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Search form. Causes. The cause or causes of lymphoma are largely a mystery. There may be some genetic predisposition, or it may be caused by an environmental trigger such as pollution. There is not, however, sufficient evidence to provide a definitive answer.
Lymphangitis carcinomatosa is inflammation of the lymph vessels (lymphangitis) caused by a malignancy.owever, in about 20 percent of cases, the inflammation of the lymphatic tubules (lymphangitis) is caused by a tumor that blocks the drainage of the lymph duct. In the lung, this is often caused by a centrally located mass, near the hilum of the lung that blocks lymphatic drainage.