Structural problems

Bochdalek Hernia features

usually on the left, 90% of all diaphragmatic hernia

baby

back

big

bowel

bad

Morgagni hernia features

usually on the right

anterior

small

usually only omental fat

most common supernumery pulmonary vein

right middle pulmonary vein

what is pig’s bronchus?

tracheal origin of right upper lobe bronchus

what is the possible clinical consequence of a common ostia of pulmonary vein

accidental ligation during lobectomy

differentials for unilateral hyperlucent chest

Technical Issues

• pt rotation

External abnormality

• Poland Syndrome

• Surgical excision of pec major

Contralateral hyperdensity

• supine pleural effusion

• unilateral lung fibrosis(transplant)

Ipsilateral hypoperfusion/hyperinflation

• PE

• Swyer James

• Congenital lobar overinflation

• FB

• Emphysema

What are the association of pulmonary AVM

Hereditary Hemorrhagic Telangiectasia(HHT)

Osler Weber Rendu Syndrome

What are the clinical implications of pulmonary AVM?

right to left shunt(stroke/brain abscess)

Bronchial atresia radiological findings

mucus impaction and hyperinflated lung

persistent left SVC

drains into coronary sinus

rarely directly into the left atrium(right to left shunt)

PAPVR association

ASD

Scimitar Syndrome

unilateral pulmonary hypoplasia

Scimitar sign- inferior pulmonary vein draining into IVC

Most common PAPVR

Right superior PV draining into SCV

Proximal interruption of the pulmonary artery

contralateral side to aortic arch

associated with PDA/TOF/truncus

ipsilateral hemithorax volume loss