A 10-year-old child has had a sunken chest since birth,but has recently been noted to have activity intolerance when playing.Which diagnostic testing does the nurse teach the child and parents about? (Select all that apply.)

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This child has signs and symptoms of pectus excavatum,which manifests with a sunken chest.If the cardiac or respiratory systems are involved,the child will show exercise intolerance (changes in vital signs,changes on ECG,complaints of chest pain or shortness of breath with activity).Common diagnostic measures for this disorder include chest x-ray,chromosomal analysis or enzyme studies,ECG and/or echocardiogram,pulmonary function studies,and a stress test.Ultrasound is not used.

A 10-Year-Old Child Has Had a Sunken Chest Since Birth,but