This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pediatrics
Mastitis in infants ? 
Select and explain. 
A. Treated with antibiotics, B. More common in boys, C. It is a congenital infection, D. Most common organism is E Coli
A: Treated with antibiotics
Answer: A: Treated with antibiotics 
Explanation: Ans. is 'a' i.e., Treated with antibioticsMastitis (infection of breast tissue) typically occurs in infants after 2 months of age. During the first 2 weeks of life, it occurs with equal frequency in males and females; thereafter, it is more common in girls, with a female:male ratio of approximately 2:1.The majority of cases of neonatal mastitis are caused by Staphylococcus aureus; less common causes include gram-negative enteric organisms (e.g. Escherichia coli, Salmonella), anaerobes, and Group B Streptococcus