nodular opacity

nod·u·lar o·pac·i·ty

a solitary, round, circumscribed shadow found in the lung on chest radiograph; causes include granuloma, primary or metastatic carcinoma, benign tumor, vascular malformation.
References in periodicals archive ?
Physical examination detected diffuse rales, and chest radiographs showed a diffuse nodular opacity and bronchial thickening, confirmed by high-resolution computed tomography (CT) of the chest (Figure, panel A).
Chest X-ray showed nodular opacity in left upper zone likely to be an old solidified granuloma and the rest of lung fields were clear but blunting of left cardiophrenic angle was noted which later showed on ultrasonography to be pleural thickening.
A nodular opacity was detected anteriorly on the lateral view.

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