In many instances, a CT scan of the spine is performed immediately after a myelogram, while the contrast material is still in the spinal canal. This helps outline internal structures more clearly. A myelogram takes approximately 30 to 60 minutes. A CT scan adds about another hour to the examination.
How much does the statue at the Lincoln Memorial weigh? ChaCha Answer: The Lincoln Memorial weighs 38,000 tons or 76,000,000 pound an...
The horn size depend on the age and gender of the animal. An average fully mature male's horns will weigh about 30 pounds and about 30 inches long. Females will have shorter h â¦ orns than the male. 3 people found this useful.