Know Your Infections: Influenza-Like-Illnesses (ILIs) vs Dengue Fever

What Makes Influenza-Like-Illnesses (ILIs) and Dengue Fever Different?

Influenza-Like-Illnesses (ILIs) and dengue fever are two illnesses that can cause similar symptoms but are quite different. ILIs are mainly caused by viruses that affect the respiratory system, while dengue fever is caused by a virus transmitted by mosquitoes. Understanding these differences can help us recognise the symptoms early, seek the right treatment, and take preventive measures to avoid getting sick.

Let us explore the key differences between ILIs and dengue fever to stay informed and protected.

How Are ILIs and Dengue Fever Similar?

While ILIs and dengue fever are caused by different viruses and have distinct symptoms and modes of transmission, they also share some similarities:

• Fatigue
• Headache
• Fever
• Nausea or vomiting

What Are the Symptoms of Influenza-Like-Illnesses (ILIs)?

There has been a wide range of symptoms for ILIs, ranging from mild symptoms to severe illness. Symptoms may appear 2-14 days after exposure to the virus. Here are some of the symptoms that may suggest one is infected with influenza:

• Fever or chills
• Cough
• Shortness of breath or difficulty breathing
• Fatigue
• Muscle or body aches
• Headache
• New loss of taste or smell
• Sore throat
• Congestion or runny nose

Gastrointestinal symptoms that occasionally accompany influenza, especially in children:

• Nausea
• Vomiting
• Diarrhoea

What Are the Symptoms of Dengue Fever?

Here are the dengue fever symptoms that you should look out for:

• Sudden onset of high fever (40°C/104°F)
• Severe, intense headache
• Pain behind the eyes
• Aching muscles and joints
• Feeling nauseous and vomiting
• Swollen glands
• Bodily rash

What Are the Warning Signs of Dengue Fever?

Watch for warning signs of severe dengue. If you develop any of the following symptoms, get medical attention immediately:

• Bleeding from the mouth/ gums/ nose
• Clammy skin
• Internal bleeding that leads to black vomit and stool
• Abdominal pain
• Small blood spots under the skin
• Weak pulse

How Do You Best Prevent ILIs and Dengue Fever?

Make an Appointment at Pantai Hospitals

If you experience any symptoms of ILIs or dengue fever, consult a doctor promptly for proper evaluation and appropriate medical care.

Pantai Hospitals have been accredited by the Malaysian Society for Quality in Health (MSQH) for its commitment to patient safety and service quality.