This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Morphology of Cell and Tissue Injury, Subject name: Pathology
All are true about white infarcts except? 
Select and explain. 
A. Edema is present, B. Occurs in organs with end arterial supply, C. Well defined margins, D. Coagulative necrosis
A: Edema is present
Answer: A: Edema is present 
Explanation: Ans. (a) Edema is presentRef: Robbitt's pathology 9th ed. /130White infarctRed infarct* Occurs in solid organs with end arterial circulation* Occurs in solid organs* Have well defined margins* Edema is absent* Occurs in organs with dual blood supply* Venous occlusion leads to red infarct, like in ovarian torsion* III-defined haemorrhagic margins* Edematous tissuesAll infarcts are wedge shaped and have features of ischemic coagulative necrosis.