H3N2 influenza can prove dangerous for patients with poor glycemic control

Recent times has evidenced a hike in H3N2 cases in India. The pathogen has spread across the subcontinent. Most patients visiting the out-patient department complain of cough and cold, sore throat, nasal obstruction, diarrhea, fever, malaise, and chills. 

It is well known that individuals with diabetes are at a higher risk of contracting infections. Recent reports suggest that diabetic patients contracting H3N2 influenza harbor a greater risk of critical illness and hospitalization. 

Chronic hyperglycemia damages blood vessels and nerves and impairs the respiratory system's efficacy in fighting infections. The National Library of Medicine reported that uncontrolled diabetes could heighten the risk of death due to influenza.

H3N2 virus – a subtype of influenza A, is known to cause respiratory illness in humans. A severe case can cause pneumonia and other fatal complications. 

Prevention strategies for avoiding H3N2-related complications include:

Flu vaccinations

Glycemic control

Hand hygiene

Isolation and sanitization


Diet and exercise

Respiratory hygiene

Early reporting, detection, and prompt treatment


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