It arises from aspiration of organisms from the oropharynx .
Another form of actinomycosis is thoracic disease , which is often misdiagnosed as a neoplasm , as it forms a mass that extends to the chest wall .
form arises from aspiration of organisms from the oropharynx .
Another form of actinomycosis is thoracic disease , which is often misdiagnosed as a neoplasm , as it forms a mass that extends to the chest wall .