This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Nervous System, Subject name: Radiology
Characteristic radiological finding in sarcoidosis- 
Select and explain. 
A. Parenchymal disease, B. Unilateral hilar lymphadenopathy, C. Bilateral hilar lymphadenopathy, D. Miliary shadow
C: Bilateral hilar lymphadenopathy
Answer: C: Bilateral hilar lymphadenopathy 
Explanation: Ans. is 'c' i.e., Bilateral hilar lymphadenopathy "The characteristic radiologicalfinding in patients with pulmonary sarcoidosis is bilateral hilar lymphadenopathy ".