Which of the following is wrong statements:: (A) Koilonychia in Vit B12 deficiency, (B) Oncholysis in Psoriasis, (C) Mees lines in Arsenic poisoning, (D) Pterygium of nailis in Lichen Planus
Answer is A. Ans: A i.e. Koilonychia in Vit B12 deficiency. Koilonychia (Spoon nail) The nail is concave with raised edges. Seen in Iron Deficiency Anemia,Hypothyroidism,Lichen Planus.