serosa[se-rÅâ²sÄ] 1. The outermost coat or serous layer of a visceral structure that lies in the body cavities of the abdomen or thorax; it consists of a surface layer of mesothelium reinforced by irregular fibroelastic connective tissue.
In an abdominal migraine, pain is felt in the abdomen rather than the head. Abdominal migraines are rare in adults, but about 4% of all children with migraines experience abdominal migraines. Children who experience abdominal migraines often go on to suffer migraine headaches later in life. Abdominal migraines can cause severe stomach pain, nausea, abdominal cramping, and vomiting. What causes abdominal migraines? No one knows what causes abdominal migraines. One theory is that abdominal migraines are caused by changes in two chemicals, histamine and serotonin. Both of these occur naturally in the body.
Headache, Migraine, and Facial Pain. Migraine and Other Vascular HeadachesâSymptoms and Diagnosis. Migraine: The most common of vascular headaches, migraines are thought to involve abnormal functioning of the brain's blood vessels. Migraines cause severe pain on one or both sides of the head, upset stomach, and, at times, disturbed vision. People often describe migraine pain as pulsing or throbbing in one area of the head. During migraines, people become very sensitive to light and sound. They may also become nauseous and vomit.