This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Pneumonia, Subject name: Medicine
All are X-ray findings of Staphylococcus pneumonia except: 
Select and explain. 
A. Pneumatocoele, B. Hilar lymphadenopathy, C. Empyema, D. Absent air bronchogram
B: Hilar lymphadenopathy
Answer: B: Hilar lymphadenopathy 
Explanation: In S. aureus pneumonia, lobar enlargement with bulging of interlobular fissures can be seen in severe cases. Air bronchograms are not seen Abscess, cavitations (with air-fluid levels) and pneumatoceles are commonly seen and 30-50% of patients develop pleural effusions, half of which are empyemas. Note :- Cavitation and associated pleural effusions are also observed in cases of anaerobic infections, gram-negative infections and tuberculosis.