Reflux gastroesophagitis itself can lead to acid regurgitation, heartburn and post sternal discomfort, which is easily confused with myocardial infarction and needs further identification. In addition, HIV can also lead to digestive system symptoms, aggravating the gastrointestinal symptoms of reflux gastroesophagitis, which leads to the symptoms you mentioned. Therefore, it is necessary to make an appointment for ECG examination to preliminarily exclude heart related diseases.