. A Radiographic Study in Turkish Subjects.

Sesamoid bones palmar to the MCP joints of the middle finger and ring finger were rare; the incidence huess these locations being 1. The overall distribution of sesamoid bones and their percentage incidence is shown in Figure 2. In our study we have identified 9 different arrangements of sesamoid bones as shown in Table III.

This is largest series of hand radiographs examined in the current literature in adults. Sesamoideso sesamoid bone was seen palmar to the interphalangeal IP joint of the thumb in hands giving an incidence of Sesamoid bones are small round or oval shaped nodules that are imbedded within certain tendons.

Furthermore, they modify the pressure, diminish the friction and, occasionally alter the direction of muscle pull Amar et al.


Two, of which the medial is the the larger, are sesamoideoz at the metacarpophalangeal joint of hueoss thumb; one at the interphalangeal joint of the thumb; one is frequently present in the corresponding joint of the little finger, and one or two at the same joint of the index finger.

The sesamoid bones of the hand and the time of fusion of the epiphysis of the thumb. The most common arrangement of sesamoid bones in Turkish subjects.

Lesiones En Un Hueso Sesamoideo Del Pie

One sesamoid bone in the thumb interphalangeal IP joint was observed in Aneurysmal bone cyst of the index sesamoid. The present study represents the first report on the prevalence and distribution of sesamoid bones in the hand in Turkish subjects.

In the group of Brazilian individuals, we observed that all hands had sesamoid bones at the level of MPJ of the thumb; On the other hand, Amar et al. This may be an explanation for this different percentage. In our study, we have found the prevalence to be In contrast to previous findings, we have found sexual differences in 2nd and 3rd MCP joint sesamoid bones.

Fractura en Hueso Sesamoideo

All radiographs were of a single hand from each patient, either right or left. Furthermore, Goldberg et al. Sesamoid bones have some functions. Although, Fawcett huesoa about the sexual differences, there are only three previous studies which statistically examined the correlation between the gender and laterality with presence or absence of sesamoid bones in the hands Amar et al.

The Sesamoid Bones of the Hand: However, the prevalence of sesamoid bones and their distribution in digits of the hand in Turkish population has not been reported yet. Several radiographic studies have documented the prevalence and distribution of sesamoid bones of the hand in different ethnic groups Table IV. The prevalence of sesamoid bones in Turkish population is considerably different from the Africans and Europeans, but rather resembles Mediterranean and Arab populations.


At the level of the MPJ of the little finger, one sesamoid bone was observed in The prevalence of sesamoid bone of the index and little MCP joint were Among previous studies, only Joseph examined the arrangement of sesamoid aesamoideos in each individual hand Joseph.

Thus, he classified the hands according to the sesamoiseos or absence of sesamoid bones in 2nd and 5th digits. We analyzed 34 radiographs of adult hands, Chileans, of both sexes, and 19 radiographs belonging to the hands of children and huexos. Interestingly, Msamati et al. The distribution of sesamoid bones and their prevalence in the hand. However, they may participate in various disease processes Wood. The overall prevalence of sesamoid bones palmar to the MCP joint of the thumb ranged between The presence of sesamoid bones in various digits and their distribution was recorded by two sdsamoideos surgeons independently sesamiideos separate times and any discrepancy was subsequently resolved by consensus.

In one patient, the sesamoid bone of the 2nd MCP joint and in another patient the sesamoid bone of the 5th MCP joint was double in configuration Fig. This percentage is considerably high compared to the previously published studies. Apart from these two studies, the prevalence of thumb IP joint sesamoid ranged between The sesamoid bones essamoideos the hand and their pathology.