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: Biochemistry
Which of the following special stains can be used for the diagnosis of rhabdomyosarcoma? 
Select and explain. 
A. Desmin, B. Cytokeratin, C. Myeloperoxidase, D. Synaptophysin
A: Desmin
Answer: A: Desmin 
Explanation: Desmin is seen in leiomyoma and rhabdomyosarcoma.