Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Moderate cardiomegaly is again seen . The lungs are clear without focal consolidation or large pleural effusion . H - shaped vertebra and sclerosis the humeral heads suggesting avascular necrosis are compatible with patient 's history of sickle cell disease .
    OUTPUT:
    
Cardiomegaly . No focal consolidation .