Costochondritis: A Painful Problem. The chest pain associated with fibromyalgia is referred to as costochondritis. It is an inflammation of the cartilage that joins the ribs to the chest bone.It is this inflammation that causes the sharp chest pains inside the chest wall.ostochondritis: A Painful Problem. The chest pain associated with fibromyalgia is referred to as costochondritis. It is an inflammation of the cartilage that joins the ribs to the chest bone.
Rolando's fissure (fissure of Rolando) a groove running obliquely across the superolateral surface of a cerebral hemisphere, separating the frontal lobe from the parietal lobe. Called also central fissure and central sulcus.
The choroid fissure is formed by invagination of the ependyma of the medial wall of the lateral ventricle and ingrowth of vascular tissue that will form the choroid plexus. In the temporal lobe, the fissure is alongside the hippocampus and fimbria, which form its inferior wall.