This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Immunology and Rheumatology, Subject name: Medicine
This man had cervical adenopathy. What is the most likely diagnosis? 
Select and explain. 
A. Arteriovenous malformation, B. Cellulitis, C. Graves' disease, D. Lymphoma
D: Lymphoma
Answer: D: Lymphoma 
Explanation: Answer D. LymphomaBinocular proptosis with conjunctival injection and chemosis along with multiple enlarged cervical lymph nodes suggests a diagnosis of lymphoma. In this patient, the proptosis resolved following treatment with combination chemotherapy.