This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Miscellaneous, Subject name: Skin
A patient comes to you after visiting the hair dresser. What will you do to confirm the diagnosis: 
Select and explain. 
A. VDRL, B. Allergy Test, C. S IgE, D. Patch Test
D: Patch Test
Answer: D: Patch Test 
Explanation: Ans. D. Patch TestPatient is having swelling of face most probably due to allergy to some cosmetic product. Patch test will identify the cause of allergic reaction.