ACTINOMYCOSIS of the gastrointestinal tract is a rare clinical entity. Sporadic cases of gastric invasion have been noted and a few are reported in the literature. Duncan1 has covered the subject of abdominal actinomycosis in a recent publication and agrees with Wilson2 that early diagnosis is very difficult and almost impossible prior to sinus and abscess formation or surgery. Gastric involvement most frequently is in the form of a tumor, but ulcers are reported in rare occasions with penetration or perforation. The main species responsible for the disease in man is an anaerobic organism, known as Wolff-Israeli, a normal inhabitant of the gastrointestinal tract, which is capable of invading normal and traumatized mucosa and metastasizing to remote areas.
The following case report purposes to point out the difficulties in making a diagnosis and to support the idea that if an ulcer does not fulfill the criteria of peptic
Mazuji MK, Henry JS. Gastric Actinomycosis: Case Report. Arch Surg. 1967;94(2):292–293. doi:10.1001/archsurg.1967.01330080130032
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