Spur sign is/are seen in:: (A) Supracondylar fracture of humerus, (B) Radial head fracture, (C) Acetabulum fracture of pelvis, (D) Talus fracture
Answer is C. Ans. (c) Acetabulum fracture of pelvisSpur cells-They are irregularly distoed red cells containing several irregularly distributed thorn like projections.Cells with this morphologic abnormality are also called acanthocytes.They are seen in Splenectomised patients and patients with liver disease.