This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Cardiovascular system, Subject name: Pathology
Fibrinous pericarditis is seen in? 
Select and explain. 
A. Infectious mononucleosis, B. Cardiac surgery, C. TB, D. Myxoma
B: Cardiac surgery
Answer: B: Cardiac surgery 
Explanation: Fibrinous inflammation occurs as a consequence of more severe injuries, resulting in greater vascular permeability that allows large molecules (such as fibrinogen) to pass the endothelial barrier. Histologically, the accumulated extravascular fibrin appears as an eosinophilic meshwork of threads or sometimes as an amorphous coagulum. Robbins Basic pathology,9th edition,pg no.43