Experienced and professional animal trainer provide their insights in answering this question :
A. If left untreated, the infection can get into the bone or bloodstream and become a systemic infection. This would be more serious than a local infection and yes, it would be life threatening.

How to Identify Common Pet Problems ?

Our sources include academic articles, blog posts, and personal essays from experienced pet care professionals :

It`s entirely possible that your dog could die of sepsis, even if treated, which is why you should never put off visiting the vet when your dog has an infected wound. Of course, if you notice any of the symptoms of sepsis, you should also bring your pup into the vet immediately.
Since most of the dogs are now very well vaccinated, bacterial infections are a more common cause of neonatal death than viral [18]. Puppies are most susceptible to sepsis during the first three weeks of life, with most puppies dying during the first week [19].
Tissue Protruding from Incision

This can lead to serious infections, which may be fatal. If any tissue is found protruding from the incision, immediately cover the incision with a clean towel and contact your veterinarian or veterinary emergency facility. Emergency treatment is crucial.

With appropriate therapies and support from your veterinarian, osteomyelitis can be successfully treated, and your dog can make a full recovery. However, the overall prognosis will depend on the cause, duration and severity of the infection, and the extensiveness of any wounds, trauma, or present injury.
The dog`s teeth and jaws are very powerful and the wounds they inflict can crush or tear muscles and skin, penetrate through the chest wall and cause lung collapse, or cause serious or fatal damage to intestinal organs.
Any wound that isn`t properly cleaned and covered can allow bacteria, viruses or fungi to enter through the opening in the skin, leading to infection. Sepsis occurs when the body overreacts to infection, releasing chemicals into the bloodstream that ultimately cause organ failure and death.
Dogs are vulnerable to a range of bacterial infections that can affect the respiratory system, skin, ears, urinary tract, and kidneys. Most bacterial infections can be quickly cleared up with the right course of antibiotics or anti-inflammatory medication.
No, skin diseases in small animals aren`t typically fatal. However, the lesions associated with some skin diseases in dogs and cats are severe enough to make a pet look so bad (not to mention, feel) that its owner no longer wants to deal with the disease and decides to relinquish-or even euthanize-the pet.
Sepsis in dogs most commonly originates from the GI tract (e.g., canine parvoviral enteritis), followed by the respiratory tract (e.g., bacterial pneumonia), severe dental disease, chronic urinary-tract disease and contaminated wounds.
What should I do if my dog keeps licking or chewing at the incision? If your dog persists in licking or chewing at the incision, he may need to wear an Elizabethan collar (cone) to prevent this behavior (see handout “Elizabethan Collars in Dogs” for more information).
Acute osteomyelitis develops rapidly over a period of seven to 10 days. The symptoms for acute and chronic osteomyelitis are very similar and include: Fever, irritability, fatigue. Nausea.
The best outcome occurs if you have treatment within 3-5 days of the start of infection. (In the days before antibiotic medicines, osteomyelitis was a very serious illness which sometimes caused death and often caused severe disability.)
It can take anywhere from a couple of weeks to a couple of months for a wound to fully heal— so make sure not to rush the process. Your dog will eventually get back to their normal behavior and routines– you`ll be taking them for walks and runs in no time!
A puncture wound, such as from stepping on a nail, doesn`t usually cause much bleeding. But these wounds are often deep and can be dangerous because of the risk of infection.
In most cases, your dog will heal just fine without any medical intervention. However, if the wound does not seem to be healing properly, you should take your dog to the vet. One of the ways to check fast and quickly if you have to go see the vet urgently is to use vet chat online.
If an infected cut is not treated promptly, the infection will begin to spread into the deeper tissues under the skin. This is called cellulitis. The infection can travel through your blood to other parts of your body. Once the infection spreads, you will begin to feel generally unwell and develop a fever.
The most prominent sign that you will notice is a complete relaxation of the body, your dog will no longer appear tense, rather they will “let go.” You will notice a slimming of the body as the air is expelled from their lungs for the last time and you may notice the lack of life in their eyes if they are still open.
Puppies are extremely vulnerable within the first few weeks of their lives. They have a very high neonatal mortality rate of around one in five, with larger breeds affected more than smaller breeds.
Clean the infection or wound

Topical antibacterial soaps and shampoos can help such as KetoChlor Shampoo or Malapet Shampoo. It is often necessary to shampoo pets once to twice a week, while also using any prescribed antibiotic therapy for maximal chances of recovery.

Just like human kids, puppies don`t have as strong of an immune system as adults, and there are several illnesses they`re more susceptible to—especially if they`re not fully vaccinated.
Dogs who are sick with a bacterial infection usually have digestive upset (diarrhea or vomiting), a fever and are lethargic or cranky since they do not feel well.
The longer the skin infection goes untreated, the more serious it will become. The skin will typically not clear on its own without proper treatment.
Capnocytophaga canimorsus is a bacterium transmitted through the saliva of dogs. An infection can cause severe sepsis with acral necrosis and is potentially fatal. Here, we report the case of a 41‐year‐old man who was infected through a wound that was licked by his dog.
When sepsis does develop, signs include shaking, fever, weakness, confusion, lack of appetite, vomiting, and diarrhea. Other signs can also be present depending on the type and location of the initial infection.

Relevant Questions and Answers :

the most relevant questions and answers related to your specific issue

Q. How do I get my dog to stop chewing on things? I kennel her when I leave for a few hours, but I can’t go to the mailbox without her eating something.
ANSWER : A. If she’s young, then this is just normal puppy behavior. Don’t worry about it. The thing about puppies is, they explore using their mouths. If your puppy grabs a coat hanger, or a slipper, you should roll up a newspaper, and smack yourself on the head with it for leaving those things out.. your puppy is going to explore things, that’s normal! It is 100% up to YOU to keep those things away from your puppy when your puppy is unsupervised… even for just a moment.

Remember to never scold your puppy for grabbing these things. They are just curious little cuties, and they don’t chew things up to bother us.. Dogs do not have intentional thought, so they aren’t ever doing anything ON PURPOSE to us.. The most important thing you can do when your puppy is chewing something you don’t want her to be chewing is TRADE her the inappropriate item with a toy of hers, so she understands “no honey, that isn’t what puppies chew on… THIS is what puppies chew on!” and then begin playing with her using her toy to show her that TOYS ARE FUN.. Way more fun than a boring ol’ coat hanger.

Another helpful thing you can do is have two bags of toys. In each bag is many different kinds of toys. Lots of chew toys, lots of soft squeaky toys, lots of rope-type toys, a bunch of balls.. All kinds of things! For one week you have bag#1’s toys out for your puppy to play with.. At the end of the one week, you collect those toys, and you bring out bag#2! The toys will be more interesting/feel like new to your puppy, which will in-turn, make her chew less inappropriate things. Her toys are too fun to care about that dumb Wii-mote that you left laying around.

Hope this helps!

Q. Dewey has open gash on rear hind leg; not bleeding, but very raw. What can I use to help heal wound?
ANSWER : A. Even if the wound is not actively bleeding, if it is very large (more than an inch or two) or you can visibly see tissue or bone underneath it, it is best to seek veterinary care. Your vet will likely recommend suturing up the wound to prevent infection and other debris from getting inside and taking hold. In larger wounds, antibiotics may also be given preemptively, or a temporary drain placed to keep bacteria from sitting under the skin.

If the wound is small and minor, keeping it clean and dry is the best for preventing infection. A clean warm wet washcloth can be used to clean out any dirt or debris, and then lightly dried with a dry washcloth. Do not attempt to place any over the counter medications unless instructed by your vet as many can be toxic. Keeping your dog from licking or chewing at the wound will also help prevent an infection. Signs of infection to look out for include discoloration, pain, swelling, redness or discharge that is green or yellowish in color. If you see these signs, making an appointment with your vet is best.

Q. My puppy is urinating a lot. And the lady I gave one of the puppies to said she thinks her puppy has diabetes could my puppy have it to
ANSWER : A. It is not likely that either one of these puppies has diabetes. It is very uncommon for a puppy that young to have diabetes. If your puppy is straining to urinate or is urinating very small amounts frequently and cannot seem to wait for very long between urination, he may have a urinary tract infection. It is quite possible that your puppy is completely normal. I would suggest an exam with your veterinarian and discuss the behavior with them. They may suggest a urinalysis. Your puppy should be going to the vet at 3 week intervals for vaccinations at this age, so you can discuss it when he has his next set of vaccines. The other person with the other puppy should also be taking hers to a vet for proper immunizations and she should also discuss her concerns with her vet.

Q. Can a puppy die from getting an infection from a wound that is cut down to the bone
ANSWER : A. If left untreated, the infection can get into the bone or bloodstream and become a systemic infection. This would be more serious than a local infection and yes, it would be life threatening.

Read Full Q/A … : Dog Wound Infection

Q. How do you prevent a cat from getting an abscess?My cat has one and had to get stitches and he chewed through a couple, has a open wound what do I do?
ANSWER : A. A cat should never get stitches on a wound unless it is terribly disfiguring. Wounds from bites and scratches harbor lots of bacteria, and so on closing it with sutures you simply close the bacteria inside. I suspect he is chewing at it because it is uncomfortable. The wound should be cleaned and then an antibiotic should be given – injectable or oral. The only way to prevent this is to keep your cat indoors. Cats outside will inevitably interact with other cats, and most wounds (in my experience) get infected and become abscesses without the help of an antibiotic.

Q. My dog doesn’t eat, what should I do?
ANSWER : A. If this is a puppy, see a veterinarian immediately. Puppies should want to eat. Common causes for anorexia in puppies include viruses (parvo is a big one), parasitism, and foreign bodies. They need immediate care – go to an emergency vet if yours isn’t open. Puppies can get low blood sugar and dehydration very quickly.

If this is an adult dog and you observe other concerning signs, such as diarrhea or decreased energy, you should see a veterinarian.

If the dog seems otherwise bright and stable, try offering different types of food: wet food, canned tripe, or cooked chicken and rice. Some dogs will go for canned baby food: chicken, turkey, or beef as the main ingredient. Make sure there are no garlic or onions in the ingredients!

Causes of anorexia in adult dogs can range from less serious to severe. Younger dogs are more likely to get into trouble- they tend to eat things they shouldn’t, and can get foreign bodies from eating things like socks, or stomach upset from getting in the trash. Any dog may stop eating due to stress, or just being a picky eater. Middle aged dogs can stop eating when they’re stressed and also have Addison’s disease, which can be fatal. Older dogs tend to stop eating when they develop cancer or renal disease.

There is no one-size-fits-all recipe to know when the right time is to take your dog to the vet. The moral of this story is, if it’s not getting better, your pup feels bad, or you’re worried – go see the vet!

Read Full Q/A … : My Dog Won’t Eat

Q. What solid food should I start 4 week old Pit Bull puppies on?
ANSWER : A. A puppy food designed for large breed puppies can help with rapidly growing bones and joints and can be given in a wet form easily to puppies learning to eat solids. You can also provide a dry kibble for them to try and should moisten it with water or some formula to make it easier for the puppies to eat and digest. As the puppies grow and their teeth come in, they will begin to eat and explore more of the solid food on their own.

Mom should also be on a Puppy formula while nursing her puppies as it will provide extra nutrients to both her and babies while they are in a very rapid stage of growth!

Q. I have a cat with that virur (aids) could u tell me about her disposition and care
ANSWER : A. Thanks for your question.

Unfortunately the discussion about what you asked has no straightforward answers and can be quite complex.

First thing that I would double check, considering that your cat is very young, is whether she is really infected. It is important to remember that kittens born to FIV-infected queens will receive antibodies from the queen via the milk, and so will test positive early in life though they may not be infected. Kittens with a positive test result should always be retested when they are 5-6 months of age.

Many FIV infected cats are able to live happily with the virus for a long period of time, and indeed the virus will not necessarily ever cause clinical disease.

Different factors will influence the onset of disease in your cat including:

– The ”subtype” of FIV your cat is infected with,

– Her immune response

– The presence or absence of other infectious agents.

To maintain a good quality of life for your cat, I will give you these general guidelines, but you will then find certainly helpful to speak with your veterinarian for specific cases.

– Some antiviral medications used in human patients with HIV infection have also been shown to help some cats with FIV infection. Interferons may have anti-viral effects and modify immune responses. A recombinant feline interferon (feline interferon omega) is available in some countries. Down side is the cost usually.

– Keep your cat away from other cats and possible source of infections;

– Maintain good quality nutrition;

– Keep your cat indoor if possible regularly checked by your veterinarian;

– Keep your cat away from non-infected cats.