| oesophagoscopy | <procedure> A diagnostic procedure which involves direct visualisation of the oesophagus using a fibreoptic scope (endoscope). (27 Sep 1997) |
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| oesophagospasm | Spasm of the walls of the oesophagus. (05 Mar 2000) |
| oesophagostenosis | Stricture or a general narrowing of the oesophagus. Origin: oesophagus + G. Stenosis, a narrowing (05 Mar 2000) |
| oesophagostomiasis | Infection of the intestinal tract with worms of the genus oesophagostomum. This condition occurs mainly in animals other than man. (12 Dec 1998) |
| oesophagostomum | A genus of nematodes of the superfamily strongyloidea, parasitic in the intestines of animals. The adults are usually free in the intestinal lumen; the larvae encyst in the wall. (12 Dec 1998) |
| Oesophagostomum apiostomum | A primate species that has been reported in northern Nigeria and central Africa to encyst under the submucosa of the human intestine and occasionally cause dysentery; a common parasite of monkeys and apes, both in captivity and in the wild. (05 Mar 2000) |
| Oesophagostomum brevicaudum | A species that occurs in the caecum and colon of pigs in North America and India. (05 Mar 2000) |
| Oesophagostomum brumpti | A species described from African monkeys and reported occasionally in humans. (05 Mar 2000) |
| Oesophagostomum columbianum | A species that occurs in sheep, goats, and wild African antelopes; except when present in large numbers, it does not appear to seriously affect the health of the host. (05 Mar 2000) |
| Oesophagostomum dentatum | A species that affects the colon of swine; the lesions are similar to those in sheep. (05 Mar 2000) |
| Oesophagostomum georgianum | A species that occurs in the caecum and colon of pigs in the U.S. (05 Mar 2000) |
| Oesophagostomum quadrispinulatum | A species that occurs in the caecum and colon of pigs in the Americas, Europe, and Southeast Asia. (05 Mar 2000) |
| Oesophagostomum radiatum | A species that occurs worldwide in cattle and water buffalo; the lesions are similar to those of sheep. (05 Mar 2000) |
| Oesophagostomum stephanostomum | A species occurring in chimpanzees, monkeys, and gorillas in Africa, but also reported from humans and monkeys in Brazil. (05 Mar 2000) |
| Oesophagostomum venulosum | A species that occurs worldwide in the caecum and colon of cattle, sheep, goats, deer, and many other ruminants. (05 Mar 2000) |