Answer:
Calcified lesions called Ghon complexes form in the lungs of patients with TB.
Explanation:
Ghon Complex -
It is a lesion seen in lungs , which is due to the disease tuberculosis .
The composition of lesion is a Ghon focus and a pulmonary lymphadenopathy which is present near the pulmonary lymph node .
The Ghon complex persists the viable bacteria and , hence , making them the source of a long - time infection and which can again activate the secondary tuberculosis some time later in the life .