<prompt> Chicken-wire appearance of enlarged bone marrow spaces is seen in:Fetal alcohol syndromeSickle cell anaemiaHaemophilia ABeta thalassemia major  <response>: In the jaws in beta thalassemia, there is generalized rarefraction of alveolar bone, thinning of cortical bone, and a chicken-wire appearance of enlarged marrow spaces and coarse trabeculation. In some cases, the lamina dura may be thin, the roots of the teeth short, and the premaxilla prominent.Poynton HG: Oral radiology, Baltimore, 1982, Williams Wilkins, Page: 230-232. 