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It refers to a striated or vertically oriented linear pattern seen on imaging, resembling the appearance of corduroy fabric. [1] This sign is most commonly identified on lateral radiographs or magnetic resonance imaging (MRI) of the spine and is an important diagnostic marker for benign conditions such as vertebral hemangiomas.
The polka dot sign is a radiological finding most commonly observed on axial computed tomography (CT) or magnetic resonance imaging (MRI) scans of the spine. [1] It is a hallmark feature of vertebral hemangiomas, a benign vascular tumor of the vertebral body. The sign refers to the appearance of multiple small, dot-like areas of sclerosis or ...
Vertebral hemangiomas are observed throughout any age, although most are diagnosed in people within their 50s alongside a higher presence in females with a 1:1.5 male-to-female ratio. They often present in the vertebral body of the thoracic and lumbar spine with potential to extend into the posterior arch. They can involve a single or multiple ...
Modic changes are pathological changes in the bones of the spine, the vertebrae. These changes are situated in both the body of the vertebrae and in the end plate of the neighboring disc. Clinically, Modic Changes are often associated with constant lower back pain during the day, with peak pain occurring during the night and in the morning ...
Imaging is often the next step when the diagnosis is unclear or there is greater suspicion for a serious condition that may need immediate intervention. Common types of medical imaging include X-rays, computer tomography scan (CT), Magnetic resonance imaging (MRI), myelography, and bone scans. [1] [5] MRI is the imaging of choice for spinal ...
WASHINGTON (Reuters) -The Justice Department late on Wednesday asked a U.S. appeals court to reject an emergency bid by TikTok to temporarily block a law that would require its Chinese parent ...
For those children with spinal cord diseases, lumbar puncture may damage the spinal cord due to possibility of tethered spinal cord syndrome where the spinal cord is located below than the usual spinal termination level. [3] Therefore, lumbar puncture should be done at the lowest position as possible for such cases. However, spinal cord injury ...
By Raphael Satter. WASHINGTON (Reuters) - A senior U.S. official who is among those working to evict alleged Chinese hackers from American telecom companies has a word of advice for his fellow ...