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.
Cracking the neck joint (also called neck popping) or any joint actually leads to release of fluid or gas within the joints. It is an effect of a sudden development of temporary vacuum develops and is filled by gas, which was trapped in the joint fluid. Thus, when you stretch that joint, 'pop' or crack it goes.