Experts warn that patients with diabetes are more likely to be infected with influenza and that, in addition, this pathology can cause more complications than the healthy population, as it sometimes affects the digestive system, causing vomiting and diarrhea, which can alter the level of glucose in blood and trigger hyperglycemia.
For this reason, the 2012 Consensus of Vaccination of risk groups against influenza virus insists that diabetics should always be vaccinated against this virus to prevent infection and avoid the possible complications that this particular group carries.
Hyperglycemia decreases the body's defenses and facilitates infection by influenza, while influenza can cause an increase in blood glucose
Dr. Ramón Cisterna, coordinator of the Influenza Study Group and Head of the Clinical Microbiology and Infection Control Service at Basurto Hospital (Bilbao), explains that the immune system of people with diabetes is weaker and that is why in them the flu can be more serious and cause more complications, so in your case the vaccine is especially beneficial.
The secretary of the Spanish Society of Diabetes (SED), Dr. José Ángel Díaz, points out that it must also be borne in mind that in diabetic patients, the flu can make it harder for them to comply with their diet and treatment. doctor, which is essential to maintain adequate glucose levels.
And is that, according to experts, hyperglycemia decreases the body's defenses and facilitates infection with influenza, while, in turn, infections such as influenza can cause an increase in blood glucose. However, as Dr. Cisterna clarifies, if the diabetic has been vaccinated against the flu, even if he contracted the infection, it will be milder, as well as the complications that it may entail.
Sources: 'Study Group of the Flu' and 'Spanish Society of Diabetes'