Does pneumonitis cause chest pain? what are the causes?

Yes, frequently.: Typically, pneumonitis, bronchitis or pneumonia will cause a "pleuritic" type of chest pain. Due to irritation of the pleura, the outer layer of the lungs. Most often a sharp pain, it will get worse with breathing in deeply.

Cp: .It could be cardiac or noncardiac causes. Heart problems-heart attack, coronary artery disease, pericarditis, aortic aneurysm, svc syndrome. Non cardiac causes: esophageal spasm, gerd, gall bladder disease, pneumonia, pleurisy costchondritis etc.