A 33-year-old man presents to his primary doctor complaining of high fever and chills that lasted for one week. He complained that his chest hurts when he coughs, and the sputum has a greenish tint. During this time, the patient has had an unproductive cough and shortness of breath when he exerts himself. He has a general feeling of malaise and has noticed a decrease in appetite. He has been using an over-the-counter cold medicine for symptom relief, but symptoms return when the medication wears off. The patient has been working outside on a construction job this winter. He is under a lot of stress with the recent move into a new apartment with his pregnant wife.
Physical examination (PE): Patient breathing pattern is rapid and shallow, with some dyspnea during deep breaths. Cough produces green/yellow sputum.
Vital signs: Temperature: 40°C, Pulse: 90/min, Respiratory rate 25/min, Blood pressure: 112/70 mm Hg BMI=20
Laboratory Test
Blood cultures : Positives with Streptococcus pneumoniae.
Chest X-rays: Consolidation of inferior and superior segments of Right Lower Lung and Left Lower Lung
Pulse oximetry: 90% saturation on room air
1. Which laboratory test results strongly support a diagnosis of the disease?
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