Hymenolepis nana Human Diagnosed through Colonoscopy: A Case Report

Hymenolepis nana

RATIONALE There is evidence that parasitic helminths can ameliorate colitis in animal models and humans. Although infections with Hymenolepis sp. are clinically benign, the immunomodulatory interactions between host and parasite are largely unknown. PATIENT CONCERNS In this study we examined the intestinal mucosa of an adult asymptomatic patient harboring adult and larval dwarf tapeworms (Hym...

Hymenolepis Nana

Sill,?Captain Stewart begins his note on Hymenolepis nana, in the June number of the Indian Medical Gazette, with the words, " Ah far as the literature at the disposal of the present writer permits of a statement, Hymenole/iis nana has been recorded on one occasion only from India, nnmely, by Capt:iin M. Foster lleaney from the Ward a district. (6)." Number (6) in Captain Stewart's references r...

Heavy Hymenolepis nana Infection Possibly Through Organic Foods: Report of a Case

We encountered a patient with heavy Hymenolepis nana infection. The patient was a 44-year-old Korean man who had suffered from chronic hepatitis (type B) for 15 years. A large number of H. nana adult worms were found during colonoscopy that was performed as a part of routine health screening. The parasites were scattered throughout the colon, as well as in the terminal ileum, although the patie...

Malignant Transformation of Hymenolepis nana in a Human Host.

Neoplasms occur naturally in invertebrates but are not known to develop in tapeworms. We observed nests of monomorphic, undifferentiated cells in samples from lymph-node and lung biopsies in a man infected with the human immunodeficiency virus (HIV). The morphologic features and invasive behavior of the cells were characteristic of cancer, but their small size suggested a nonhuman origin. A pol...

Eradication of Hymenolepis Nana Infection