What may be causing a fluttery spasm on upper stomach area about the size of quarter?

* Gas: Gas can cause a fluttering sensation in the upper stomach area. This is often accompanied by bloating, burping, and flatulence.

* Acid reflux: Acid reflux occurs when stomach acid backs up into the esophagus. This can cause a burning sensation in the chest, as well as a fluttering sensation in the upper stomach area.

* Muscle spasm: A muscle spasm in the upper stomach area can cause a fluttering sensation. This can be caused by a variety of factors, such as stress, anxiety, or dehydration.

* Hiatal hernia: A hiatal hernia occurs when part of the stomach protrudes through an opening in the diaphragm. This can cause a fluttering sensation in the upper stomach area, as well as heartburn and difficulty swallowing.

* Peptic ulcer: A peptic ulcer is a sore in the lining of the stomach or small intestine. This can cause a burning or aching sensation in the upper stomach area, as well as a fluttering sensation.

* Gastroparesis: Gastroparesis is a condition in which the stomach takes too long to empty its contents. This can cause a variety of symptoms, including a fluttering sensation in the upper stomach area, nausea, vomiting, and bloating.

* Pancreatitis: Pancreatitis is a condition in which the pancreas becomes inflamed. This can cause a variety of symptoms, including a fluttering sensation in the upper stomach area, nausea, vomiting, and abdominal pain.

If you are experiencing a fluttering sensation in the upper stomach area, it is important to see a doctor to rule out any underlying medical conditions.