Bone infarction. Presentation of a patient
Keywords:
bone marrow/injuries, artralgia, bone density, magnetic resonance spectroscopyAbstract
Bone infarcts are a rare entity secondary to lack of blood supply, which can lead to cell death of bone marrow without involvement of cortical and has great similarities with osteonecrosis. The interruption of blood flow generates spinal segmental lesions, usually multiples, in the long bones. Bone infarcts usually go unnoticed, since in most cases are asymptomatic, but sometimes can cause joint pain. It is a male patient of 37 years old, smoker who consulted for left knee pain, of mechanical characteristics of 6 months duration without previous injury and no other symptoms. A left knee radiography was performed in which an alteration in bone density was observed without acute bone disease. An On-line Axial Tomography was requested, which showed hyperdense images, serpiginous and sclerotic borders, with involvement of the femoral region metafiso-diaphyseal with conservation of the cortical with benign bone injury, a biopsy was performed of the lesion and resulted a bone infarction. Radiology may show some signs, but the study by excellence is the magnetic resonance, where the internal state of the bone is displayed, valuing the stage where it is and it is the key in evolution control.Downloads
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