Crew cut appearance on X ray skull is seen in:: (A) Thalassemia, (B) Megaloblastic anemia, (C) Autoimmune hemolytic anemia, (D) Ultrasonography
Answer is A. Ans. A. ThalassemiaCrew cut appearance in thalassemia occurs due to expansion of the marrow on account of extra-medullary hemapoiesis.The widened diploic spaces on X-ray skull lateral view appear as Crew cut or hair on end appearance.