40 year-old immunocompromized came with C/o dysphagia. UGI scopy showed multiple ulcers in the distal esophagus. Biopsy from the esophagus showed the following. What is the diagnosis?

Ref. Robbins Pathology 9th edition, page. 280   Lets see it one by one To solve - Candida – No whitish discharge – No spore on microscopy – Ruled out Herpes – Yes can produce multiple ulcers, but herpes will have multinucleation and groud glass eosinophilic inclusion – Ruled out Eosinophilic esophagitis – You are not seeing classical clusters of eosinophil CMV – intranuuclear blue inclusions – yes, immunocompromised person, yes.