Since the end of the twentieth century the number of birth by caesarean section (CS) has increased. In Poland in 2014, 42,8 % of deliveries was CS. On the one hand the number of maternal and newborn deaths decreases, but on the other hand caesarean section should be performed only if it is medically necessary. Alarming are reports that cesarean delivery may increase the risk of : autoimmune diseases, childhood allergies and asthma. The scientists from Italy carried out a study which showed that the intestinal flora of caesarean and vaginally delivered infants appears to be very different.
Year 2016 has brought new reports on a possible participation of infectious agents in the pathogenesis of sarcoidosis. Chinese scientists have published in the ‘PLoS One’ journal the results of a meta-analysis suggesting a possible contribution of Mycobacteria in the development of the disease. On the other hand, an international team of experts have published in the ‘American Journal of Respiratory Cell and Molecular Biology’ the results of an experiment indicating a contribution of Propionibacterium acnes infection in the pathogenesis of sarcoidosis.
Chronic Infection with hepatitis C virus can increase the risk of Parkinson’s disease to around 30% ‒ this is a conclusion of the authors of the research carried out in Medical University of China and published in Neurology magazine.
Scientists from University of Toronto in Canada conducted a systematic review of the studies which evaluated the impact of regular training for adults infected with HIV. The article published in April 2016 has been created by using Cochrane Collaboration protocol.
According to WHO, HCV infection should be diagnosed in 2 steps. The first step is screening and serological test for anti-HCV antibodies. If the result is positive, it is necessary to carry out nucleic acid test for HCV RNA (NAT). It is needed to confirm chronic HCV infection. RNA of virus appears in the plasma 1-2 weeks after infection. RNA level gradually increases, but after some time this level falls and RNA test of HCV could be temporarily negative. HCV antibodies appear in 8-10 weeks after infection.
Scientists from all over the world report about cases of actinomycosis, which due to non-specific symptoms and rare occurence are beeing wrongly diagnosed as a neoplasm. Read full text »
Melanoma originates from pigment cells – melanocytes. Melanoma is the main cause of deaths of skin neoplasms. It is one of the most refractory neoplasms. Many scientific reports indicate the possibility of using the virus as a weapon against cancer, especially in inoperable cases. Read full text »
Since the last several months there is more new information about the risk of complications connected with Zika virus infection, especially for pregnant women. Zika virus is a member of Flaviviridia e family and is spread by some species of mosquitoes of the Aedes genus. Read full text »
Non-alcoholic fatty liver disease (NAFLD) is currently the most frequent chronic liver disease. Although first mentions of the disease go back to the second half of 20th century, the scientists still find new missing links in pathogenesis chain of NAFLD. A group of researchers from First Affiliated Hospital of Zhejiang University of Medicine in China have shown a positive correlation between level of alpha-L-fucosidase in blood plasma and the risk of non-alcoholic fatty liver disease development . Read full text »