Bula enfisema

neumomediuastino

LUL pneumonia with volume lossNote the difference when there are only two lobes

Loss of heart borders/silhouetting Note anterior displacement of fissure on lateral

view Dx: pneumococcal pneumonia; Incomplete collapse

raises question of space-occupying abnormality such as pneumonia vs. incomplete atelectasis

enfisema

Flattening of diaphragms/increased lung volumes Enlarged left pulmonary artery

Attenuation of vessels Diffuse hyperlucency

No lung markings above pneumo thin line of pleural surface parallel to chest wall

Neumotorax apical izq

Pulmonary artery enlargement and cardiomegaly fron pulmonary arteryLarge pulmonary arteries and pruning

Large heart Median sternotomy

Differential diagnosis includes atrial septal defect