Symptoms	Direction	Location	Causes of diseases
Chest pain	Local organ disease	Cardiovascular diseases	Angina pectoris, myocardial infarction
			aortic dissection
			Pulmonary embolism
			Cardiomyopathy, pericarditis
		Respiratory diseases	Spontaneous pneumothorax, hemothorax, empyema, pneumonia, lung cancer, etc. Pleuritis, pleural neoplasms.
		Mediastinal Diseases	Mediastinitis, mediastinal tumor, hiatal hernia, esophageal carcinoma
		Chest wall disease,	Dermatitis, subcutaneous cellulitis, myositis, etc.
			intercostal neuralgia
			Chest and abdominal wall suppository superficial phlebitis
			Herpes zoster, etc.
			Costal cartilage inflammation, rib fracture, cervical or thoracic diseases, etc.
		Spinal spine	Vertebra disease can lead to precardiac pain, known as “cervical angina”
	Adjacent organ diseases	Abdominal diseases	Reflux esophagitis, etc.
	Adjacent organ diseases	Abdominal diseases	abscess, liver abscess, splenic infarction, liver cancer, etc.
	General diseases		acute leukemia, multiple myeloma, ankylosing spondylitis.
	Mental disorders	Cardiac neurosis	Cardiac neurosis, etc.