An occluded front is formed when a cold front overtakes a warm front. and usually form around mature low-pressure areas. The cold and warm fronts curve naturally poleward into the point of occlusion, which is also known as the triple point.
Myelogram. A myelogram is an x ray exam of the spinal cord, nerves and other tissues within the spinal cord that are highlighted by injected contrast dye.Mentioned in: Spinal Cord Tumors, Transverse Myelitis.yelogram. A myelogram is an x ray exam of the spinal cord, nerves and other tissues within the spinal cord that are highlighted by injected contrast dye. Mentioned in: Spinal Cord Tumors, Transverse Myelitis.
Myelogram. This is a procedure where a contrast agent is injected into the sac containing the nerve roots. After the contrast, or dye, is injected, X-ray pictures or a CT scan are then obtained.The contrast outlines the nerve roots, the bones and the discs.It shows where a nerve might be pinched..This remains the gold-standard, or the best test, for disc disease.fter the contrast, or dye, is injected, X-ray pictures or a CT scan are then obtained. The contrast outlines the nerve roots, the bones and the discs. It shows where a nerve might be pinched.. This remains the gold-standard, or the best test, for disc disease.