The hilum can also present certain surgical challenges. High pressures in these vessels are often caused by heart failure or chronic pulmonary obstructive disorder (COPD). Increased pressure in your pulmonary vessels ( pulmonary hypertension) can impair proper blood flow and oxygenation. Pulmonary artery or venous hypertension.Lymphadenopathy is when your lymph nodes in the hilum become larger due to inflammation, infection, cancer, or other conditions. There are a number of bacterial or fungal infections can affect the hilum. Tuberculosis is a common cause of hilar asymmetry. Asymmetrical hila is when the hila are not the same size or shape. Lung cancers or lymphomas can cause tumors or masses to form in the hilar tissue. Sarcoidosis is an inflammatory condition that causes atypical cells to form in various organs, like the hilar tissue in your lung. Some common disorders that affect the hilum include: This can impair your body’s ability to oxygenate your blood. Masses or obstructions in the hilum can place pressure on the vital vessels and nerves to your lungs. Masses caused by conditions like cancer can be particularly concerning. The hilum is as susceptible to disease as any other tissue in your body. What conditions can affect the hilum of the lung?
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