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...
1 Access to the torch has been closed since 1916. 2  Total weight of the Statue of Liberty is 225 tons (or 450,000 pounds). 3  There are 154 steps from the pedestal to the head of the Statue of Liberty.  A tablet held in her left hand measures 23 feet, 7 inches tall and 13 feet 7 inches wide.