Final answer:
John's symptoms of cough and congestion are being evaluated by a physician with further tests. These tests will help determine the cause of his symptoms.
Step-by-step explanation:
John is a 24-year-old who presents to Urgent Care with a 2-week history of cough and congestion. His symptoms started as a normal cold and have persisted. The physician listened to John's breathing and ordered further tests, including a chest radiography and collected blood, urine, and sputum samples. These tests are necessary to help diagnose the cause of his symptoms.