The alveoli are filled with exudate. The air is displaced, converting the lung into a solid organ. This description suggests-: (A) Chronic bronchitis, (B) Bronchial asthma, (C) Bronchiectasis, (D) Lobar pneumonia
Answer is D. • ‘Bacterial invasion of the lung parenchyma causes the alveoli to be filled with an inflammatory exudate, thus causing consolidation (“solidification”) of the pulmonary tissue’…..Robbins definition of pneumonia