Infectious disease incidents in Greece increased from 4,951 in 2016 to 5,967 in 2017, a rise of 20.5% year on year, the Hellenic Statistical Service said on Thursday, based on Hellenic Center for Disease Control & Prevention (KEELPNO) data.
KEELPNO data showed that measles made a reappearance in 2017, with 1,027 cases recorded but confirmed flu cases dropped from 2,622 to 2,530 or 3.55 compared to 2016.
The diseases showing a seasonal spike of over 100 cases include, for 2017, malaria, salmonellosis, viral meningitis, bacterial meningitis, hepatitis A and tuberculosis, along with flu and the measles. For salmonellosis in particular, incidents peaked in the summer and August in particular.
Malaria cases spiked in the summer and dropped in the fall, and tuberculosis did not show a notable variation per season. Viral meningitis on the other hand spiked in June and July, while bacterial meningitis showed a rise late in winter and in early spring. Hepatitis A incidents rose in the summer and remained high through fall. Flu cases spiked in January, dropping gradually in the spring, and measles rose gradually during the year, especially as of the fall, reaching a peak in December.
With the exception of measles, most salmonellosis showed up in the Attica prefecture (45.3% of the total) and in Central Macedonia (12.3%), as did tuberculosis (37.3% in Attica, 16.3% in Central Macedonia). Hepatitis A incidents happened mostly in Attica (57.8%). For viral meningitis the greatest incidence happened in Thessaly (26,7%) and Crete (17.8%), while most bacterial meningitis cases showed up in Attica (30.1%) and Central Macedonia (16.2%).
In terms of malaria, most cases were recorded in Attica (27.1%), mainland Greece (17.8%), and the Peloponnese (14%).