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Tree-in-bud appearance - endobronchial spreading of pulmonary tuberculosis

Case contributed by Mohammad Taghi Niknejad
Diagnosis probable

Presentation

Chronic cough and respiratory distress.

Patient Data

Age: 55 years
Gender: Male

Cavitary lesion with decreased lung parenchymal volume is seen at right upper lobe. Alveolar opacity is noted at lingula segment of left upper lobe. Centrilobular nodules with a linear branching pattern are also seen at both lung parenchyma. 

Case Discussion

Centrilobular nodules with a linear branching pattern are consistent with tree-in-bud appearance in a patient with endobronchial spreading of post-primary tuberculosis.

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