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B50N Upper Extremity Veins, Left
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B50N0 High Osmolar
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B50N0Z None
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B50N0ZZPlain Radiography of Left Upper Extremity Veins using High Osmolar Contrast
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B50N1 Low Osmolar
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B50N1Z None
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B50N1ZZPlain Radiography of Left Upper Extremity Veins using Low Osmolar Contrast
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B50NY Other Contrast
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B50NYZ None
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B50NYZZPlain Radiography of Left Upper Extremity Veins using Other Contrast
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