Many factors: Viral infection (influenza, mumps) lung infections from bacteria (eg, tuberculosis ) or parasites (eg, amebiasis) lupus asbestosis pancreatitis rheumatoid arthritis cancer metastases liver and kidney disease (chronic) sickle cell disease inflammatory bowel disease after a heart attack . Heart failure pulmonary embolism chest injury drug reaction (nitrofurantoin).
Answered 3/26/2013
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A doctor has provided 1 answer
A doctor has provided 1 answer
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