xiphodynia xiphodynia 'xiphodynia or xiphoidalgia’ is thought to be a rare musculoskeletal syndrome that involves referred pain referred from the xiphisternal joint or the structures attached to the xiphoid process. digital examination of the xiphoid process reproduces symptoms. xiphodynia is in fact a relatively common condition which will be missed unless considered in the differentials list. it is caused by inflammation of the junction between the sternum and xiphoid process. xiphodyniaother namesxiphoidalgiaposition of the xiphoid process (shown in red).symptomspain, tenderness, and discomfort in upper abdomen, chest, and throat.diagnostic methodbased on symptoms after ruling out other possible causes, and palpation of the xiphoid area signs and symptoms signs and symptoms of xiphodynia include: cardiac chest pain abdominal pain nausea, vomiting, and diarrhoea radiating pain into the back, neck, shoulders, arms and chest wall