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Overview 

Yellow Fever is a serious mosquito-borne viral infection caused by the yellow fever virus. It is commonly found in parts of Africa and South America and is transmitted through the bite of infected Aedes or Haemagogus mosquitoes.

The disease ranges from mild flu-like illness to severe liver damage, bleeding, and organ failure. Vaccination and early medical care are crucial for prevention and management.

Types of Yellow Fever

• Acute Phase Yellow Fever: Mild symptoms like fever and body aches
• Toxic Phase Yellow Fever: Severe form with organ damage and bleeding

Symptoms of Yellow Fever

• High fever
• Headache
• Muscle pain (especially back pain)
• Nausea and vomiting
• Fatigue and weakness
• Jaundice (yellowing of skin and eyes)
• Bleeding from nose, mouth, or stomach (severe cases)

Causes of Yellow Fever

• Infection with yellow fever virus
• Transmission through infected mosquito bites
• Exposure in endemic regions

Complications of Yellow Fever

• Liver failure
• Kidney failure
• Internal bleeding
• Shock
• Death in severe cases

Risk Factors of Yellow Fever

• Travel to endemic regions
• Lack of vaccination
• Exposure to mosquito bites
• Poor mosquito control environments

Prevention of Yellow Fever

• Vaccination (most effective prevention)
• Use of mosquito repellents
• Wearing protective clothing
• Sleeping under mosquito nets
• Avoiding mosquito-prone areas