This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Immunity, Subject name: Pathology
Anti-Ro antibody is found in? 
Select and explain. 
A. SLE, B. Scleroderma, C. MCTD, D. Neonatal lupus
D: Neonatal lupus
Answer: D: Neonatal lupus 
Explanation: Ans. is 'd' i.e., Neonatal lupus * Anti SS-A (Ro) and anti SS-B (La) antibodies are the serological marker of Sjogren syndrome.* They are also found in neonated lupus.