
Can My Dog Give Me a Blood Infection?
Learn about dog-to-human blood infections with Acacia Pet Clinic. We offer expert advice on prevention and symptoms.
Blood Infections from Dogs: Risks and Prevention
As pet owners, we cherish the affection our furry friends show us, often expressed through enthusiastic licking. However, while this behavior is endearing, many owners ask: is dog blood dangerous to humans? Or can saliva transmit bacteria? Although direct contact with blood infection in dogs is rare, understanding the risks, symptoms, and prevention strategies is crucial for every dog owner.
What Types of Infections Can I Get from My Dog?
When discussing infectious blood diseases that can be transmitted from dogs to humans, we often look at bacteria that enter the bloodstream through bites or scratches. Dogs can carry various bacteria that may infect humans, notably:
- E. coli
- Salmonella
- Campylobacter
These bacteria primarily affect the gastrointestinal system, leading to symptoms such as diarrhea, abdominal cramps, nausea, and fever. While these infections can be serious, particularly for vulnerable populations like the elderly, young children, or immunocompromised individuals, a more alarming threat comes from Capnocytophaga canimorsus.
Capnocytophaga Infections
This specific bacteria is a primary concern when asking if is dog blood dangerous to humans via open wounds. It can be transmitted through dog bites or licks, particularly if they contact an open wound or mucous membranes. Initial symptoms of a Capnocytophaga infection can mimic flu-like conditions, including:
- Headaches
- Muscle pain
- Fever
As the infection progresses, it can lead to more severe symptoms such as vomiting, abdominal pain, and confusion. Alarmingly, approximately 30% of individuals who contract a Capnocytophaga infection may face life-threatening consequences, according to the Centers for Disease Control and Prevention (CDC).
Potential Complications of Capnocytophaga
If left untreated, a Capnocytophaga infection can lead to:
- Cellulitis: A bacterial skin infection causing swelling, pain, and redness.
- Low Blood Pressure: Dangerous drops in blood pressure can occur, risking blood flow to vital organs.
- Sepsis: A severe condition resulting from the body's response to infection that can damage organs.
- Disseminated Intravascular Coagulation: A disorder affecting blood clotting that can lead to organ damage and bleeding.
Who Is at Risk for Capnocytophaga?
Healthy individuals are generally at lower risk for infections from dog interactions. However, certain conditions can increase vulnerability, including:
- Loss of the spleen
- Cancer
- Chronic obstructive pulmonary disease (COPD)
- Diabetes
- Excessive alcohol use
- Autoimmune disorders, including HIV/AIDS
If you have any of these conditions, it is crucial to exercise caution around your dog, especially regarding licks or bites.
How Can I Avoid Blood Infections?
While serious infections from dogs are uncommon in healthy individuals, it is wise to take preventive measures:
- Avoid Dog Licks on Open Wounds: Do not allow your dog to lick any cuts, scratches, or broken skin.
- Seek Medical Attention After Bites: Always inform your doctor if your dog bites you or breaks your skin. Bites may require medical evaluation, tetanus shots, and possibly antibiotics.
- Limit Face Licking: Consider refraining from allowing your dog to lick your face, especially if they tend to investigate unsanitary items during walks.
- Distract Your Dog: When your dog attempts to lick you, redirect their attention with toys or other activities to discourage the behavior.
- Consult Our Doctors at Acacia Pet Hospital: If you are worried about a potential blood infection in dogs that could affect your family, or have concerns about your dog's health and behavior, reach out for professional advice.
Conclusion
While the bond between you and your dog is special, it's essential to remain informed about potential health risks. By understanding the dangers of bacterial transmission and taking preventive measures, you can enjoy a safe and loving relationship with your furry friend.
If you need more help or have any questions, call us at Acacia Pet Clinic, (408) 264-6354, 4486 Pearl Ave, San Jose, CA 95136. Hours: Monday-Friday: 8:00 am – 5:00 pm.

Acacia Pet Clinic Team
Veterinary Care Experts
The Acacia Pet Clinic team is dedicated to providing high-quality, compassionate care for pets in San Jose. Our expertise ranges from preventive wellness to complex medical treatments.
Acacia Pet Clinic is proud to provide expert veterinary care to the San Jose community. We are honored to serve pets and their owners from Willow Glen, Cambrian Park, Blossom Valley, Almaden Valley, and the surrounding South Bay neighborhoods.






