An infection of the colon caused by Entamoeba histolytica. There are 2 forms of E.histolytica: the cyst, the infective form of the organism, resists environmental changes and may spread either directly from person to person or indirectly via food or water
The disease occurs worldwide but is concentrated in warm areas with poor sanitation, where it is maintained largely by the indiscriminate defecation and ingestion habits of children
Millions of South Africans suffer from diarrhoea each year. According to medical statistics, diarrhoea is second only to the common cold as a symptom of illness. Diarrhoea may be uncomfortable but, in most cases, it is not a serious problem for adults
Diverticulitis is most serious in the elderly, especially those taking predinosone or other drugs that increase the hazards of infection. Diverticulitis usually is severe in patients
The dog is the principle definitive host and the sheep the most common intermediate. Human infection, often acquired in childhood during play with infected dogs
A heterozygous, autosomal dominant disease of the colon in which 100 or more adeno matous polyps carpet the colon and rectum. Malignancy developed before age 40 in nearly all untreated patients. Total proctocolectomy eliminates this risk. Follow-up of the