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B50S Pulmonary Veins, Bilateral
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B50S0 High Osmolar
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B50S0Z None
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B50S0ZZPlain Radiography of Bilateral Pulmonary Veins using High Osmolar Contrast
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B50S1 Low Osmolar
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B50S1Z None
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B50S1ZZPlain Radiography of Bilateral Pulmonary Veins using Low Osmolar Contrast
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B50SY Other Contrast
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B50SYZ None
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B50SYZZPlain Radiography of Bilateral Pulmonary Veins using Other Contrast
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