Hidden pain in the upper part of the right chest without pain on pressure may be an adverse symptom caused by pneumothorax, with pleurisy, tuberculosis and other diseases will also appear this kind of discomfort, it is recommended to consult a doctor for examination in a timely manner. 1. Pneumothorax: Pneumothorax may lead to vague pain in the upper right chest, usually affecting normal breathing, dyspnea will occur, some patients will have an irritating cough, and severe respiratory failure may be triggered. 2. Pleurisy: pleurisy may cause vague pain in the upper right chest without pain on pressure, deep breathing or violent coughing, the pain will be more obvious, the patient may experience chest tightness, shortness of breath and other undesirable symptoms, and even cause dyspnea, part of the patient will have a fever. 3. Tuberculosis: Tuberculosis will also appear this kind of discomfort, patients usually appear persistent cough, cough sputum and other symptoms, may cause hemoptysis, accompanied by varying degrees of fever, but also lead to body weakness. This kind of discomfort requires prompt medical attention, through the examination to confirm the cause of the disease, according to the doctor’s advice, choose the appropriate treatment to avoid further development of the disease.