The symptoms you describe can be consistent with gallbladder-type pain, and if your doctor suspects this, an abdominal ultrasound can be considered.
Other possibilities that can be considered include various forms of dyspepsia, such as GERD or an ulcer, and can be investigated with an upper GI series or upper endoscopy.
More specialized tests, like blood tests for celiac disease, or
breathBreath alcohol test
Breath holding spell
Breath odor tests to exclude lactose deficiency, can be considered as well.
These options can be discussed with your personal physician.
This answer is not intended as and does not substitute for medical advice - the information presented is for patient education only. Please see your personal physician for further evaluation of your individual case.
Kevin Pho, M.D.
KevinMD.com
Twitter.com/kevinmd