Bumps on a Dog’s Skin: A Guide for Queens Pet Owners
Finding an unexpected lump while petting your dog is a common, and often scary, moment for pet owners in Queens. It's natural to worry, but it’s important to stay calm.
Many bumps on a dog's skin are harmless, like a simple fatty lump or wart. However, any new or changing growth is a signal to pay closer attention. The best approach is to calmly gather some information before getting a professional opinion.
What To Do When You Find a Bump on Your Dog

That jolt of worry is completely normal. Instead of panicking, use that energy to gather useful information for your veterinarian.
What to Do Before Arriving
Gently check the bump, but resist the urge to poke, squeeze, or pop it. This can cause irritation, infection, or make certain growths worse.
Instead, take a few notes on these key points:
- Size: Is it small like a pea or larger like a quarter? Use a coin or ruler for scale.
- Location: Where is it on your dog's body? (e.g., back, leg, head).
- Feel: Is it soft and squishy, or hard and firm? Does it move freely under the skin, or feel fixed in place?
- Look: Is the skin over the bump a normal color, or is it red, black, crusty, or bruised?
- Take a photo. Use your phone to take a clear picture with good lighting. Place a coin next to it for a size reference. This helps us track any changes.
Documenting these details provides a valuable history for our veterinary team.
Text us at 718-301-4030. If symptoms are severe or after hours, go directly to a 24/7 emergency hospital.
Urgent vs. Emergency: When to Seek Care
It’s crucial to know whether a bump on your dog's skin requires an urgent appointment or an immediate trip to an emergency hospital.
When It's Urgent (Book an Appointment)
An urgent issue needs a vet’s attention soon, but it's typically not a life-threatening emergency. Schedule an appointment if you notice:
- A bump that is growing slowly over weeks or months.
- A lump that feels hard or is fixed to the tissue underneath.
- A new bump that doesn't seem to bother your dog.
- A pre-existing bump that is changing in size, shape, or color.
- Mild itching or licking at the spot, but not obsessively.
- Your dog is otherwise eating, drinking, and acting normally.
For these situations, keep monitoring the bump and wait for your scheduled appointment.
When It's an Emergency (Go to a 24/7 Hospital Now)
Some symptoms are red flags that require immediate medical attention. Go directly to an emergency veterinary hospital if you see:
- Rapid Growth: A lump that appears suddenly and grows significantly in a day or two.
- Severe Pain: Your dog yelps when the area is touched or is acting very protective of the spot.
- Rupture or Bleeding: The bump has broken open, is bleeding, or is leaking pus.
- Difficulty Breathing: This is always an emergency. Any swelling around the face or neck accompanied by wheezing or labored breathing needs immediate care.
- Other Serious Signs: Your dog has a bump but is also showing signs of severe illness like collapse, weakness, pale gums, or vomiting.
Trust your instincts. If you feel something is seriously wrong with your dog, it's always best to seek care immediately.
Text us at 718-301-4030. If symptoms are severe or after hours, go directly to a 24/7 emergency hospital.
Common Causes of Bumps on a Dog's Skin

For pet owners from Fresh Meadows to Little Neck, finding a skin bump is a common reason for a vet visit. While you can't diagnose a bump at home, understanding potential causes can help you know what to watch for.
Allergic Reactions and Hives
Sudden, red, itchy bumps are often caused by an allergic reaction (hives). These can appear after your dog encounters an allergen like a bee sting, new food, or a plant at a local Queens park.
- They look like raised, reddish welts.
- Your dog will likely be very itchy.
- Mild hives may resolve on their own, but any facial swelling or breathing trouble is an emergency.
Infections and Abscesses
A bacterial infection in a hair follicle (folliculitis) can look like a small pimple. A more serious infection can form an abscess, which is a painful, warm, pus-filled lump under the skin. Never try to squeeze or drain an abscess at home.
Benign (Non-Cancerous) Growths
The good news is that many bumps are harmless.
- Lipomas (Fatty Tumors): These are very common in middle-aged and older dogs. They feel soft, squishy, and movable under the skin. They are usually left alone unless their size or location interferes with your dog's movement.
- Sebaceous Cysts: These are clogged oil glands. They can sometimes break open and release a white, cheesy material. It's best to keep them clean and let a vet examine them.
- Skin Tags and Warts: Just like people, dogs get these small, fleshy growths (skin tags) or rough, cauliflower-like bumps (warts).
Malignant (Cancerous) Tumors
This is what every dog owner fears. Malignant tumors can be aggressive. Mast cell tumors, the most common skin cancer in dogs, are known for looking like anything from a harmless wart to an angry red sore.
Because it's impossible to know if a bump is dangerous just by looking, any new or changing lump needs to be evaluated. Early detection makes a significant difference.
Found a bump? Let us help you figure out the next steps. Text us at 718-301-4030. If symptoms are severe or after hours, go directly to a 24/7 emergency hospital.
How Your Vet Diagnoses Bumps on a Dog's Skin

When you come to our clinic in Oakland Gardens worried about bumps on their skin, our goal is to provide clear answers and a calm plan. The visit starts with a full physical exam, where your notes and photos from home are incredibly helpful.
After the exam, we often perform a Fine Needle Aspiration (FNA). This is a quick and simple procedure where we use a very small needle to collect a sample of cells from the lump. It doesn't require sedation and gives us a lot of information. We look at the cells under a microscope right in our clinic to help identify if they are fat cells, inflammatory cells, or something more concerning.
If an FNA doesn't provide a clear answer, we may recommend a biopsy. This involves surgically removing a piece of the lump (or the entire thing) and sending it to a specialist for a definitive diagnosis. This is the best way to know for sure what you're dealing with.
Skin tumors are a major health concern. One research on canine skin tumors highlights how frequently they occur. Our approach ensures we get the right diagnosis to create the best treatment plan for your dog, aligning with our pet wellness center guide.
Text us at 718-301-4030. If symptoms are severe or after hours, go directly to a 24/7 emergency hospital.

FAQ: Answering Your Questions About Bumps on a Dog’s Skin
For pet owners in Hollis, Queens Village, and surrounding neighborhoods, finding a bump raises a lot of questions. Here are clear answers to some common concerns.
Can I use human medications on my dog's bump?
No. Do not use over-the-counter creams like Neosporin or hydrocortisone on your dog. These products can be toxic if licked, and they can trap moisture, potentially making an infection worse. Only use medications if your veterinarian advises.
What if my dog's bump appeared overnight?
A bump that appears suddenly is often due to an insect bite, an allergic reaction (hives), or a forming abscess. While these are common causes, some aggressive tumors can also grow quickly. Any bump that appears suddenly should be checked by a vet to be safe.
Is it expensive to get a bump checked?
Costs vary depending on what tests are needed. A visit starts with a physical exam. From there, we may recommend a simple test like a Fine Needle Aspirate (FNA). We will always discuss a plan and any associated costs with you first. Catching skin issues early is often less costly than waiting. Skin allergies, a common cause of itchy bumps, have been a top pet insurance claim for years. Recent data shows just how common they are (see how common these issues are). Our goal is to provide peace of mind with a clear diagnosis and plan.
Don't watch and worry about a new bump on your dog. Getting a professional opinion is the safest step for your pet's health. For more guidance on emergencies, review our resource on when to take a dog to the emergency vet.
Text us at 718-301-4030. If symptoms are severe or after hours, go directly to a 24/7 emergency hospital.

