Itching can be diffuse (generalized all over the body) or localized -- all over or confined to a specific spot -- and there are many causes of diffuse and localized itching. Itching symptoms can be associated with. 1  rash,  dry skin,
How are the Sacrum and Coccyx different from the other vertebrae? The sacrum consists of 5 fused sacral vertebrae and the coccyx consists of 4 fused coccygeal vertebrae. They are different because the are not moveable.
Lastly, two epiphyseal plates on each side of the sacrum form the lateral aspect of the bone, including the auricular surface that articulates with the ilium. At birth, the five sacral vertebrae resemble the developing lumbar vertebrae and are separated by intervertebral disks. It is not until the second year of life when the alae begin to form that the sacrum takes on its distinct appearance (1).