This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: C.N.S., Subject name: Medicine
All are true regarding Plummer Vinson syndrome, EXCEPT: 
Select and explain. 
A. Oesophageal web, B. Predisposes to malignancy, C. Koilonchia, D. Common in elderly males
D: Common in elderly males
Answer: D: Common in elderly males 
Explanation: Ans. is 'd' Common in elderly male Plummer Vinson (Paterson Kelly) syndrome is seen in middle aged women*.Syndrome consists ofIron deficiency anemia*Oesophageal web* (Upper esophagus*)Koilonychia* (Spoon shaped nails)Glossitis*Plummer vinson syndrome is a pre-malignant condition for esophageal carcinoma.