<prompt> Punched out Ulcer in Esophagus on Endoscopy in a Immunocompromised patient is seen inHerpes simplexHerpes Zoster virusCMVCandidiasis  <response>: Herpes Simplex Esophagitis: - Common in Immunocompromised patients. Characterised by small raised herpetic vesicles few days before on the lips. Endoscopy reveals- Vesicles and small ulcers with raised margins Punched out usually in upper half of esophagus. Ref:- Bailey and Love 27th Edition; Pg num:- 1104 