Warning Sign of Platelet Count in Dengue Fever: Recognizing the Red Flags: Dengue fever is a mosquito-borne viral infection that affects millions of people worldwide each year. One of the critical aspects of managing dengue fever is monitoring the platelet count in the patient’s blood. Platelets are tiny blood cells that help in blood clotting, and a drop in platelet count can be a warning sign of severe dengue. In this article, we will delve into the warning signs of dengue fever, with a specific focus on monitoring platelet count.
Understanding Dengue Fever
Before we dive into the warning signs, let’s briefly understand what dengue fever is. Dengue fever is caused by the dengue virus, which is transmitted to humans through the bite of infected Aedes mosquitoes. The virus can lead to a wide range of symptoms, from mild fever to severe and potentially life-threatening dengue hemorrhagic fever. Monitoring platelet count is crucial in assessing the severity of the infection.
What Is Platelet Count In Dengue Fever?
In dengue fever, platelet count refers to the number of platelets in a person’s blood. Platelets are a type of blood cell that plays a crucial role in the blood clotting process. Monitoring platelet count is important in dengue because one of the complications of the disease can be a significant drop in platelet levels, a condition known as thrombocytopenia.
A normal platelet count in a healthy individual typically ranges from about 150,000 to 450,000 platelets per microliter of blood. In the context of dengue fever:
Thrombocytopenia: Thrombocytopenia is a common feature of dengue fever. It is characterized by a decrease in platelet count below the normal range. In dengue, platelet levels may drop significantly, sometimes falling below 100,000, and in severe cases, even lower.
Importance of Monitoring: Monitoring platelet count is crucial in dengue because a low platelet count can lead to bleeding tendencies, which is a potential complication of the disease. As platelets play a vital role in blood clotting, a decreased platelet count can result in easy bruising, nosebleeds, gum bleeding, and, in severe cases, internal bleeding.
Transfusions: In cases of severe dengue, particularly in dengue hemorrhagic fever (DHF) or dengue shock syndrome (DSS), if platelet levels drop significantly and there is a risk of severe bleeding, platelet transfusions may be necessary to prevent or manage bleeding episodes.
Platelet Recovery: Platelet levels often start to recover during the later stages of the illness, especially during the recovery phase of dengue fever. As the body fights off the dengue virus and the illness begins to resolve, platelet counts generally begin to rise.
It’s important to note that while thrombocytopenia is a common feature of dengue, not all individuals with dengue fever will experience a significant drop in platelet count, and the severity of thrombocytopenia can vary. Regular monitoring of platelet levels through blood tests is a key component of managing dengue fever to detect any potential complications and guide medical interventions if necessary.
Causes of dengue fever
Dengue fever is a viral illness caused by the dengue virus, which is primarily transmitted to humans through the bite of infected Aedes mosquitoes, particularly the Aedes aegypti mosquito. Here are the key causes and factors contributing to the spread of dengue fever:
Dengue Virus: The primary cause of dengue fever is infection with one of the four serotypes (DENV-1, DENV-2, DENV-3, or DENV-4) of the dengue virus. These serotypes belong to the Flavivirus genus.
Mosquito Vectors: Aedes mosquitoes, especially Aedes aegypti and Aedes albopictus, are the primary vectors responsible for transmitting the dengue virus to humans. These mosquitoes become infected when they feed on the blood of a dengue-infected person and then transmit the virus to other individuals through subsequent bites.
Human Hosts: Dengue fever primarily affects humans. When a mosquito infected with the dengue virus bites a person, it can transmit the virus into the person’s bloodstream, leading to infection.
Travel and Migration: Dengue can be spread through travel and migration. Infected individuals traveling from dengue-endemic areas to non-endemic regions can introduce the virus to new areas where the Aedes mosquitoes are present, leading to localized outbreaks.
Climate and Environmental Factors: Dengue transmission is influenced by environmental factors such as temperature, rainfall, and humidity. These factors affect mosquito breeding and activity. Warm and humid conditions are conducive to mosquito breeding and viral replication.
Poor Sanitation: Inadequate sanitation and water storage practices can create breeding grounds for Aedes mosquitoes. Stagnant water in containers like discarded tires, flower pots, and open water tanks provides ideal breeding sites for these mosquitoes.
Urbanization: Rapid urbanization can lead to increased dengue transmission. Crowded urban areas often have more breeding sites for Aedes mosquitoes, and increased human movement can facilitate the spread of the virus.
Lack of Public Health Measures: The absence of effective mosquito control programs, public awareness campaigns, and community involvement in vector control can contribute to the spread of dengue.
Lack of Immunity: In areas with frequent dengue outbreaks, individuals may develop immunity to one serotype but remain susceptible to infection with another serotype. This can lead to severe cases of dengue if a person is infected with a different serotype.
Viral Evolution: The dengue virus can evolve over time, leading to the emergence of new strains or serotypes. This evolution can impact the severity and patterns of dengue outbreaks.
Preventing dengue fever involves a combination of measures such as mosquito control, public health campaigns, vaccination (where available), and personal protective measures, such as using mosquito repellent and wearing protective clothing. Additionally, early detection and proper medical care are crucial for managing dengue cases and preventing severe complications.
Mild dengue symptoms
Mild dengue symptoms typically appear 4 to 10 days after being bitten by an infected mosquito and can last for about a week. These symptoms may include:
Sudden High Fever: Mild dengue often begins with a sudden onset of high fever, which can reach up to 104°F (40°C). This fever is one of the hallmark symptoms of dengue.
Headache: Many individuals with mild dengue experience severe headaches, often described as a throbbing pain behind the eyes or in the forehead.
Pain Behind the Eyes: This is a common symptom and can contribute to the overall discomfort of the illness. It may feel like pressure or a deep ache.
Joint and Muscle Pain: Dengue fever is often referred to as “breakbone fever” because of the intense joint and muscle pain it can cause. This pain is one of the distinguishing features of the disease.
Rash: Some people with mild dengue develop a rash, which can appear a few days after the fever starts. The rash is typically red or purple and may be itchy. It often begins on the arms and legs and can spread to other parts of the body.
Mild Bleeding: In some cases, mild dengue may cause minor bleeding symptoms such as nosebleeds, gum bleeding, or easy bruising. This is due to the effect of the virus on blood platelets.
Fatigue: Feeling extremely tired or fatigued is common during the course of the illness.
Mild Nausea and Vomiting: Some individuals with mild dengue may experience mild gastrointestinal symptoms like nausea and vomiting.
Mild Abdominal Pain: Abdominal discomfort or pain may occur, but it is usually not severe in cases of mild dengue.
It’s important to note that while these are common symptoms of mild dengue, the severity and combination of symptoms can vary from person to person. In many cases, individuals with mild dengue can recover with supportive care, including staying hydrated and getting plenty of rest. However, it’s essential to seek medical attention if you suspect you have dengue, as severe forms of the disease can occur, especially if proper medical care is not received. Dengue can lead to severe dengue (also known as dengue hemorrhagic fever or dengue shock syndrome), which can be life-threatening and require immediate medical treatment.
Dengue fever temperature pattern
Dengue fever is characterized by a specific temperature pattern, which often helps in its diagnosis. This pattern typically involves three phases:
Febrile Phase (High Fever): This is the initial phase of dengue fever, and it begins suddenly. The temperature during this phase can rise rapidly and is usually very high, often reaching up to 104°F (40°C) or even higher. This phase typically lasts for about 2 to 7 days. The fever is often accompanied by other symptoms such as severe headache, joint and muscle pain, pain behind the eyes, and general malaise.
Critical Phase (Defervescence): After the febrile phase, there is a critical phase in dengue fever. This phase occurs when the fever subsides, usually around the third to seventh day of illness. During this period, the temperature drops, and the person may experience a temporary sense of relief. However, this phase is characterized by increased risk, as it is when severe dengue (dengue hemorrhagic fever or dengue shock syndrome) can develop in some cases.
Recovery Phase: Following the critical phase, a gradual recovery phase begins. The temperature returns to normal, and most of the symptoms gradually improve. This phase can last several days to a week or more, depending on the individual. Some residual fatigue and weakness may persist during the recovery period.
It’s important to note that not all individuals with dengue fever follow this temperature pattern exactly, and variations can occur. Additionally, while many cases of dengue fever are mild and resolve on their own with supportive care, a small percentage of cases can progress to severe dengue, which is a medical emergency. Therefore, it’s crucial to seek medical attention if you suspect you have dengue, especially if you experience severe symptoms, bleeding, or signs of shock during the critical phase. Timely medical care can significantly improve the outcome for individuals with severe dengue.
Dengue warning signs
Dengue fever can range from mild to severe, and it’s important to be aware of the warning signs that may indicate a more severe form of the disease, known as severe dengue (or dengue hemorrhagic fever and dengue shock syndrome). If you or someone you know is experiencing dengue symptoms and any of the following warning signs, it’s crucial to seek immediate medical attention, as severe dengue can be life-threatening. The warning signs of severe dengue include:
Severe Abdominal Pain: Intense abdominal pain or persistent vomiting can be a sign of severe dengue. This may indicate bleeding in the digestive system.
Persistent Vomiting: Frequent, continuous vomiting that doesn’t improve with time can be a sign of severe dengue. This can lead to dehydration.
Bleeding: Any form of bleeding, such as nosebleeds, gum bleeding, blood in urine or stool, or unusually heavy menstrual bleeding, is a significant warning sign.
Fluid Accumulation: Fluid may accumulate in the abdomen (ascites), lungs (pleural effusion), or other body cavities, causing difficulty breathing.
Difficulty in Breathing: Rapid, labored breathing or severe respiratory distress can occur due to fluid accumulation in the lungs. This is a critical sign that requires immediate medical attention.
Cold or Clammy Skin: Cold and clammy skin, along with restlessness, can be a sign of severe dengue and shock.
Irritability or Fatigue: Unusual irritability, lethargy, or restlessness can be an indication of severe dengue.
Change in Mental State: Confusion or altered consciousness can occur in severe cases.
Low Blood Pressure: A sudden drop in blood pressure can lead to shock, a life-threatening condition.
Platelet Count Drop: A significant decrease in platelet count (thrombocytopenia) may be observed in severe cases, but this may not always be an early warning sign.
It’s essential to monitor for these warning signs, especially during the critical phase of dengue when the fever is subsiding. Early detection and prompt medical intervention are crucial to manage severe dengue and improve the chances of a positive outcome.
If you or someone you know is experiencing dengue symptoms and displays any of these warning signs, do not delay seeking medical care. Dengue can progress rapidly, and timely treatment can be life-saving.
Dengue fever recovery phase
The recovery phase of dengue fever follows the critical phase, during which the fever subsides, and it marks the period when the individual begins to feel better and gradually recovers from the illness. Here’s what you can expect during the dengue fever recovery phase:
Resolution of Fever: The most noticeable change during the recovery phase is the gradual reduction of fever. The high fever that characterizes the initial febrile phase of dengue begins to subside, and the body temperature returns to normal, typically within a few days. This decrease in fever usually brings a sense of relief.
Reduction in Other Symptoms: Along with the subsiding fever, other symptoms such as headache, joint and muscle pain, pain behind the eyes, and general malaise also begin to improve. Patients often start feeling better overall.
Increased Energy: As the body fights off the dengue virus, energy levels slowly start to recover. Fatigue and weakness, which are common during the illness, gradually diminish.
Appetite Improvement: Individuals may regain their appetite, and any nausea or vomiting that was experienced during the acute phase typically subsides.
Hydration: It’s essential to continue drinking fluids to stay well-hydrated during the recovery phase. This helps in replenishing fluids lost during the fever and preventing dehydration.
Rest and Recovery: Rest is still crucial during the recovery phase. The body has undergone stress due to the infection, and adequate rest supports the healing process.
Medical Follow-up: If you sought medical attention during the acute phase of dengue, your healthcare provider may recommend follow-up appointments to monitor your progress and ensure that there are no complications or signs of severe dengue.
Residual Symptoms: Some individuals may experience residual symptoms such as mild joint pain or fatigue even after the fever subsides. These symptoms can persist for several weeks, but they gradually improve over time.
It’s important to note that the duration of the recovery phase can vary from person to person. While many individuals with mild dengue recover fully within a week or two, severe dengue cases may require a more extended period of recovery, and some individuals may experience lingering symptoms.
During the recovery phase, it’s essential to continue monitoring your health, follow any medical advice or prescriptions provided by your healthcare provider, and avoid strenuous physical activity until you feel fully restored. If any complications or unusual symptoms arise during the recovery phase, don’t hesitate to contact your healthcare provider for guidance and further evaluation.
Complications of dengue fever
Dengue fever can lead to a range of complications, some of which can be severe and even life-threatening. Complications can vary in severity depending on several factors, including the individual’s overall health, the strain of the dengue virus, and the presence of pre-existing immunity. Here are some of the potential complications of dengue fever:
Severe Dengue (Dengue Hemorrhagic Fever and Dengue Shock Syndrome): Severe dengue is a life-threatening complication of dengue fever. It can lead to:
Dengue Hemorrhagic Fever (DHF): DHF is characterized by bleeding from the nose, gums, or under the skin, as well as internal bleeding. It may also involve severe abdominal pain, persistent vomiting, and a rapid drop in platelet count. Without prompt medical treatment, DHF can be fatal.
Dengue Shock Syndrome (DSS): DSS is the most severe form of dengue, leading to shock due to a sudden drop in blood pressure. Symptoms include cold, clammy skin, rapid and weak pulse, and altered consciousness. Immediate medical intervention is essential to stabilize the patient’s condition.
Organ Dysfunction: Severe dengue can affect multiple organs, including the liver, heart, and kidneys. This can lead to organ dysfunction or failure, requiring intensive medical care.
Hemorrhage: Severe cases of dengue can cause significant bleeding, both externally (nosebleeds, gum bleeding, easy bruising) and internally (gastrointestinal bleeding, intracranial bleeding).
Prolonged Fatigue and Weakness: Even in cases of mild dengue, individuals may experience prolonged fatigue and weakness during the recovery phase.
Neurological Complications: In rare cases, dengue can lead to neurological complications such as encephalitis (inflammation of the brain) or Guillain-Barré syndrome.
Respiratory Distress: Severe dengue can result in fluid accumulation in the lungs (pleural effusion), causing respiratory distress and difficulty breathing.
Multi-organ Failure: The most severe cases of dengue can lead to multi-organ failure, requiring intensive medical care, including ventilator support and dialysis.
Death: In untreated or severe cases, dengue fever can be fatal. However, with prompt and appropriate medical care, the mortality rate can be significantly reduced.
It’s important to emphasize that the majority of dengue cases are mild and resolve on their own with supportive care, such as hydration and rest. However, individuals should be vigilant for warning signs of severe dengue, such as persistent vomiting, bleeding, abdominal pain, and signs of shock, and seek immediate medical attention if any of these symptoms occur. Early detection and timely medical intervention are crucial in preventing complications and reducing the risk of severe outcomes associated with dengue fever.
7 warning signs of dengue fever in child
Recognizing the warning signs of dengue fever in a child is crucial for early detection and prompt medical intervention, as children can be more vulnerable to the complications of dengue. Here are seven warning signs of dengue fever in children:
High and Sustained Fever: One of the hallmark symptoms of dengue fever is a sudden onset of high fever. In children, a persistent high fever that lasts for more than 2 days, especially if it’s accompanied by other symptoms, is a significant warning sign.
Severe Headache: Children with dengue may complain of severe headaches, which can be persistent and intense. The headache may be located behind the eyes.
Pain in the Joints and Muscles: Dengue is often referred to as “breakbone fever” due to the severe joint and muscle pain it can cause. Children may experience pain in their joints and muscles, which can make them feel very uncomfortable.
Pain Behind the Eyes: Pain or discomfort behind the eyes is a common symptom of dengue fever and can be a warning sign in children.
Vomiting: Repeated or severe vomiting can lead to dehydration in children, which can exacerbate the complications of dengue. If a child with dengue is unable to keep fluids down, it’s a warning sign.
Bleeding: Any form of bleeding in a child with dengue, such as nosebleeds, gum bleeding, or blood in urine or stool, is a significant warning sign.
Irritability or Restlessness: Children with dengue may become unusually irritable, restless, or lethargic. Changes in behavior, particularly in a child who is normally active, should be taken seriously.
It’s important to remember that while these are common warning signs of dengue fever in children, the severity and combination of symptoms can vary. Not all children will display all of these warning signs. If you suspect your child has dengue fever and notice any of these warning signs, it is essential to seek immediate medical attention.
Early detection and proper medical care are crucial in managing dengue in children and preventing severe complications. Ensure that your child receives adequate hydration and rest, and follow the guidance of healthcare professionals for their care and treatment.
7 warning signs of dengue fever platelet count
Dengue fever can affect the platelet count in the blood, and monitoring platelet levels is an essential part of managing the disease. Here are seven warning signs related to platelet count in dengue fever:
Thrombocytopenia: Thrombocytopenia is a medical term for a low platelet count in the blood. In dengue fever, a significant drop in platelet count is one of the key warning signs.
Petechiae: Petechiae are small, red, or purple spots that appear on the skin. They are often a sign of low platelet levels and can occur in dengue patients. Petechiae can appear on various parts of the body, such as the arms, legs, and trunk.
Purpura: Purpura refers to larger, purple, or red patches on the skin caused by bleeding under the skin. Like petechiae, purpura can be a sign of low platelet count in dengue fever.
Easy Bruising: A decrease in platelet count can lead to easy bruising, where even minor bumps or injuries result in bruising.
Nosebleeds (Epistaxis): Low platelet levels can cause frequent nosebleeds or nosebleeds that are difficult to stop.
Gum Bleeding: Spontaneous or excessive bleeding from the gums, such as while brushing teeth or eating, can be a sign of low platelets.
Heavy Menstrual Bleeding: In women, dengue-related thrombocytopenia may lead to abnormally heavy menstrual bleeding.
It’s important to note that a decrease in platelet count can occur in both mild and severe cases of dengue fever, but it is more commonly associated with severe dengue (dengue hemorrhagic fever or dengue shock syndrome). Monitoring platelet levels through regular blood tests is a crucial aspect of managing dengue fever.
If you or someone you know is diagnosed with dengue and experiences any of these warning signs related to platelet count, it’s essential to seek immediate medical attention. Severe dengue can be life-threatening, and prompt medical care, including platelet transfusions, if necessary, is crucial for a positive outcome.
Best antibiotic for dengue fever
Antibiotics are not effective in treating dengue fever because dengue is caused by a virus, specifically the dengue virus and antibiotics are designed to treat bacterial infections, not viral infections. Therefore, antibiotics do not have any impact on the dengue virus itself.
The treatment for dengue fever is primarily supportive care, which focuses on managing the symptoms and preventing complications. Supportive care measures may include:
Pain and Fever Relief: Over-the-counter pain relievers such as acetaminophen (paracetamol) are often used to reduce fever and alleviate pain and discomfort. However, non-steroidal anti-inflammatory drugs (NSAIDs) like ibuprofen and aspirin should be avoided, as they can increase the risk of bleeding, which is a potential complication of dengue.
Hydration: Maintaining adequate hydration is essential, especially if the patient is experiencing vomiting and diarrhea. Intravenous (IV) fluids may be necessary in severe cases to prevent or treat dehydration.
Rest: Rest is crucial for recovery, as dengue fever can cause significant fatigue and weakness.
Monitoring: Regular monitoring of vital signs, platelet counts, and hematocrit levels is essential to detect any signs of complications, such as severe dengue.
Transfusion: In severe cases of dengue with a significant drop in platelet count and bleeding, platelet transfusions may be necessary. Blood transfusions may also be required if there is significant hemorrhaging.
Hospitalization: Patients with severe dengue (dengue hemorrhagic fever or dengue shock syndrome) require hospitalization for close monitoring and management of complications.
There is no specific antiviral medication for dengue, so treatment mainly focuses on addressing the symptoms and providing supportive care. If you suspect you have dengue fever or have been diagnosed with it, it is essential to follow the guidance of healthcare professionals and seek medical attention promptly, especially if you develop severe symptoms or warning signs of complications.
Treatment Of Dengue Fever
The treatment of dengue fever primarily involves supportive care, as there is no specific antiviral medication to treat the dengue virus itself. Supportive care focuses on relieving the symptoms, maintaining hydration, and monitoring for any complications. Here are the key aspects of the treatment of dengue fever:
Pain and Fever Management:
Fever and pain are common symptoms of dengue fever. Over-the-counter pain relievers such as acetaminophen (paracetamol) are often used to reduce fever and alleviate pain. Avoid non-steroidal anti-inflammatory drugs (NSAIDs) like ibuprofen and aspirin, as they can increase the risk of bleeding, a potential complication of dengue.
Maintaining adequate hydration is crucial, especially if the patient is experiencing vomiting and diarrhea. Drinking oral rehydration solutions (ORS) or clear fluids can help replace lost fluids and electrolytes.
In severe cases of dengue, particularly dengue hemorrhagic fever (DHF) or dengue shock syndrome (DSS), intravenous (IV) fluids may be required to prevent or treat dehydration.
Rest and Symptom Management:
Rest is essential for recovery, as dengue fever can cause significant fatigue and weakness.
Patients may also benefit from symptomatic relief measures, such as cooling the body with a damp cloth, taking tepid sponge baths to reduce fever, and using anti-itch creams or antihistamines to alleviate itching associated with the rash.
Healthcare providers will monitor vital signs, including temperature, blood pressure, and heart rate, to track the patient’s condition.
Blood tests, including platelet counts and hematocrit levels, are regularly performed to detect any signs of complications, especially in severe cases.
Transfusion (if necessary):
In severe cases of dengue with a significant drop in platelet count and bleeding, platelet transfusions may be necessary to prevent or manage bleeding episodes.
Blood transfusions may also be required if there is significant hemorrhaging.
Patients with severe dengue (DHF or DSS) require hospitalization for close monitoring and management of complications.
Intensive care may be necessary for those in critical condition, with interventions such as oxygen therapy, mechanical ventilation, and blood pressure support.
It’s important to seek medical care if you suspect you have dengue fever or if you or your loved one displays warning signs, such as severe abdominal pain, persistent vomiting, bleeding, respiratory distress, or signs of shock. Early detection and timely medical intervention are crucial in preventing complications and reducing the risk of severe outcomes associated with dengue fever.
Conclusions Of Dengue Fever
In conclusion, dengue fever is a viral illness caused by the dengue virus, primarily transmitted to humans through the bite of infected Aedes mosquitoes, particularly Aedes aegypti. Here are some key conclusions about dengue fever:
Global Impact: Dengue fever is a significant global health concern, with a high burden of disease in many tropical and subtropical regions around the world. It is estimated that billions of people are at risk of dengue infection.
Viral Diversity: The dengue virus exists in four distinct serotypes (DENV-1, DENV-2, DENV-3, and DENV-4), and infection with one serotype does not provide immunity against the others. This diversity can contribute to the risk of severe dengue in subsequent infections.
Symptoms: Dengue fever presents with a wide range of symptoms, including sudden high fever, severe headache, joint and muscle pain, pain behind the eyes, and a rash. Mild cases typically resolve with supportive care, while severe cases can lead to complications.
Warning Signs: Warning signs of severe dengue (dengue hemorrhagic fever and dengue shock syndrome) include bleeding, severe abdominal pain, persistent vomiting, respiratory distress, and altered mental status. Early detection and medical intervention are critical to prevent complications and fatalities.
Supportive Care: There is no specific antiviral treatment for dengue, so management primarily involves supportive care, including fever and pain relief, hydration, and close monitoring. Platelet and blood transfusions may be necessary in severe cases.
Prevention: Dengue prevention strategies focus on mosquito control, including eliminating breeding sites and using insect repellents and protective clothing. In some areas, vaccines have been developed and used to reduce the risk of infection.
Climate and Environmental Factors: Dengue transmission is influenced by environmental factors like temperature, rainfall, and humidity. Climate change can impact the geographic spread of the disease.
Public Health Efforts: Dengue control and prevention require coordinated efforts from public health authorities, governments, and communities. Public education and awareness campaigns play a crucial role in reducing transmission.
Ongoing Research: Research continues to improve our understanding of dengue, including vaccine development and vector control strategies. New approaches to dengue prevention and treatment are actively being explored.
In summary, dengue fever remains a significant public health challenge in many parts of the world. Timely diagnosis, effective mosquito control measures, and public awareness are essential components of efforts to combat this viral disease and reduce its impact on affected communities.
What is the main cause of dengue fever?
Dengue fever is primarily caused by the dengue virus, which is transmitted through the bite of infected mosquitoes.
Can dengue fever be fatal?
Yes, severe dengue fever can be life-threatening if not properly managed and treated.
Are there vaccines available for dengue fever?
Yes, there are vaccines available in some regions to prevent dengue fever. Consult with a healthcare provider for vaccination recommendations.
How can I protect myself from dengue fever?
Protect yourself by using mosquito repellent, wearing long-sleeved clothing, and eliminating mosquito breeding sites around your home.
Is dengue fever contagious from person to person?
No, dengue fever is not directly contagious from person to person; it is spread through mosquito bites.