This is of concern for the patients, because a delay in diagnosis and treatment favors the establishment of larvae in muscle tissue and the development of a collagen capsule, which leaves the larvae resistant to drugs (26, 138).pidemiological Investigation Outbreaks of trichinellosis can cause severe harm to the affected group of persons. By definition, a trichinellosis outbreak requires at least one case that must be laboratory confirmed (http://www.med.unipi.it/ict/outbr1.htm).
Tamoxifen may also cause non-cancerous changes in the uterus. In some women, it may increase the risk of blood clots or endometrial cancer (cancer in the lining of the uterus). Remember that each woman's risk factors are different.
This suggests that some symptoms due to other causes, were being mistaken for side effects of tamoxifen. Previous results from the IBIS-1 trial showed that tamoxifen reduces the incidence of breast cancer among women at a high risk of the disease by over 30 per cent. These preventive effects last for more than 20 years.