Dog Spleen Surgery - Splenectomy: What You Need to Know
- Dr. Parker Keil
- Jun 30
- 9 min read
Finding out your dog needs surgery can be pretty scary, especially when it involves something like their spleen. A canine splenectomy, which is the removal of the spleen, is a serious procedure, but it's often necessary to help your furry friend get back to feeling good. This article will go over what this surgery means for your dog, including why it might be needed, what happens during the procedure, and what you can expect during recovery.

Key Takeaways
A canine splenectomy involves removing a dog's spleen, often due to tumors, injury, or other serious health problems.
The spleen plays a role in filtering blood and immune function, but dogs can live a full life without it.
Symptoms like pale gums, a swollen belly, or sudden weakness mean you should get your dog to the vet right away.
The surgery has risks, mainly bleeding, so careful post operative monitoring is important.
After surgery, your dog will need pain medicine, limited activity, and a cone to help them heal properly.
Frequently Asked Questions
What is a splenectomy for dogs?
A splenectomy is a surgery where a dog's spleen is removed. This procedure is often needed if the spleen has a tumor, gets twisted, or is damaged from an accident. Even though the spleen is important, dogs can live full, happy lives without it because other parts of their body take over its jobs.
What signs suggest my dog needs spleen surgery?
You might notice your dog seems tired, has pale gums, breathes fast, or has a swollen belly. In serious cases, they might even collapse suddenly. If you see any of these signs, it's really important to get your dog to the vet right away, as these could mean a serious problem with their spleen.
How is spleen surgery performed on a dog?
Before the surgery, your vet will do tests like blood work and imaging (like X-rays or ultrasounds) to figure out exactly what's wrong. During the surgery, your dog will be asleep under anesthesia, and the vet will carefully remove the spleen. They'll also keep a close eye on your dog's vitals like heart rate, rhytem, electrical activity and breathing rates throughout the procedure.
What are the risks of a splenectomy?
Like any surgery, there are some risks. These can include bleeding during or after the operation, infections, or problems with the anesthesia. If the spleen had a tumor, there's also a chance the cancer might have spread. Your vet will talk to you about all these possibilities.
What's the recovery like after spleen surgery?
After surgery, your dog will need pain medicine and you'll have to keep them calm and limit their activity. You'll also need to check the incision site for any problems. Most dogs recover in about 10 to 14 days, but your vet will give you specific instructions to follow.
Can dogs live normally without a spleen?
Dogs do very well after a splenectomy and can go back to their normal routines. Their body adjusts to not having a spleen. The long-term outlook really depends on why the spleen was removed in the first place. For example, if it was for an injury, the outlook is usually great. If it was for a tumor, it might be more complicated, and depend on what kind of mass was diagnosed with biopsy.
Understanding Canine Splenectomy
What is a Splenectomy?
A splenectomy is a surgical procedure that essentially removes the entirety of the spleen. This might sound scary, but dogs live normal lives without their spleen. The surgery may be conducted either as an emergency or a scheduled procedure, depending on the dog's condition and the appearance of the spleen.
Why Your Dog Might Need a Splenectomy
There are several reasons why your dog might need a splenectomy. Here are a few:
Splenic tumors: Both benign and malignant tumors can develop on the spleen. Hemangiosarcoma and splenic hematomas are common tumors for spleen removal.
Splenic torsion: This is when the spleen twists, cutting off its blood supply. It's a painful and serious condition.
Trauma: If your dog has been in an accident, the spleen might be damaged beyond repair.
Other conditions: In some cases, immune-mediated diseases or other splenic issues might necessitate removal.
A splenectomy can be life-saving and significantly improve your dog's lifespan and quality of life, especially in cases of severe conditions like intra-abdominal hemorrhage.
Recognizing Symptoms of Splenic Issues
It's super important to catch symptoms of spleen problems in dogs early. The sooner you notice something is off, the better the chances are for a good outcome. Sometimes, the signs can be subtle, but knowing what to look for can make all the difference.
Common Signs of Splenic Disease
One of the most telling signs is a change in your dog's energy level. If your usually playful pup is suddenly lethargic or weak, it's a red flag. Other things to watch out for include:
Pale gums (this indicates blood loss)
Rapid breathing or panting, even when they haven't been exercising
A distended or swollen abdomen
Loss of appetite
Sudden collapse or weakness
Non-specific pain or arching of the back
Keep in mind that these symptoms can also point to other health issues, but it's always best to err on the side of caution and get your dog checked out by a vet.
When to Seek Emergency Veterinary Care
Some situations require immediate veterinary attention. If you notice any of the following, don't wait – get your dog to the vet right away:
Sudden collapse
Severe abdominal pain (they might whine or yelp when you touch their belly)
Uncontrolled bleeding
Difficulty breathing
These could be signs of a ruptured spleen or severe internal bleeding, which are life-threatening emergencies.
Importance of Early Detection
The earlier you detect a splenic issue, the better the chances of a successful outcome. Regular check-ups with your vet are key, especially for older dogs or breeds prone to splenic issues. Vets can often feel an enlarged spleen during a routine exam. Don't hesitate to bring up any concerns you have about your dog's health – it's always better to be safe than sorry.
The Canine Splenectomy Procedure
Pre-Surgical Preparations and Diagnosis
Before your dog undergoes a splenectomy, there are several important steps to take. First, your vet will conduct a thorough physical exam and run diagnostic tests. These tests often include blood work to assess organ function and check for any underlying health issues. Imaging, such as X-rays or ultrasounds, might be used to evaluate the spleen's condition and look for signs of metastasis if a tumor is suspected. Fasting is usually required for a certain period before surgery, typically overnight, to reduce the risk of vomiting during anesthesia. Your vet will provide specific instructions based on your dog's individual needs.

Steps During the Surgery
The splenectomy procedure itself involves several key steps. The dog is first placed under general anesthesia. The surgical site is then shaved and cleaned to maintain a sterile environment. The surgeon makes an incision in the abdomen to access the spleen. The blood vessels connected to the spleen are carefully ligated (tied off) to prevent bleeding. Once the spleen is completely detached, it's removed from the abdomen. The surgeon will then inspect the surrounding tissues for any abnormalities, especially if a tumor was present. Finally, the abdominal incision is closed in layers with sutures.

Anesthesia and Monitoring
Anesthesia is a critical part of the splenectomy procedure. Your dog will receive general anesthesia to ensure they are comfortable and pain-free during the surgery. A trained veterinary techical assistant will closely monitor your dog's vital signs throughout the procedure, including:
Heart rate
Blood pressure
Oxygen saturation
Body temperature
Heart activity or EKG
Anesthetic protocols are tailored to each dog's individual needs, taking into account their age, breed, and any pre-existing health conditions. Post-operative pain management is also a key consideration, and your vet will administer pain medication as needed to keep your dog comfortable during recovery.
Potential Risks and Complications
Like any major surgery, a splenectomy in dogs comes with potential risks. It's important to be aware of these so you can make informed decisions and monitor your dog closely during recovery. While complications aren't super common, knowing what to look for can make a big difference.
Bleeding Before, During and After Surgery
The spleen is a very vascular organ, meaning it has a lot of blood vessels. Because of this, bleeding is a significant concern before, during and after the splenectomy procedure. Your vet will take precautions to replace and minimize blood loss, but it's still something to watch out for. Post-operative monitoring is key. If you notice excessive bleeding from the incision site or any signs of internal bleeding (like pale gums, weakness, or a distended abdomen), contact your vet immediately. Sometimes, a
blood transfusion might be necessary to stabilize your dog.
Anesthetic Complications
Anesthesia always carries some degree of risk, regardless of the procedure. Before surgery, your vet will perform a thorough physical exam and may run blood tests to assess your dog's overall health and identify any potential risks. During the procedure, your dog will be closely monitored by a trained veterinary professional. However, complications such as adverse reactions to the anesthesia, breathing difficulties, or cardiovascular issues can still occur. It's important to discuss any concerns you have about anesthesia risks with your vet beforehand. They can explain the precautions they'll take to minimize these risks and answer any questions you may have.
Post-Operative Care and Recovery
So, your dog just had a splenectomy. What now? The dog abdominal surgery recovery period is super important for a smooth return to normal. It's all about following your vet's instructions closely and keeping a watchful eye on your furry friend.
General Monitoring
Monitor your pet's overall health, including their energy levels, appetite, thirst, gum color, and heart rate. Indicators that you should contact or revisit your vet include:
Increasing weakness
No improvement in appetite after 24 hours
Gums appear pale
Heart rate exceeds 120 beats per minute
Managing Pain and Discomfort
Pain management is key. Your vet will likely prescribe pain medication. Make sure you administer it exactly as directed. Don't try to adjust the dosage yourself. Keep a close watch for signs of pain, like:
Whining or whimpering
Restlessness
Loss of appetite
Reluctance to move
If you notice any of these, contact your vet. They might want to adjust the medication or check for complications.
Monitoring the Incision Site
Keep a close eye on the incision. It should be clean and dry. A little redness is normal, but excessive swelling, discharge, or bleeding is not. Prevent your dog from licking or chewing at the incision. An Elizabethan collar (the cone of shame) is often necessary.
Check the incision daily for:
Increased redness or swelling
Discharge (pus or blood)
Separation of the incision edges
Excessive pain or heat when touched
If you see anything concerning, call your vet right away. Infections can happen, and early treatment is important.
Activity Restrictions and Healing Time
Rest is crucial. Limit your dog's activity for the first few weeks after surgery. No running, jumping, or rough play. Keep walks short and on a leash. The dog surgery recovery time can vary, but generally, it takes about 2 weeks for the incision to heal.
Long-Term Outlook After Splenectomy
Prognosis Based on Underlying Condition
The long-term outlook really depends on why your dog needed a splenectomy in the first place. If it was due to trauma or a benign tumor, the prognosis is generally excellent. However, if the spleen was removed because of cancer, like hemangiosarcoma, the outlook can be more guarded. In these cases, further treatment, such as chemotherapy, might be recommended to help manage the disease. It's a tough situation, but your vet will be able to give you the most accurate assessment based on your dog's specific circumstances.
| Condition | Prognosis and/or
Financial Considerations for Canine Splenectomy
Factors Influencing Cost
The cost of dog spleen surgery can be a worry for many pet owners. Several things affect the final bill. Where you live plays a big role; vet services in cities usually cost more than in rural areas. The clinic itself matters too – a specialist hospital will likely charge more than a general practice vet. The complexity of the surgery is another factor. Emergency surgeries always come with higher costs due to the need for immediate attention and after-hours staffing.
Diagnostic Testing Expenses
Before the surgery even begins, there are diagnostic tests to consider. These tests help the vet understand what's going on with your dog's spleen and plan the surgery accordingly. Common tests include:
Blood tests: These check for anemia and overall organ function which can complicated anesthesia or surgery.
X-rays: These can help visualize the spleen and look for any obvious metastasis of masses to the lungs.
Ultrasound: This provides a more detailed image of the spleen and can help detect tumors, internal bleeding, or other organ issues.
Biopsy: If a tumor is suspected, a biopsy is needed to determine if it's cancerous or benign.
Post-Operative Care Costs
After the splenectomy, your dog will need post-operative care to recover properly. This includes:
Pain medication: To keep your dog comfortable during recovery.
Antibiotics: To prevent infection.
E-collar: To prevent your dog from licking or chewing at the incision site.
Follow-up vet visits: To monitor healing and check for complications.
The cost of post-operative care can vary depending on how long your dog needs medication and how many follow-up visits are required. Some dogs recover quickly, while others may need more intensive hospitalized care if they're not stable. It's a good idea to discuss these potential costs with your vet beforehand so you can be prepared.