• Published on: Jul 24, 2024
  • 3 minute read
  • By: SecondMedic Expert

Why Dengue Fever Causes Low Platelet Counts And How To Manage It

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Dengue fever, a mosquito-borne viral infection, has become a significant public health concern in many tropical and subtropical regions. One of the hallmarks of severe dengue is a drop in platelet count, which can lead to serious complications. Understanding why dengue fever causes low platelet counts and how to manage this condition is crucial for anyone living in or traveling to affected areas.

Understanding Dengue Fever

Dengue fever is caused by the dengue virus, which is transmitted primarily by Aedes aegypti mosquitoes. The virus has four distinct serotypes (DENV-1, DENV-2, DENV-3, and DENV-4). Infection with one serotype usually provides lifelong immunity against that specific type, but only partial and temporary immunity against the others. Subsequent infections with a different serotype increase the risk of severe dengue, including dengue hemorrhagic fever (DHF) and dengue shock syndrome (DSS).

Why Dengue Fever Causes Low Platelet Counts

Platelets are small blood cells that play a crucial role in blood clotting. A normal platelet count ranges from 150,000 to 450,000 platelets per microliter of blood. Dengue fever often leads to a significant drop in platelet count, a condition known as thrombocytopenia. There are several reasons for this:

1. Bone Marrow Suppression: The dengue virus can infect and impair the bone marrow, which is responsible for producing blood cells, including platelets. This leads to reduced platelet production.

2. Increased Platelet Destruction: The virus and the immune response it triggers can increase the destruction of platelets. The body’s immune system mistakenly targets platelets, thinking they are infected cells.

3. Increased Utilization: In severe dengue, there is increased leakage of plasma from the blood vessels. To combat this, the body uses up more platelets for clotting, leading to lower counts in the bloodstream.

4. Splenic Sequestration: The spleen may sequester or hold onto more platelets than usual in dengue fever, reducing the number of platelets circulating in the blood.

Symptoms of Low Platelet Count

A low platelet count can lead to several symptoms, which may vary in severity:

- Easy bruising

- Petechiae (small red or purple spots on the skin)

- Bleeding gums or nosebleeds

- Blood in urine or stools

- Heavy menstrual bleeding

- Fatigue and weakness

In severe cases, internal bleeding and shock can occur, which are life-threatening conditions requiring immediate medical attention.

How to Manage Low Platelet Counts in Dengue Fever

Managing low platelet counts in dengue fever involves several strategies aimed at supporting the patient until their body recovers. Here are some key approaches:

1. Hydration

Maintaining adequate hydration is crucial. Fluids help maintain blood volume and support overall bodily functions. Oral rehydration solutions, coconut water, and plain water are often recommended. In severe cases, intravenous (IV) fluids may be necessary.

2. Monitoring Platelet Counts

Regular monitoring of platelet counts is essential to assess the severity of thrombocytopenia. This helps healthcare providers decide on the necessary interventions and monitor recovery.

3. Medications

There are no specific antiviral medications for dengue. However, supportive care includes:

Acetaminophen: To reduce fever and relieve pain. Avoid nonsteroidal anti-inflammatory drugs (NSAIDs) like ibuprofen and aspirin, as they can increase the risk of bleeding.

Platelet Transfusions: In cases of very low platelet counts or significant bleeding, platelet transfusions may be necessary.

4. Rest and Nutrition

Adequate rest and proper nutrition support the body's recovery. A balanced diet rich in fruits, vegetables, and lean proteins can help maintain energy levels and support immune function.

5. Avoiding Certain Foods and Activities

Patients with low platelet counts should avoid activities that can increase the risk of bleeding, such as contact sports. Additionally, foods that may thin the blood, like garlic and ginger, should be consumed in moderation.

6. Natural Remedies

Some natural remedies are believed to help increase platelet counts, although scientific evidence is limited. These include:

Papaya Leaf Extract: Some studies suggest that papaya leaf extract can help increase platelet counts.

Pomegranate and Kiwi: These fruits are rich in vitamins and antioxidants that support overall health.

Preventing Dengue Fever

Preventing dengue fever is the best way to avoid complications like low platelet counts. Preventive measures include:

Mosquito Control: Eliminate standing water around your home, use mosquito repellents, and install screens on windows and doors.

Protective Clothing: Wear long-sleeved shirts, long pants, socks, and shoes when outdoors.

Vaccination: In some regions, a dengue vaccine is available and recommended for individuals who have had a previous dengue infection.

Conclusion

Dengue fever and its complications, such as low platelet counts, pose significant health challenges in many parts of the world. Understanding the reasons behind thrombocytopenia and implementing effective management strategies can help mitigate the risks and support recovery. By taking preventive measures and staying informed, individuals can reduce their risk of dengue fever and its potentially severe consequences.

Read FAQs


A. Dengue fever causes low platelet counts due to bone marrow suppression, increased platelet destruction, increased utilization for clotting, and splenic sequestration. The dengue virus affects the body's ability to produce and maintain adequate platelet levels.

A. Managing low platelet counts involves staying hydrated, monitoring platelet levels, taking acetaminophen for fever and pain, resting, eating a nutritious diet, and avoiding activities and foods that increase bleeding risk. In severe cases, platelet transfusions may be necessary.

A. Signs of a low platelet count include easy bruising, petechiae (small red or purple spots on the skin), bleeding gums or nosebleeds, blood in urine or stools, heavy menstrual bleeding, fatigue, and weakness. In severe cases, internal bleeding and shock may occur.

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Hidden Sodium in Indian Foods

Hidden Sodium in Indian Foods – Why It Matters

When we think of salty foods, items like chips, pickles, and papads usually come to mind. But what if we told you that many everyday Indian dishes — the ones we consider "normal" or even "healthy" — are loaded with hidden sodium? This is especially important because excess salt (sodium) is a major factor behind rising cases of high blood pressure, heart disease, and kidney problems in India.

Let’s understand what hidden sodium is, why it is found in so many Indian foods, and how it silently affects your health.

 

What Is Sodium and Why Do We Need It?

Sodium is a mineral that our body needs in small amounts. It helps in:

  • Controlling blood pressure

  • Balancing fluids in the body

  • Supporting muscle and nerve function
     

But the key word here is “small” amounts.

According to the World Health Organization (WHO), an adult should not consume more than 2,000 mg of sodium per day — roughly one teaspoon of salt. However, studies show that Indians are consuming twice that amount, and often without realizing it.

 

What Is Hidden Sodium?

Hidden sodium refers to the salt content in foods that don’t taste salty or where you don’t expect salt. This includes:

  • Ready-made spice blends

  • Pickles and chutneys

  • Snacks like bhujia, samosas, or farsan

  • Bakery items like bread, biscuits, and cakes

  • Canned or preserved foods

  • Processed or packaged items like instant noodles or ready-to-eat meals
     

You might not sprinkle extra salt on these foods, but they already contain high levels of sodium.

 

Common Indian Foods High in Hidden Sodium

Here are some everyday foods that may surprise you with their sodium levels:

1. Pickles and Papads

Almost every Indian household has pickles and papads. A single spoon of pickle or a piece of papad can have 200-300 mg of sodium. We eat them as sides, but they add up quickly in your daily intake.

2. Spice Mixes and Masalas

Store-bought masalas like garam masala, chaat masala, and pav bhaji masala often contain added salt to enhance flavor. Every spoon you add means more sodium, even if you don’t add salt separately.

3. Instant and Packaged Foods

Instant noodles, soups, and snacks like sev, murukku, or mixture are loaded with salt to preserve them and enhance taste. Even a small packet can exceed 1,000 mg sodium!

4. Street Food

Street foods like chaat, vada pav, samosa, and pakoras are often seasoned heavily with salty masalas, chutneys, and sauces.

5. Restaurant & Takeaway Food

Curries, biryanis, dals, and even roti or naan from restaurants contain more salt than home-cooked food. Chefs add salt multiple times – during marination, cooking, and seasoning.

 

How Hidden Sodium Affects Your Health

1. High Blood Pressure

Sodium pulls water into the bloodstream, increasing blood volume. This raises your blood pressure, putting strain on the heart.

2. Heart Disease & Stroke

Over time, high blood pressure damages arteries, leading to heart attacks and strokes — two of the biggest killers in India.

3. Kidney Damage

Excess sodium makes kidneys work harder, and over time, they may fail to remove toxins efficiently.

4. Water Retention and Bloating

High sodium causes your body to hold on to extra water, making you feel puffy and bloated.

5. Increased Risk of Osteoporosis

Too much salt can cause the body to lose calcium, leading to weak bones over time.

 

Why Is This a Bigger Issue in India?

  • Cultural habits: We love flavor, and salt enhances taste. From spicy pickles to tangy chaat, salt is everywhere in Indian cuisine.
     

  • Lack of awareness: Many people don’t know that even “non-salty” foods like biscuits or bread have sodium.
     

  • No clear labeling: Many Indian packaged foods don’t clearly mention sodium levels.
     

  • Rising packaged food consumption: Urban lifestyles mean more reliance on processed foods.
     

 

How to Reduce Hidden Sodium in Your Diet

You don’t need to give up your favorite Indian foods — just make smarter choices:

Read Labels

Look for “low sodium” or “no added salt” options in packaged foods. Check the nutrition panel for sodium content.

Cook at Home

Cooking at home gives you full control over how much salt you use. Avoid adding salt to rice or chapati dough.

Limit Pickles, Papads & Chutneys

Enjoy these in moderation — they are sodium bombs. Use smaller portions or make low-salt versions at home.

Cut Back on Packaged Snacks

Instead of salted namkeen, go for roasted chana, fresh fruits, or homemade snacks.

Use Herbs & Spices

Flavor your food with herbs like coriander, mint, curry leaves, or spices like cumin, turmeric, ginger, garlic, and mustard. They add taste without the salt.

Avoid Extra Table Salt

Don’t sprinkle salt on salads, curd, or fruits. Train your taste buds to enjoy food with less salt.

Hydrate Well

Drink enough water daily — it helps flush out excess sodium from the body.

 

A Word for Those With Health Issues

If you have high blood pressure, kidney issues, or are at risk of heart disease, you need to be even more careful. Talk to your doctor or a dietitian about a low-sodium diet plan suitable for your lifestyle.

 

Conclusion: Don’t Let Sodium Stay Hidden

Sodium is essential in small amounts, but hidden sodium in Indian foods is putting your health at risk — quietly, every day. The problem is not just about adding less salt; it's about knowing where the salt is hiding.

Start small — read food labels, choose fresh over processed, and use herbs to flavor your meals. With a little awareness and effort, you can take control of your salt intake and protect your long-term health.

Take the first step towards a healthier heart and body by learning more about hidden sodium in Indian foods – why it matters.

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