Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Diffuse bilateral reticular opacities are again demonstrated . There is no focal consolidation . The hila and central pulmonary arteries are prominent . The heart is mildly enlarged . Mediastinal structures are stable . The bony thorax is grossly intact .
    OUTPUT:
    
Redemonstration of diffuse bilateral reticular opacities which could be better evaluated by high - resolution CT . No acute focal abnormality . Enlargement of the pulmonary hila . The appearance is concerning for pulmonary arterial hypertension . Cardiomegaly .