نتایج جستجو برای: lumbar vertebra
تعداد نتایج: 40787 فیلتر نتایج به سال:
An ascending lumbar vein passing through a foramen on the right pedicle of the third lumbar vertebra unilaterally, which was diagnosed incidentally during virtual CT colonoscopy of a patient with a rectal tumor, is described. Recognition of this anatomic variation is important to avoid diagnostic misinterpretations and transpedicular interventions such as percutaneous vertebroplasty or surgical...
BACKGROUND We present a report of a blunt-trauma patient who developed an atypical extrapleural hematoma with hemodynamic instability following a dislocation fracture of the first lumbar vertebra. We successfully treated her with arterial embolization (AE) of the lumbar and intercostal arteries. CASE REPORT The patient, a 74-year-old woman, was injured in a traffic accident. At the scene of t...
OBJECTIVE To evaluate the influence of pilot hole tapping on pullout resistance and insertion torque of pedicle screws with a conical core. METHODS Mechanical tests using a universal testing machine were performed on pedicle screws with a conical core that were inserted into pedicles in the fifth lumbar vertebra of calves. The insertion torque was measured using a torque meter with a capacity...
Background: Osteoporosis is the most common metabolic disease of the bone in the world, and has hit about 200 million people around the world and it increases the risk of fractures. More than 5 million osteoporotic fractures occur annually in the world. Bone mineral density is the standard method of diagnosis of this disease. In this method, proximal of femur (neck) and lumbar vertebra bones (L...
A 74-year-old man with high blood pressure, dyslipidemia, and diabetes, who had been evaluated in our unit 13 months earlier for atrial fibrillation, underwent cardioversion with no apparent structural heart disease. One month later he was diagnosed with T4N3M0-stage adenocarcinoma of the lung and received chemotherapy and radiation therapy. In February 2011, the patient was hospitalized for in...
Methods Asymptomatic subjects were randomized to an experimental group (n=20) that received lumbar spine massage or a control group (n=18) that did not receive massage but read quietly. To standardize massage application in experimental subjects, a mechanical device was used with application pressure determined by the subject’s comfort level. Spinal stiffness was measured at the third lumbar ve...
OBJECTIVE To establish normative data for spinal canal AP diameter from cervical vertebra to sacrum in the Korean young and to assess the exposed spinal canal after laminectomy which was related with restenosis by post-laminectomy membrane formation. METHODS From PET/CT, axial bone-window CT of 83 young adults (20-29 years) were obtained, and we measured AP diameters of C3, C5, C7, T1, T4, T8...
Evaluation of the Cortical Bone Thickness in Lumbar Vertebra Using Ct and Rp Experimental Techniques
The main objective of this paper was to assess the cortical bone thickness of human lumbar vertebra, through Computed Tomography (CT) images by using radiology reading software (iQ-VIEW), image processing software (ScanIP) and the rapid prototyping (RP) experimental methodology. The study here presented focus sixteen postmenopausal patients from the North of Portugal, with age between 50 and 85...
Lumbosacral transitional vertebrae (LSTV) are common congenital anomalies of the human spine. In LSTV, either the fifth lumbar vertebra may show assimilation to the sacrum (sacralisation), or the first sacral vertebra may show transition to a lumbar configuration (lumbarisation). Although the condition has an incidence of over 12% in the general population, knowledge about the exact clinical im...
We report a case of 56-year-old patient suffering from myxopapillary ependymoma of filum terminale at the level of the fifth lumbar vertebra. The patient presented with progressive complaints of permanent pain in the anal and sacral region with duration of 8 months. When sneezing or attempting to do brisk movements, the pain irradiated to the posterior surface of the right thigh. Vertebral synd...
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