When most people think of a dog bite, they picture broken skin or a frightening moment, not often the cascade of medical complications that usually follow a dog bite. Dog bites can cause a variety of injuries, from superficial cuts to deep punctures, severe infections, and even life-threatening systemic diseases. Sometimes people face the need for future plastic surgery, which can be life-changing in many ways.
In this blog, we’ll examine why some dogs cause more dangerous bites and explore some of the hidden medical issues that can develop if a bite isn’t treated promptly and correctly. We’ll also discuss how having a Southside Injury Attorney to help with your Georgia dog bite case could make a significant difference in the outcome.
The Mechanics of Dog Bites: More Than Just a Snap
At first glance, a dog bite is a physical wound, but the mechanical forces of a dog’s jaw are key to understanding the severity of the bite. Dogs sometimes do more than just “nip” because their jaws are powerful tools that have the potential for gripping, tearing, and exerting pressure.
Bite Force and Jaw Strength
A dog’s bite isn’t just about pressure; it also reveals the dog’s impressive anatomy. Frontiers in Veterinary Science reports that adult dogs can exert hundreds of pounds of force per square inch with their jaws, and even larger breeds can exceed 300–450 pounds of force per square inch. That’s more force than many small tools used in human workplaces and enough to crush bone, tear soft tissue, and damage underlying structures like tendons, nerves, and muscles.
Why is this important? A small skin wound may hide deeper, unseen damage underneath. Crush injuries and tendon disruptions are not always immediately obvious, which can increase the risk of infection and complicate healing.
Breed Tendencies and Bite Severity
It’s tempting to categorize bites by breed, but the truth is that a dog’s behavior and history matter more than breed labels. Still, some breeds with strong jaws and large teeth are statistically more likely to be involved in serious bite incidents, mainly because their biomechanics enable deeper, more forceful injuries.
This does not imply that all large dog breeds are inherently dangerous. Still, it supports the idea that higher bite force and larger anatomy are associated with more serious physical injuries.
When the Injury Goes Deeper: Secondary Dangers After a Bite
It’s one thing to recover from a surface wound, but what often makes dog bites medically serious is what happens after the initial injury.
Pathogens in the Dog’s Mouth
Despite the old myth that a dog’s mouth is “cleaner than a human’s,” a dog’s saliva and tooth surfaces harbor a wide array of bacteria. The National Library of Medicine reports that bacteria, including Pasteurella, Staphylococcus, Streptococcus, and Capnocytophaga, among others, readily cause infection when introduced into human tissue.
One of the most common bacteria in bite wounds is Pasteurella multocida, which can cause rapid-onset cellulitis—redness, swelling, and pain that begin within 24 hours—and may lead to more serious infections like osteomyelitis or bacteremia (bacteria in the blood).
Hidden Culprits: Rare but Serious Infections
In addition to common bacteria, the CDC has observed that dog bites can transmit Capnocytophaga canimorsus, a less common but equally severe infection, especially in people with weakened immune systems. This organism can enter the bloodstream, causing septicemia, meningitis, or even organ failure if not treated promptly.
Then there’s MRSA (Methicillin-Resistant Staphylococcus aureus), a strain of bacteria resistant to many common antibiotics, which can cause persistent and hard-to-treat infections. Unlike typical bacteria that respond to standard treatments, MRSA may require stronger, hospital-based therapies.
All of these could require extensive medication to resolve, not to mention the physical pain, the time to recover, and the need to ensure medications are taken properly and consistently. In many cases, treatment involves multiple rounds of antibiotics, close medical monitoring, and even hospitalization.
Understanding Secondary Injuries: More Than Just Infection
Infections are only part of the secondary damage that can result from a dog bite. The injury does not normally stop at the skin’s surface.
Tetanus: A Silent Threat
Although many people think of tetanus as caused by stepping on a rusty nail, the bacterium Clostridium tetani actually thrives in soil, dust, and animal feces, which means deep puncture wounds from dog bites can introduce the organism into the body. Tetanus produces a toxin that affects the nervous system, leading to muscle stiffness, spasms, and in severe cases, life-threatening respiratory issues.
For this reason, medical professionals often check tetanus immunization status after any significant bite and give a booster if necessary.
Delayed Healing and Misleading Presentations
One of the most dangerous aspects of dog bite wounds is how tricky they can be. A small puncture might look like it’s healing on the surface, but bacteria can grow beneath the surface. That hidden infection can spread fast, sometimes causing more serious tissue damage or systemic issues like sepsis if it’s not seen and treated.
Why Immediate Care Matters
Following any dog bite or attack, you must seek medical attention immediately, regardless of the perceived severity, because infections and more serious damage can develop beneath the skin; time is critical.
Prompt Cleaning and Reporting
The first line of defense is immediate wound care. If a dog has bitten you or a loved one, call 911 for medical attention. Medical staff will most likely perform thorough cleaning with soap and water, irrigate the wound to remove contaminants, and eliminate any debris or dead tissue. Proper initial care can significantly reduce the risk of bacteria taking hold and multiplying.
Having your local county animal control officer come out and file a report is equally important; your health and safety come first.
If the attack is severe enough, they may want to transport the victim to a local hospital for further evaluations, surgeries if needed, and to administer antibiotics and other necessary medical interventions.
Monitoring for Signs of Infection
Even with proper initial care, infections can still occur. Early warning signs to watch out for include:
- Increasing redness or swelling
- Pain that worsens over time
- Pus or discharge from the wound
- Fever or chills
If these symptoms occur, prompt medical re-evaluation is essential!
Long-Term Consequences
Dog bites that are left untreated or become severely infected may require surgery, ranging from abscess drainage to reconstructive procedures, especially when vital structures such as tendons and nerves are affected.
In some cases, a deep infection can cause osteomyelitis (a bone infection), endocarditis (an infection of the heart’s inner lining), or meningitis, especially in people with weakened health.
It is very important that if a dog has bitten you or a loved one, you should seek medical attention immediately, watch for signs and symptoms of infection, and follow medical professionals’ advice for proper healing.
Conclusion: Respecting the Bite and Responding Wisely
Dog bites are a medical event, one that involves not just the physical trauma of teeth and tissue, but also microbial invaders and biological responses that can complicate healing. This healing could take weeks, months, or even years. Southside Injury Attorneys has decades of experience successfully helping those who have been attacked by another’s dog recover medical expenses and lost wages.
Call us today at (866) 982-5295 for a free case evaluation with one of Georgia’s top dog bite attorneys.
Sources
¹ Kim, S. E., Arzi, B., Garcia, T. C., & Verstraete, F. J. M. (2018). Bite forces and their measurement in dogs and cats. Frontiers in Veterinary Science, 5, 76. https://doi.org/10.3389/fvets.2018.00076. Accessed March 2026.
² Centers for Disease Control and Prevention. (2024). Capnocytophaga infections.https://www.cdc.gov/capnocytophaga/index.html. Accessed March 2026.
