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: Skin
Characteristic lesion in scabies 
Select and explain. 
A. Burrows, B. Vesicle, C. Papule, D. Pustule
A: Burrows
Answer: A: Burrows 
Explanation: Ans is 'a' i.e., Burrows Burrow is serpentine (S.shaped), thread like grey brown line which represents the intraepidermal tunnel created by moving female mite in stratum corneum. Burrow is pathognomic sign of scabies. Burrows are very difficult to demonstrate in infants. Also See explanation-3 of session-6 of Skin of All India 2014-15 pattern of this book.