This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: C.V.S, Subject name: Medicine
True about subcutaneous nodule in Rheumatic fever- 
Select and explain. 
A. Non tender, B. Most common manifestation, C. Present in extensor surfaces, D. Associated with ahritis
A: Non tender
Answer: A: Non tender 
Explanation: Ref: R Alagappan - Manual of Practical Medicine 4th Edition.pg no:146 Subcutaneous Nodules Non-tender nodules are seen over bony prominences like elbows, shin, occiput, spine in 3-5% of patients and occur 3-6 weeks after onset of rheumatic fever. Patients who have subcutaneous nodules almost always have carditis.