This is inflammation of the duodenum due to Ancylostoma hookworms.
Inclusions
hook-worm infestation by Ancylostoma
Also indexed as
AncylostomiasisAncylostomiasis duodenitisEosinophilic enteritis due to Ancylostomaancylostoma infestationancylostomiasis due to Ancylostoma duodenalehook-worm infestation by Ancylostoma