Bacillary Dysentery (Shigellosis) Outbreak

Why in News?

• Kerala Outbreak: The state of Kerala is currently witnessing a significant outbreak of Bacillary Dysentery (Shigellosis).

• Case Statistics: Health authorities have confirmed 85 cases this year, with at least 34 new cases reported in June alone.

• Public Health Concern: The highly contagious nature of the infection, particularly among children, has prompted state-wide monitoring and emergency health responses.

Key Points:

• Hotspots: Wayanad district is identified as the epicenter, with large numbers of symptomatic individuals reported in local schools and the Sultan Bathery Taluk Headquarters Hospital.

• Spread: Significant clusters have also been identified across Kozhikode, Thiruvananthapuram, and Alapuzha.

• Nature of Infection: Shigellosis is a highly contagious bacterial infection that primarily affects the intestines.

• Transmission: It spreads easily through contaminated food, water, or direct person-to-person contact (fecal-oral route). Even small amounts of the bacteria can cause infection.

About Shigellosis (Bacillary Dysentery):

• Causative Agent: It is caused by a group of bacteria known as Shigella.

• Symptoms: Common symptoms include:

  • Severe abdominal pain or cramps.

  • Bloody or mucus-filled diarrhea.

  • High fever.

  • Nausea and vomiting.

• High-Risk Groups: Children are disproportionately affected due to lower immunity and hygiene practices in school environments.

• Prevention & Control:

  • Hand Hygiene: Frequent handwashing with soap and water.

  • Water Safety: Ensuring the consumption of boiled or treated water.

  • Food Safety: Proper sanitation in food preparation and avoiding contaminated food sources.

  • Isolation: Isolating infected individuals to prevent community spread.