Cat scratch disease – Causes, Symptoms, and Treatment of Bartonella Infection

Cat Scratch Disease (CSD) is a bacterial infection that can be transmitted to humans through scratches or bites from cats. While not typically life-threatening, CSD can cause uncomfortable symptoms and requires medical treatment.

One of the most common symptoms of Cat Scratch Disease is a swollen lymph node near the site of the scratch. The lymph node may become tender and painful, and it may persist for several weeks. Other symptoms can include fever, fatigue, and a general feeling of illness.

The bacteria that causes Cat Scratch Disease, Bartonella henselae, is found in the saliva of infected cats. When a cat scratches or bites a human, the bacteria can be transmitted into the person’s skin, leading to infection. While any cat can carry the bacteria, kittens less than a year old are more likely to be infected.

If you suspect you have Cat Scratch Disease, it is important to seek medical attention for diagnosis and treatment. Your doctor may prescribe antibiotics to help clear the infection and relieve symptoms. In severe cases or when complications arise, additional medical interventions may be necessary.

Prevention of Cat Scratch Disease can be achieved by avoiding rough play with cats, especially kittens, and by washing any scratches or bites with soap and water. Regularly cleaning and treating your cat for fleas can also help reduce the risk of infection. If you are scratched or bitten by a cat and develop symptoms such as swollen lymph nodes or fever, it is essential to consult a healthcare professional for proper evaluation and treatment.

Overview of Cat Scratch Disease

Cat Scratch Disease (CSD) is an infectious disease that is caused by a bacterium called Bartonella henselae. This disease is primarily transmitted to humans through scratches or bites from cats that are infected with the bacteria.

The most common symptom of Cat Scratch Disease is a swollen lymph node, also known as lymphadenopathy. The lymph node closest to the scratch or bite site is usually affected and may become painful and tender to the touch.

In addition to swollen lymph nodes, individuals with Cat Scratch Disease may also experience other symptoms such as fever, fatigue, headache, and a general feeling of discomfort.

Causes of Cat Scratch Disease

Cat Scratch Disease is caused by the bacterium Bartonella henselae, which can be found in the saliva of infected cats. When a cat bites or scratches a person, the bacteria can be transferred into the person’s skin, leading to an infection.

Treatment of Cat Scratch Disease

The majority of cases of Cat Scratch Disease resolve on their own without treatment. However, if the symptoms are severe or persist for a long time, medical intervention may be necessary. Antibiotics, such as azithromycin or doxycycline, may be prescribed to treat the infection and relieve symptoms.

It is important to note that prevention is key in avoiding Cat Scratch Disease. Avoid rough play with cats and be cautious when handling stray or feral cats. If you do get scratched or bitten by a cat, wash the wound thoroughly with soap and water and seek medical attention if necessary.

Symptoms of Cat Scratch Disease	Causes of Cat Scratch Disease
– Swollen lymph nodes	– Bacteria transfer through cat bites or scratches
– Fever	– Bartonella henselae found in cat saliva
– Fatigue
– Headache

Symptoms of Cat Scratch Disease

Cat Scratch Disease is a bacterial infection that is typically caused by the bacterium Bartonella henselae. This disease is usually transmitted to humans through scratches or bites from infected cats.

Common symptoms of Cat Scratch Disease include:

• Fever: Most individuals with Cat Scratch Disease experience a mild to moderate fever that can last for several weeks.
• Swollen lymph nodes: Lymph nodes, especially those near the site of the scratch or bite, may become swollen and tender.
• Reddened skin: The area around the scratch or bite may become red and inflamed.
• Headache: Some individuals may experience headaches as a result of Cat Scratch Disease.
• Fatigue: Many people with this disease may feel tired or lethargic.

If you have been scratched or bitten by a cat and experience any of these symptoms, it is important to seek medical attention. Cat Scratch Disease can usually be diagnosed through a physical examination and medical history. Treatment typically involves antibiotics to help clear the bacterial infection.

Causes of Cat Scratch Disease

Cat Scratch Disease is caused by a bacterial infection known as Bartonella henselae. This bacterium is commonly found in cats, especially kittens, and can be transmitted to humans through a scratch or bite from an infected cat.

When a cat scratches or bites a human, the bacteria from their saliva or claws can enter the skin, leading to an infection. The bacteria then travels to nearby lymph nodes, where it multiplies and causes inflammation.

Typically, the first sign of Cat Scratch Disease is a small, red bump at the site of the scratch or bite. Over time, the lymph nodes near the infected area may become swollen and tender. Other symptoms may include fever, fatigue, and body aches.

It’s important to note that not all cats carrying Bartonella henselae will cause Cat Scratch Disease in humans. The risk is higher in kittens, as they are more likely to carry the bacteria and have a tendency to scratch and bite during play. Additionally, cats that spend time outdoors or live in multi-cat households are also at a higher risk of carrying the bacteria.

If you suspect you have Cat Scratch Disease, it’s important to seek medical attention. Your healthcare provider can diagnose the infection through a physical examination and may order additional tests, such as blood tests, to confirm the diagnosis.

Fortunately, most cases of Cat Scratch Disease resolve on their own without treatment. However, in severe cases or if the infection spreads to other parts of the body, antibiotics may be prescribed to help clear the infection. It’s also important to keep the scratch or bite clean and to avoid scratching the area, as this can further aggravate the infection.

Prevention is key in reducing the risk of Cat Scratch Disease. Washing your hands thoroughly after playing with or handling cats, especially kittens, can help prevent the spread of bacteria. Trimming your cat’s nails regularly and avoiding rough play can also reduce the likelihood of scratches or bites.

Overall, understanding the causes of Cat Scratch Disease and taking appropriate precautions can help prevent this bacterial infection and ensure the well-being of both cats and humans.

Transmission of Cat Scratch Disease

Cat Scratch Disease (CSD) is transmitted through the scratch or bite of an infected cat. The disease is caused by a bacterium known as Bartonella henselae, which can be found in the saliva and claws of infected cats.

When a cat scratches or bites a person, the bacteria can enter the body through the broken skin. From there, the bacteria travel through the lymphatic system, which is responsible for the body’s immune response, and can cause infection in the nearby lymph nodes.

One of the hallmark symptoms of CSD is swollen and tender lymph nodes, usually in the area where the scratch or bite occurred. The lymph nodes may become red, warm, and painful, and can sometimes develop pus-filled abscesses.

It’s important to note that not all cats carry the bacteria that cause CSD, and not all cat scratches or bites result in infection. However, it’s still important to take precautions when interacting with cats, especially if they have a history of scratching or biting.

If you are scratched or bitten by a cat and notice any signs of infection, such as persistent swelling or redness, consult a healthcare professional. They will be able to diagnose and treat the infection, which may involve antibiotics or other medications.

In conclusion, Cat Scratch Disease is transmitted through scratches or bites from infected cats and is caused by the bacteria Bartonella henselae. Proper hygiene and avoiding rough play with cats can help reduce the risk of contracting the disease.

Diagnosis of Cat Scratch Disease

Diagnosing cat scratch disease (CSD) can be challenging as there is no specific test for it. However, doctors consider a combination of symptoms, medical history, and laboratory tests to make a diagnosis.

Symptoms and Medical History

When diagnosing CSD, doctors will first inquire about the patient’s medical history and any recent exposure to cats. They will ask about the presence of symptoms such as fever, headache, fatigue, and swollen lymph nodes.

In addition, doctors will take into consideration any recent scratches or bites from a cat, as this is a common mode of transmission of the disease.

Laboratory Tests

Laboratory tests are used to confirm the diagnosis of CSD and rule out other possible causes of similar symptoms. These tests may include:

Test	Description
Blood culture	A sample of the patient’s blood is collected and cultured to identify the presence of the bacteria Bartonella henselae, which causes CSD.
Skin test	A small amount of Bartonella henselae antigen is injected into the skin to see if a reaction occurs.
Serologic tests	Blood tests that detect antibodies against Bartonella henselae can be helpful in confirming a diagnosis.

It is important to note that these laboratory tests may not always yield definitive results, and a diagnosis may still be made based on the presence of typical symptoms and exposure to a cat.

Overall, diagnosing cat scratch disease involves evaluating symptoms, medical history, and laboratory tests to accurately identify the bacterial infection and lymph node inflammation associated with this disease.

Complications of Cat Scratch Disease

While cat scratch disease is usually a mild and self-limiting condition, in some cases, complications can occur. These complications are more common in individuals with a weakened immune system.

One of the main complications of cat scratch disease is the development of an abscess at the site of the scratch. This occurs when bacteria from the cat’s claws or teeth enter the skin, causing an infection. Symptoms of an abscess include redness, swelling, and pus formation at the site of the scratch. If left untreated, the abscess may need to be drained or surgically removed.

In rare cases, cat scratch disease can lead to more serious complications such as encephalopathy or meningitis. Encephalopathy is a condition that affects the brain, causing symptoms like confusion, seizures, and changes in behavior. Meningitis, on the other hand, is the inflammation of the membranes that cover the brain and spinal cord, resulting in symptoms like severe headache, fever, and neck stiffness.

Additionally, cat scratch disease can cause infection and enlargement of the lymph nodes. Lymph nodes are small, bean-shaped organs that play a crucial role in the body’s immune system. When they become infected, they may become swollen and tender to the touch.

If you experience any of these complications or if your symptoms worsen, it is important to seek medical attention. Your healthcare provider can determine the appropriate treatment and help manage any complications that may arise.

Treatment for Cat Scratch Disease

When a person develops symptoms of cat scratch disease, it is important to seek medical attention promptly. The treatment for cat scratch disease typically involves managing the symptoms and addressing any complications that may arise.

Most cases of cat scratch disease will resolve on their own without treatment. However, in some cases, treatment may be necessary to alleviate symptoms and prevent complications.

If the lymph nodes are swollen and causing discomfort, over-the-counter pain relievers, such as ibuprofen or acetaminophen, may be recommended to help reduce pain and inflammation.

In cases where the symptoms are severe or persist for an extended period, a healthcare professional may prescribe antibiotics. Antibiotics are used to treat cat scratch disease caused by the bacteria Bartonella henselae. Commonly prescribed antibiotics for cat scratch disease include azithromycin, clarithromycin, and doxycycline.

In addition to medications, it is important to care for the scratch or bite wound to prevent further infection. Keep the area clean with mild soap and water, and apply an over-the-counter antibiotic ointment. If the wound becomes red, swollen, or shows signs of infection, it is crucial to seek medical attention promptly.

It is also important to rest and take care of oneself while recovering from cat scratch disease. Getting plenty of sleep, eating a healthy diet, and staying hydrated can all help support the body’s immune response and aid in recovery.

If complications arise from cat scratch disease, such as an abscess or an infection in other parts of the body, additional treatment may be necessary. This may include draining the abscess or further antibiotic treatment, depending on the specific circumstances.

Overall, cat scratch disease is typically a self-limiting condition that resolves on its own. However, seeking medical attention and following recommended treatments can help manage symptoms and prevent complications.

Prevention of Cat Scratch Disease

To prevent cat scratch disease, it is important to take certain precautions when handling cats. Here are some tips to minimize the risk of contracting this illness:

• Avoid rough play with kittens and cats: Scratches and bites from cats can lead to this disease. Be gentle during playtime to avoid any potential scratches or bites.
• Keep your cat’s claws trimmed: Regularly trimming your cat’s claws can help reduce the chance of getting scratched. Consult with a veterinarian on how to properly trim your cat’s claws.
• Wash your hands: After playing with a cat, make sure to wash your hands thoroughly with soap and water. This helps to remove any potentially harmful bacteria.
• Avoid contact with stray cats: Stray cats are more likely to carry the bacteria that causes cat scratch disease. Avoid contact with these cats to reduce the risk of infection.
• Keep cats indoors: Indoor cats have a lower risk of exposure to the bacteria that causes cat scratch disease. Keeping your cat indoors can help prevent the illness.
• Use flea control methods: Fleas can carry the bacteria that causes cat scratch disease. Keep your cat protected with regular flea control methods recommended by a veterinarian.
• Seek medical attention: If you are scratched or bitten by a cat and develop symptoms such as a swollen lymph node, fever, or an infection, seek medical attention promptly.

By following these preventative measures, you can greatly reduce the risk of contracting cat scratch disease. Remember to always prioritize your safety and well-being when interacting with cats.

When to See a Doctor for Cat Scratch Disease

If you suspect you may have cat scratch disease, it is important to see a doctor for a proper diagnosis and treatment. While the disease is usually mild and self-limiting, there are cases where medical intervention is necessary.

One of the main symptoms of cat scratch disease is swollen lymph nodes near the site of the scratch or bite. If you notice any swelling or tenderness in your lymph nodes after being scratched by a cat, it is important to see a doctor. This could be a sign of an infection caused by the bacteria Bartonella henselae, which is responsible for cat scratch disease.

In addition to swollen lymph nodes, other symptoms of cat scratch disease may include a fever, fatigue, headache, and overall feeling of malaise. If you experience any of these symptoms, especially if they persist or worsen over time, it is recommended to seek medical attention.

A doctor will be able to diagnose cat scratch disease by evaluating your symptoms and medical history, as well as performing a physical examination. They may also order tests such as a blood test or a lymph node biopsy to confirm the diagnosis.

Once diagnosed, treatment for cat scratch disease is usually supportive and aimed at relieving symptoms. This may include over-the-counter pain relievers, antibiotics, or other medications to reduce fever and discomfort.

In rare cases, complications from cat scratch disease may occur, such as an abscess or an infection spreading to other parts of the body. If you develop severe symptoms, such as persistent fever, worsening pain, or difficulty moving the affected limb, it is important to seek immediate medical attention.

Overall, if you have any concerns or suspect you may have cat scratch disease, it is always best to consult a healthcare professional for appropriate evaluation and management.

Prognosis for Cat Scratch Disease

Generally, the prognosis for cat scratch disease is excellent. Most people recover fully without any complications.

The disease typically begins with a scratch or bite from an infected cat. The bacteria responsible for cat scratch disease, called Bartonella henselae, can enter the body through the site of injury and travel to nearby lymph nodes.

After an incubation period of about 3-14 days, symptoms may start to appear. The most common symptoms include a swollen lymph node near the scratch or bite, fever, and general malaise. These symptoms usually resolve on their own within a few weeks.

In rare cases, complications may occur. Infections can spread from the lymph nodes to other parts of the body, leading to more severe symptoms. These may include abscess formation, pneumonia, or central nervous system involvement.

Fortunately, such complications are uncommon, especially in otherwise healthy individuals. Treatment for cat scratch disease typically involves supportive care, such as pain relief and rest. Antibiotics may be prescribed in cases of severe or prolonged symptoms.

If you have been scratched or bitten by a cat and develop symptoms such as swollen lymph nodes and fever, it is important to seek medical attention. A healthcare professional can evaluate your symptoms and determine the appropriate course of treatment.

Epidemiology of Cat Scratch Disease

Cat scratch disease (CSD) is a bacterial infection caused by the bacteria Bartonella henselae. It is commonly contracted through scratches or bites from cats. CSD primarily affects children and young adults, with the highest incidence occurring in those aged 5 to 14 years old.

The disease is more prevalent in the United States, with an estimated 22,000 reported cases each year. However, the actual number of cases is believed to be much higher, as many individuals with mild symptoms do not seek medical attention.

Initial symptoms of CSD include a low-grade fever, fatigue, and a small pustule or blister at the site of the scratch or bite. As the infection progresses, the lymph nodes closest to the scratch or bite may become swollen and tender. In some cases, the lymph nodes can even develop pus-filled abscesses.

Transmission and Risk Factors

The bacteria responsible for CSD can be found in the saliva of infected cats. They are transmitted to humans when an infected cat bites or scratches them, or licks an open wound on their body. People who own or interact with young cats, outdoor cats, or cats that have fleas are at a higher risk of contracting CSD.

Prevention and Control

To prevent cat scratch disease, it’s important to practice good hygiene. This includes washing your hands thoroughly after handling cats, especially if you have been scratched or bitten. It’s also recommended to keep your cats’ nails trimmed and to avoid rough play that may result in scratches or bites.

In conclusion, cat scratch disease is an infectious disease caused by the bacteria Bartonella henselae. It primarily affects children and young adults and is transmitted through scratches or bites from infected cats. By taking necessary precautions, such as practicing good hygiene and avoiding rough play with cats, the risk of contracting CSD can be minimized.

Key Points about Cat Scratch Disease:
– Caused by the bacteria Bartonella henselae
– Primarily contracted through scratches or bites from cats
– Common symptoms include fever, fatigue, and swollen lymph nodes
– Good hygiene practices can help prevent the disease

Research on Cat Scratch Disease

Research on Cat Scratch Disease (CSD) has revealed important information about this bacterial infection. CSD is caused by the bacteria Bartonella henselae and is typically transmitted to humans through a scratch or bite from an infected cat.

One of the key findings of research is that CSD primarily affects the lymph nodes. The lymph nodes in the area where the scratch or bite occurred become swollen and tender. This is a result of the body’s immune response to the infection.

Cat scratch disease can present with a variety of symptoms. Common symptoms include fever, fatigue, headache, and a general feeling of malaise. In some cases, an individual may develop a red bump or blister at the site of the scratch or bite. These symptoms typically appear within 3-14 days after exposure to the bacteria.

Researchers have also discovered that the severity of cat scratch disease can vary. While most cases are mild and resolve on their own within a few weeks, some individuals may experience more severe symptoms or complications. These can include swollen lymph nodes that persist for several months, additional skin lesions, and, rarely, damage to the liver, spleen, or other organs.

To diagnose cat scratch disease, doctors may perform laboratory tests, such as blood tests or a biopsy of the swollen lymph nodes. Treatment for CSD typically involves relieving symptoms, such as fever and pain, and may include the use of antibiotics in more severe cases. Prevention methods, such as regularly washing hands after interacting with cats and avoiding rough play, can help reduce the risk of infection.

In conclusion, research on cat scratch disease has provided valuable insights into the causes, symptoms, and treatment options for this bacterial infection. By understanding the underlying mechanisms of CSD, researchers can continue to improve diagnosis and treatment methods, ultimately leading to better outcomes for those affected by this disease.

Cat Scratch Disease in Children

Cat Scratch Disease, also known as Cat Scratch Fever, is an infectious disease that primarily affects children. It is caused by a bacterium called Bartonella henselae, which is transmitted to humans through a scratch or bite from a cat.

When a cat scratches a person, the bacteria from the cat’s claws can enter the skin, causing an infection. The most common symptoms of Cat Scratch Disease in children include a swollen lymph node near the scratch or bite, fever, fatigue, headache, and body aches.

Children are more susceptible to Cat Scratch Disease because they often play with cats, and their immune systems are not fully developed. The bacteria can easily spread from a cat’s mouth or paws to a child’s skin during rough play or when a child handles a cat’s litter box or food.

If a child develops symptoms of Cat Scratch Disease, it is important to seek medical attention. The doctor may examine the swollen lymph nodes and order blood tests to confirm the diagnosis. Treatment for Cat Scratch Disease in children often involves the use of antibiotics to eliminate the bacterial infection.

Preventing Cat Scratch Disease in Children

There are several steps that can be taken to reduce the risk of Cat Scratch Disease in children. Parents should teach their children the following precautions:

• Avoid rough play with cats, especially kittens, to minimize the risk of scratches or bites
• Wash hands thoroughly with soap and water after handling cats or cleaning litter boxes
• Keep cats indoors to reduce exposure to the bacteria
• Regularly inspect cats for fleas and use appropriate flea control measures
• Do not allow children to kiss cats near their mouth or face

By following these preventive measures, parents can greatly reduce the likelihood of their children contracting Cat Scratch Disease.

Conclusion

Cat Scratch Disease is a common infection in children that can be caused by scratches or bites from cats. It is important for parents to be aware of the symptoms and take preventive measures to protect their children. If symptoms occur, seeking medical attention and following the prescribed treatment can help in the recovery process.

Symptoms	Causes	Treatment
Swollen lymph node	Bartonella henselae bacteria	Antibiotics
Fever	Scratch or bite from a cat	Rest and fluids
Fatigue	Contact with a cat’s litter box or food	Fever reducers

Similar Diseases to Cat Scratch Disease

There are several diseases that are similar to cat scratch disease in terms of symptoms and causes. One such disease is lymphadenitis, which is an infection of the lymph nodes. Like cat scratch disease, lymphadenitis can be caused by bacteria and can lead to swollen lymph nodes and fever.

Another similar disease is cat scratch fever, which is also caused by a bacterial infection from a cat scratch or bite. It can cause fever, fatigue, and swollen lymph nodes.

Additionally, there are other types of bacterial infections that can cause similar symptoms to cat scratch disease. For example, Bartonella henselae infection can lead to swollen lymph nodes and fever, just like cat scratch disease.

It is important to differentiate between these diseases as the treatment and management can differ. If you experience symptoms such as swollen lymph nodes, fever, and a history of contact with a cat, it is important to seek medical attention to determine the cause and receive appropriate treatment.

Cat Scratch Disease and Immunocompromised Individuals

Cat Scratch Disease (CSD) is a bacterial infection caused by the bacterium Bartonella henselae. It usually occurs after being scratched or bitten by a cat. While most people with a healthy immune system experience mild symptoms, individuals with compromised immune systems may face more severe complications.

Lymph Nodes and Swollen Lymph

One of the common symptoms of Cat Scratch Disease is swollen lymph nodes. Lymph nodes are small, bean-shaped glands located throughout the body that play an important role in the body’s immune system. When the bacteria enter the body, they can cause the lymph nodes to become enlarged and tender.

In immunocompromised individuals, the swollen lymph nodes can be even more pronounced and last for a longer period of time. This is because their weakened immune system may struggle to fight off the infection efficiently, leading to more severe inflammation. It’s important for individuals with compromised immune systems to seek medical attention if they experience prolonged or worsening lymph node swelling.

Cat Scratch Fever in Immunocompromised Individuals

Immunocompromised individuals are also at a higher risk of developing cat scratch fever, a more severe manifestation of Cat Scratch Disease. Cat scratch fever can cause a variety of symptoms, including fever, fatigue, body aches, and headaches. In severe cases, it can lead to complications such as abscesses, neurologic symptoms, and even endocarditis.

Individuals with weakened immune systems, such as those with HIV/AIDS or undergoing immunosuppressive therapy, should take extra precautions when interacting with cats. This may include avoiding contact with stray or feral cats and ensuring that their own pets are regularly screened for Bartonella henselae infection.

If an individual with a compromised immune system gets scratched or bitten by a cat, it’s important for them to seek immediate medical attention. Prompt diagnosis and appropriate treatment can help prevent the progression of Cat Scratch Disease and minimize the risk of complications.

Overall, individuals with compromised immune systems should be aware of the potential risks associated with Cat Scratch Disease and take necessary precautions to protect themselves from infection. Regular communication with healthcare professionals and practicing good hygiene can go a long way in preventing complications and ensuring overall well-being.

Cat Scratch Disease in Cats

Cat scratch disease is an infection that can affect cats, as well as humans. It is caused by a type of bacteria called Bartonella henselae, which is commonly found in the saliva of infected cats.

When a cat scratches or bites a human, the bacteria can be transmitted, leading to the development of cat scratch disease. The most common symptom in cats is a swollen lymph node near the site of the scratch or bite. This is because the bacteria travel through the lymphatic system and can cause inflammation in nearby lymph nodes.

In addition to swollen lymph nodes, cats with cat scratch disease may also experience other symptoms such as fever, loss of appetite, and lethargy. These symptoms can vary in severity depending on the individual cat and the extent of the infection.

If you suspect that your cat has cat scratch disease, it is important to take them to a veterinarian for diagnosis and treatment. The vet may perform tests to confirm the presence of the bacteria or may prescribe antibiotics to help clear the infection. In some cases, the swollen lymph nodes may need to be surgically drained.

Prevention is key when it comes to cat scratch disease in both cats and humans. Keeping your cat’s nails trimmed and avoiding rough play can help reduce the risk of scratches. Regularly washing your hands after handling cats and avoiding contact with stray or feral cats can also help prevent infection.

If you notice any signs of cat scratch disease in your cat, it is important to seek veterinary care promptly. Early diagnosis and treatment can help prevent complications and ensure a full recovery for your feline friend.

Q&A:

What is cat scratch disease?

Cat scratch disease is a bacterial infection that is transmitted through scratches or bites from infected cats.

What are the symptoms of cat scratch disease?

The symptoms of cat scratch disease may include swollen lymph nodes, fever, fatigue, headaches, and a small bump or blister at the site of the scratch or bite.

How is cat scratch disease diagnosed?

Cat scratch disease can be diagnosed through a physical examination, medical history, and laboratory tests, such as a blood test or a biopsy of an affected lymph node.

Can cat scratch disease be treated?

Yes, cat scratch disease can be treated with antibiotics. In most cases, the infection will resolve on its own without treatment, but medication can help alleviate symptoms and prevent complications.

Is cat scratch disease contagious?

Cat scratch disease is not directly contagious from person to person. It can only be transmitted through direct contact with an infected cat’s scratch or bite.

What is cat scratch disease?

Cat scratch disease is an infectious illness caused by a bacterium called Bartonella henselae. It is usually contracted through a scratch or bite from an infected cat.