Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest . Low inspiratory effort seen particularly on the frontal view with secondary crowding of the bronchovascular markings . The lungs however are clear of consolidation , effusion or pulmonary vascular congestion . The cardiomediastinal silhouette is within normal limits . No acute osseous abnormality identified . VP shunt catheter seen tracking along the anterior chest wall and neck .
    OUTPUT:
    
No acute cardiopulmonary process .