1.4 Chemical Determination. Proteins are complex, organic compounds composed of many amino acids linked together through peptide bonds and cross-linked between chains by sulfhydryl bonds, hydrogen bonds and van der Waals forces.
Common causes of pleurisy include trauma, postcardiac injury, infection (i.e., viral, bacterial, or parasitic), respiratory illness, caustic exposure (i.e., drug-induced), autoimmune disease, and malignancy (TABLE 1).
Other causes of pleurisy include fractured ribs, chest wall trauma, pancreatic inflammation and parasitic infections, according to Healthline. In addition to chest pain, sufferers may experience headaches, shoulder pain and shallow breathing.