Complications of adenocarcinoma of the bronchus include:

• Carcinoid syndrome
• Syndrome of inappropriate ADH secretion
• Bleeding in the lungs
• Airway obstruction
• Pneumonia
• Spread of cancer to other parts of the body

Side effects of radiation therapy include:

• Skin burns
• Confusion (with radiation to the brain)
• Difficulty swallowing
• Fatigue
• Hair loss
• Headaches (with radiation to the brain)
• Nausea and vomiting
• Other cancers
• Rashes and other skin changes (discoloration)
• Unintentional weight loss

Side effects of chemotherapy include:

• Anorexia
• Bone marrow damage
• Constipation and diarrhea
• Hair loss
• Increased risk of infection
• Mouth sores (mucositis)
• Nausea and vomiting
• Weakness or fatigue