Abstract
Generally, non-ventilated segments are not perfused on lung scans (V/Q match). Now we report a very rare case with pulmonary alveolar proteinosis whose scintigraphy shows the decreased ventilation, but well perfused (reverse V/Q mismatch).
MeSH terms
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Humans
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Lung / diagnostic imaging*
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Male
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Middle Aged
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Pulmonary Alveolar Proteinosis / diagnostic imaging*
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Pulmonary Alveolar Proteinosis / physiopathology
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Tomography, Emission-Computed, Single-Photon
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Ventilation-Perfusion Ratio