This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Interstitial Lung Disease, Subject name: Medicine
Female patient with bilateral hilar lymphadenopathy and joint pain. ACE levels are elevated. Diagnosis is? 
Select and explain. 
A. Sarcoidosis, B. Silicosis, C. Hodgkins lymphoma, D. Non Hodgkins lymphoma
A: Sarcoidosis
Answer: A: Sarcoidosis 
Explanation: Ans. (a) SarcoidosisRef.: Harrison 19th ed. / 2206Lofgren syndrome symptoms consist of fever, bilateral hilar lymphadenopathy (BHL), and polyarthralgias