Tumors of the Vagina in Dogs


What is Tumors of the Vagina?

Tumors of the vagina are the 2nd most typical kind of female reproductive growth and can be either benign or deadly. Most vaginal sores or tumors are non-cancerous leiomyomas or fibroleiomyomas, however particular deadly cancers can develop in the skin of the vagina too so it is very important to signal your vet if you see indications of a growth on or in your pet’s vagina. Dog transmissible venereal tumors, a type of malignant canine growth that can be spread out from pet to pet by touch, can form in this location too.

Tumors of the vagina and vulva are the 2nd most typical kind of reproductive tumors in female dogs. Unspayed female dogs are most likely to develop these tumors.

Signs of Tumors of the Vagina in Dogs

Vaginitis is a swelling of the vagina which can result in discharge, itching and discomfort. This swelling can happen individually or simultaneously with vaginal tumors. 

  • Blood in the urine
  • Problem delivering
  • Extreme licking of genital location
  • Mass on the vagina (either noticeable or palpable)
  • Straining to urinate
  • Vaginal discharge
  • Vaginal smell
  • Vulvar bleeding


There are lots of types of tumors that can impact the vagina and vulvar location on dogs, both benign and deadly. The most typical tumors to impact the vagina are leiomyomas and fibroleiomyomas, benign tumors of the smooth muscle that typically do not spread out. Fibropapillomas, little bumps that are triggered by a viral infection, might likewise develop in this location. They tend to look comparable to other tumors in this location, nevertheless they frequently fall back spontaneously after a couple of months. Deadly tumors are rarer, however squamous cell cancers might likewise develop on the skin in this location, and clitoral adenocarcinoma might impact your dog’s clitoris. Dog transmissible venereal tumors are cauliflower-like, nodular or papillary and can likewise impact the genital location. They are frequently swollen and ulcerated, making it rather infectious especially if direct contact has actually happened throughout breeding, licking or rough play.

Triggers of Tumors of the Vagina in Dogs

The causes of most cancers can be rather unclear although there are some things can increase the possibility for cancers to develop.

  • Advanced age
  • Direct exposure to chemicals 
  • Infection 
  • Radiation direct exposure

There is a hormone part to most vaginal tumors. The frustrating bulk of women that develop tumors in the vagina are unspayed, nevertheless tumors that do happen in purified women have a greater occurrence of being deadly. The exception to that guideline in this group are the canine transmissible venereal tumors (CTVT). These tumors are in fact an infectious canine cancer. It is transmissible by direct contact such as the type that is made throughout breeding, licking or rough play. Typically, your dog’s body immune system would acknowledge and remove cells from an outdoors source such as this, nevertheless when CTVT cells are presented a state of fast development of the cancer cells starts and will last in between 3 and 9 months. Although CTVT is discovered worldwide, it is more widespread in tropical and subtropical city environments.

Medical Diagnosis of Tumors of the Vagina in Dogs

At first, your vet will require to get a complete case history of your family pet along with carry out a health examination, consisting of a close assessment of the tumors and the location surrounding them. A tissue sample will likewise be gotten so that it can be analyzed microscopically, along with samples of any discharge from the vagina. A total blood count, biochemistry profile, and urinalysis will likewise be asked for to expose any underlying or concurrent medical problems. Most of these developments are relatively basic to recognize once the sample is seen microscopically. To figure out if there are other tumors or if metastases may have established your vet might select to carry out a vaginoscopy. X-ray, ultrasound, or CT scans or might be utilized to determine if any tumors have actually spread out even more, and more analysis might be done in the laboratory to get more info from the tissue sample. If transition is presumed your vet might wish to biopsy the lymph nodes too.

Treatment of Tumors of the Vagina in Dogs

Ovariohysterectomy, the surgical elimination of the uterus and ovaries, is the treatment of option in these cases, along with the elimination of the growth itself. This typically lowers the threat of more tumors forming due to hormone methods along with enabling the assessment of the stomach organs to inspect more plainly for transition. Surgical treatment is entirely alleviative for a bulk of benign vaginal tumors as the metastatic rate is low. In the occasion that a benign growth ends up being metastatic more aggressive actions might be needed to avoid reoccurrence. Radiation treatment might be advised to avoid future development or spread of the tumors. 

Deadly tumors of any type in this location will be dealt with strongly. An extreme vulvovaginectomy or perineal urethrostomy will be done to get rid of all possible malignant tissue. Once the cosmetic surgeon has actually eliminated all that she or he physically can, radiation and chemotherapy will be made use of in an effort to damage any brand-new or surprise cancer cells along with to avoid reoccurrence. Dogs are more tolerant of chemotherapy than most human beings and just around 5% requirement hospitalization from the treatment itself. Although there is less reported loss of hair in dogs than in individuals some breeds (English Sheepdog, Lhasa Apso, Maltese, Schnauzer, Shih Tzu, and Poodle) are more susceptible to loss of hair than others. 

Healing of Tumors of the Vagina in Dogs

Issues from chemotherapy can occur, so your vet will most likely wish to do routine look at your pet’s liver and kidney enzyme levels. Family pets are frequently sent out house the exact same day after chemotherapy, and although most of the drug is metabolized within simply a couple of hours, some residues of it can stay in the blood for a couple of days. It is very important to utilize gloves when handling physical fluids and keep excellent hand cleaning health. Kids, pregnant and nursing females and immunocompromised grownups must prevent contact with the physical fluids throughout that time. Your family pet must be kept an eye on carefully for extra tumors throughout and after their chemotherapy treatments.

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