This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Acute Inflammation - Overview and Morphologic Patterns, Subject name: Pathology
Cardinal signs of Inflammation are all except? 
Select and explain. 
A. Rubor, B. Tumor, C. Color, D. Cyanosis
D: Cyanosis
Answer: D: Cyanosis 
Explanation: Ans. is 'd' i.e., Cyanosis o Cardinal signs of acute inflammation (celsus' signs): Rubor (redness), tumor (swelling), color (warmth), Dolor (pain).