Lawrenceburg, Kentucky. Lawrenceburg is a home rule-class city in Anderson County, Kentucky, United States. The population was 10,505 at the 2010 census. It is the seat of its county. Lawrenceburg is part of the Frankfort, Kentucky, micropolitan statistical area.
Vacuum phenomenon in the shoulder refers to the presence of intra-articular gas in the shoulder joint.t is a very common occurrence, particularly in external rotation. This can cause circular or linear areas of low signal intensity on GRE MR images of the shoulder obtained with external rotation of the arm and represent small foci of intra-articular gas.
Answer: Hello, thank you for your question. Vacuum phenomenon is a situation where either a spinal disc or a joint degenerates (wears out) and over time, as the cartilage erodes away, some gas bubbles build up in the joint space or inside the disc.It's basically air.It shows up on X-rays as air inside the joint.ello, thank you for your question. Vacuum phenomenon is a situation where either a spinal disc or a joint degenerates (wears out) and over time, as the cartilage erodes away, some gas bubbles build up in the joint space or inside the disc. It's basically air.