The earliest examples of canopic jars come from the 4th dynasty tomb of Queen Meresankh III at Giza, from the reign of Menkaure. The canopic chests which held the jars were cut from soft stone, or carved from the actual wall or floor of the tomb. However, from the 6th Dynasty, granite examples have been discovered in royal tombs which were sunk into pits in the floor at the southeast foot of the sarcophagus.
1. Bright spots: Kidney stones show up on ultrasound as bright echogenic foci (white spots) within the substance of the kidney. If the stones are larger than 3 or 4 mm there will be a darker area behind the stone representing an acoustical shadow.. Bright spots: Kidney stones show up on ultrasound as bright echogenic foci (white spots) within the substance of the kidney. If the stones are larger than 3 or 4 mm there will be a darker area behind the stone representing an acoustical shadow.
An ultrasound test uses sound waves to create images on a computer screen. A gel is put on the skin of your lower back. A technician then uses a wand called a transducer to press on the skin above your kidneys. This test can help show if a kidney tumor is a fluid-filled sac (cyst) or a solid tumor. A solid tumor is more likely to be cancer.