Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is persistent moderate cardiomegaly . Enlargement of the main pulmonary artery is again seen suggesting pulmonary hypertension . The lungs are clear without consolidation , effusion , or edema . No acute osseous abnormalities .
    OUTPUT:
    
Cardiomegaly and enlarged pulmonary artery suggesting pulmonary hypertension . No superimposed acute cardiopulmonary process .