Symptoms
Although some cancers initially have no symptoms, others are diagnosed during an evaluation for any of the following:
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A persistent cough
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Coughing up of blood (hemoptysis)
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Unexplained weight loss or loss of appetite
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Shortness of breath or wheezing
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Fatigue
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Increased mucus secretions or phlegm coughed from the lungs
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Difficulty swallowing
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Pain in the chest, shoulder or arm
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Recurrent pneumonias in the same place
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Bone pain
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Hoarseness
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Headaches, confusion or seizures
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Swelling of the face, neck or upper extremities
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Enlargement of the ends of fingers and toes (digital clubbing)
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High levels of calcium, leading to abnormalities of kidney function and fatigue
