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Health
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calcium phosphate renal calculus
磷酸钙肾石
磷酸钙结晶无定形,且因太小而不能确定其折光性。结石呈颗粒状、灰白色,在碱性尿液中生长迅速,但单纯的罕见,多与草酸钙或磷酸镁铵混合成石。
x线特征:显影清晰,层状纹较明显,有时充填整个肾盂肾盏的腔隙,呈鹿角形。