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Metatarsal Bone - Crossref

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Last Updated: 23 April 2022

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Insulin-Like Growth Factor 1 and Parathyroid Hormone Effects on the Growth of Fetal Rat Metatarsal Bones Cultured in Serum-Free Medium

PTH and IGF-1's individual and combined effect on fetal long bone metabolism was sought by this research. Metatarsal bones were dissected from Sprague-Dawley rat fetuses collected on the 19th day of gestation and then grown in serum-free MEMs. The length of PI therapy varied between those tested with IGF-1 and PTH alone. On the other hand, IGF-1 but not PTH contributed to a significant rise in 35S incorporation as an indicator of sulfated proteoglycan synthesis in cartilage. Nonetheless, both IGF-1 and PTH increased osteoblastic activity as shown by increased alkaline phosphatase activity in treated bones. In summary, IGF-1 had the most effect on bone length and bone width increase, as well as stimulating both chondrogenesis and osteogenesis. Pretreatment with IGF-1 followed by PTH had PTH effects that were intermediate between the groups treated with IGF-1 and PTH alone.

Source link: https://doi.org/10.1159/000244257


Acute, isolated fractures of the metatarsal bones: an epidemiologic study

The aim of the research was to investigate the epidemiology of isolated metatarsal fractures in an adult population at a level-one trauma center. Patients with acute isolated metatarsal fractures over the age of 18 years were all patients with acute isolated metatarsal fractures in two planes available. The fifth metatarsal bone was most affected by fractures, mainly at the fifth metatarsal bone, and with increasing age, there was a seasonal high during the summer. Patients with multiple metatarsal fractures were significantly older, and the injury occurred significantly more often during a high-energy trauma. Multiple metatarsal fractures occurred evenly throughout all metatarsals, but no seasonal variations existed, but there was a focus on female populations with no seasonal variations. Conclusions Single metatarsal fractures most occurred at the fifth metatarsal bone and revealed a pattern of gender and age dependence. Multiple metatarsal fractures were homogeneously distributed among the various metatarsals with distinct age-dependent gender differences.

Source link: https://doi.org/10.1007/s00402-022-04396-3


Conservative Treatment of the Fifth Metatarsal Bone Fractures in Professional Football Players Using Platelet-Rich Plasma

In most cases, injuries of the metatarsal bones in football are relatively uncommon, and in most cases, they are localized in the fifth metatarsal. According to Lawrence and Botte's classification, there are three zones of localization: according to Lawrence and Botte's classification: the treatment strategies vary depending on the localization of the fracture: three zones of localization are distinct. This paper discusses seven cases of the fifth metatarsal bone fractures in professional football players who were treated with an immobilization boot, cryotherapy, nutritional supplements of calcium and vitamin D, and local injections of platelet-rich plasma, which contain numerous growth factors.

Source link: https://doi.org/10.1177/19386400211017368


Common lesions of the distal end of the third metacarpal/metatarsal bone in racehorse catastrophic breakdown injuries

Equine's catastrophic skeletal breakdown injury is a significant issue in the racing industry, considering the impacts on equine and human wellbeing. However, lesions involving articular cartilage, subchondral bone, and synovium are common within the contralateral limb's fetlock; therefore, it is vital that lesions in both limbs be assessed and documented during postmortem examination. During high-speed workout, bonee and articular cartilage changes occur in typical locations, owing to cyclic fetlock load and overextension. Preexisting degenerative fetlock lesions and catastrophic injury are among the possible causes of continuing study.

Source link: https://doi.org/10.1177/1040638717717948


Circulatory Disturbance of the First Metatarsal Head after Chevron Osteotomy as Shown by Bone Scintigraphy

When the osteotomy is combined with adductor tenotomy, an elevated risk of up to 40% of avascular necrosis diagnosed radiographically has been identified. In this prospective research, 38 consecutive patients were randomized to either Chevron osteotomy alone or Chevron osteotomy with adductor tenotomy. One defect was discovered in a patient treated with Chevron osteotomy and adductor tenotomy, and another was discovered in a patient operated with Chevron osteotomy and adductor tenotomy. Chevron osteotomy is therefore a safe treatment of hallux valgus that can be combined with adductor tenotomy without increasing the risk for circulatory disruption.

Source link: https://doi.org/10.1177/107110079201300305

* Please keep in mind that all text is summarized by machine, we do not bear any responsibility, and you should always check original source before taking any actions

* Please keep in mind that all text is summarized by machine, we do not bear any responsibility, and you should always check original source before taking any actions