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Fig. 4. 69-year-old woman with bronchial anthracofibrosis who presented with
cough. Sputum acid-fast stain was positive for acid-fast bacilli.
Contrast-enhanced CT scan shows consolidation with fluid-bronchogram in right
middle lobe. Note endobronchial lesion with low attenuation and multiple
calcifications (black arrow). Note multiple nodules and patchy
consolidations in superior segment of right lower lobe (white
arrows), suggesting active tuberculous lesions.