This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Esophagus Applied Anatomy: GERD, Subject name: Pathology
A 30-year-old man with AIDS complains of severe pain on swallowing. Upper GI endoscopy shows elevated, white plaques on a hyperemic and edematous esophageal mucosa. Which of the following is the most likely diagnosis? 
Select and explain. 
A. Barrett esophagus, B. Candida esophagitis, C. Herpetic esophagitis, D. Reflux esophagitis
B: Candida esophagitis
Answer: B: Candida esophagitis 
Explanation: Candida esophagitis Immunocompromised patient Elevated, white plaques(pseudomembrane) Hyperemic & edematous esophageal mucosa