Home » Diseases » In dogs » Paramyxovirus parotitis infection (viral infection of the salivary glands caused by the mumps virus, mumps)

Paramyxovirus parotitis infection (viral infection of the salivary glands caused by the mumps virus, mumps) in Dogs

Occurrence: very rare
Location of disease: Head/Neck

Author: Dr. med. vet. Gisa Löwe | Last modified: 17.02.2026

When to visit the vet?

Non-urgent see a veterinarian within 2–3 days

If the condition worsens / symptoms persist, consult a veterinarian.

Definition

Paramyxovirus parotitis infectionAn infection is the colonization and multiplication of pathogens such as bacteria, viruses, fungi, or parasites in an organism, which often, but not always, leads to a disease., also known as mumps, is a viral infectionA viral infection occurs when a virus enters the body and infects healthy cells, which can lead to disease symptoms. The severity and type of symptoms can vary depending on the type of virus. that causes inflammation of the salivary glands in dogs. This disease is caused by the mumps virusA virus is a microscopic infectious particle that cannot reproduce on its own and must infect a host cell to produce new virus particles. Viruses can cause a variety of diseases in humans, animals, and plants., a member of the Paramyxoviridae family.

The most important facts at a glance

The mumps virusA virus is a microscopic infectious particle that cannot reproduce on its own and must infect a host cell to produce new virus particles. Viruses can cause a variety of diseases in humans, animals, and plants., a member of the Paramyxoviridae family, is known for infections of the respiratory tractThe respiratory tract includes the organs and structures involved in the breathing process, including the nose, pharynx, larynx, trachea, bronchi, and lungs. and central nervous systemThe CNS (central nervous system) consists of the brain and spinal cord. It is responsible for processing information and controls most functions of the body and behavior. in animals. Although mumps is rare in dogs, the virusA virus is a microscopic infectious particle that cannot reproduce on its own and must infect a host cell to produce new virus particles. Viruses can cause a variety of diseases in humans, animals, and plants. can be transmitted through direct contact or contaminatedContaminated describes something that has been polluted by harmful microorganisms, chemicals, or other dangerous substances. In veterinary medicine, this can affect food, water, toys, or the environment. surfaces. The infectionAn infection is the colonization and multiplication of pathogens such as bacteria, viruses, fungi, or parasites in an organism, which often, but not always, leads to a disease. often begins in the respiratory tractThe respiratory tract includes the organs and structures involved in the breathing process, including the nose, pharynx, larynx, trachea, bronchi, and lungs. before spreading throughout the body and affecting the salivary glands, leading to swelling and pain. Symptoms include fever, loss of appetite, and parotid gland swelling. DiagnosisA diagnosis is the identification of a disease or condition by its symptoms and/or results from diagnostic tests. It is the first step in the management and treatment of patients. is made through clinical examination and laboratory tests, such as serological tests and PCR. Treatment focuses on symptom relief, as there is no specific antiviral therapyTherapy refers to the treatment of diseases or disorders with the aim of alleviating symptoms, promoting healing, or improving quality of life. Therapies can be medicinal, surgical, or through other medical interventions.. Pain relievers and anti-inflammatory medications can help, while adequate fluid intake is important. The prognosisThe prognosis is the prediction of the likely course and outcome of a disease based on the general state of health, the nature of the disease, and the response to treatment. It can provide information on how a disease is expected to develop. depends on the severity of the infectionAn infection is the colonization and multiplication of pathogens such as bacteria, viruses, fungi, or parasites in an organism, which often, but not always, leads to a disease. and the dog’s overall health status. PreventionPrevention includes measures taken to prevent diseases or injuries. In veterinary medicine, this includes vaccinations, parasite control, and health monitoring. is based on hygiene measures and limiting contact with infected animals. Research is investigating whether dogs are affected by the mumps virusA virus is a microscopic infectious particle that cannot reproduce on its own and must infect a host cell to produce new virus particles. Viruses can cause a variety of diseases in humans, animals, and plants. or related viruses. This includes genetic analysis of the viruses and studying the immune responseAn immune response is the immune system's reaction to foreign substances (antigens), such as microorganisms or proteins. It involves a series of processes aimed at recognizing, fighting, and eliminating these antigens. of dogs to develop potential vaccines or treatments.

Causes

The mumps virus belongs to the Paramyxoviridae family, a group of enveloped RNA viruses that can cause infections in various animal species. These viruses are known for their ability to infect the respiratory tractThe respiratory tract includes the organs and structures involved in the breathing process, including the nose, pharynx, larynx, trachea, bronchi, and lungs. and central nervous systemThe CNS (central nervous system) consists of the brain and spinal cord. It is responsible for processing information and controls most functions of the body and behavior., and they can cause both acuteAcute refers to a condition that occurs suddenly and is usually of short duration. In a medical context, it describes symptoms or illnesses that can quickly become serious and require immediate attention. and chronicChronic refers to a condition or disease that is long-lasting or permanent. Chronic diseases often develop slowly and can lead to persistent or recurring health problems over time. diseases.

Transmission of the mumps virusA virus is a microscopic infectious particle that cannot reproduce on its own and must infect a host cell to produce new virus particles. Viruses can cause a variety of diseases in humans, animals, and plants. typically occurs through direct contact with infected animals or through contact with contaminatedContaminated describes something that has been polluted by harmful microorganisms, chemicals, or other dangerous substances. In veterinary medicine, this can affect food, water, toys, or the environment. surfaces and objects. The virusA virus is a microscopic infectious particle that cannot reproduce on its own and must infect a host cell to produce new virus particles. Viruses can cause a variety of diseases in humans, animals, and plants. is spread via saliva droplets expelled through coughing, sneezing, or direct contact with saliva from an infected dog.

The infectionAn infection is the colonization and multiplication of pathogens such as bacteria, viruses, fungi, or parasites in an organism, which often, but not always, leads to a disease. often begins in the respiratory tractThe respiratory tract includes the organs and structures involved in the breathing process, including the nose, pharynx, larynx, trachea, bronchi, and lungs. before the virus spreads through the bloodstream and affects various organ systems, including the salivary glands. The dog’s immune systemThe immune system is the body's defense system against infectious agents such as bacteria, viruses, fungi, and parasites. It comprises a complex network of organs, cells, and molecules that work together to protect the body. responds to the infectionAn infection is the colonization and multiplication of pathogens such as bacteria, viruses, fungi, or parasites in an organism, which often, but not always, leads to a disease., leading to an inflammatory response typically associated with swelling and pain.

Although mumps is rare in dogs, factors such as a weakened immune systemThe immune system is the body's defense system against infectious agents such as bacteria, viruses, fungi, and parasites. It comprises a complex network of organs, cells, and molecules that work together to protect the body., poor general health, or stressStress refers to the state of an organism reacting to external stimuli or demands. In veterinary medicine, stress can have physical or psychological effects on animals, impacting their health and well-being. can increase susceptibility to infectionAn infection is the colonization and multiplication of pathogens such as bacteria, viruses, fungi, or parasites in an organism, which often, but not always, leads to a disease.. Young or immunocompromised dogs are particularly at greater risk of developing an infectionAn infection is the colonization and multiplication of pathogens such as bacteria, viruses, fungi, or parasites in an organism, which often, but not always, leads to a disease..

Symptoms

Very common symptoms:

Common symptoms:

The clinical symptoms of a mumps infectionAn infection is the colonization and multiplication of pathogens such as bacteria, viruses, fungi, or parasites in an organism, which often, but not always, leads to a disease. in dogs are often nonspecific and can vary depending on the severity of the infection. Owners frequently report swelling in the area of the salivary glands, often accompanied by pain and sensitivity to touch.

In addition to swelling, affected dogs may show fever, loss of appetite, and general weakness. In some cases, respiratoryRespiratory refers to breathing or the process of breathing. Respiratory diseases affect the respiratory tract and can impair the ability to breathe effectively. distress may also occur, especially if swelling of the salivary glands constricts the airways.

In severe cases, the infectionAn infection is the colonization and multiplication of pathogens such as bacteria, viruses, fungi, or parasites in an organism, which often, but not always, leads to a disease. can affect the central nervous systemThe CNS (central nervous system) consists of the brain and spinal cord. It is responsible for processing information and controls most functions of the body and behavior., leading to neurological symptoms such as seizures, disorientation, or coordination disorders. These symptoms require immediate veterinary care.

Diagnosis

DiagnosisA diagnosis is the identification of a disease or condition by its symptoms and/or results from diagnostic tests. It is the first step in the management and treatment of patients. of a mumps infectionAn infection is the colonization and multiplication of pathogens such as bacteria, viruses, fungi, or parasites in an organism, which often, but not always, leads to a disease. in dogs is based on a combination of clinical examination, medical history, and specific laboratory tests. The veterinarian will first perform a physical examination to identify signs of swelling and other characteristic symptoms.

To confirm the presence of the mumps virusA virus is a microscopic infectious particle that cannot reproduce on its own and must infect a host cell to produce new virus particles. Viruses can cause a variety of diseases in humans, animals, and plants., a serological test may be performed to detect antibodies against the virusA virus is a microscopic infectious particle that cannot reproduce on its own and must infect a host cell to produce new virus particles. Viruses can cause a variety of diseases in humans, animals, and plants. in the dog’s blood. In some cases, a PCR test (polymerase chain reaction) may also be used to directly identify the genetic material of the virus.

Additional diagnostic procedures such as blood tests, X-rays, or ultrasoundUltrasound refers to sound waves that are above the hearing threshold of the human ear. In medicine, ultrasound is used for diagnostic imaging procedures to visualize internal organs, tissues, and blood flow. may be necessary to determine the extent of the infectionAn infection is the colonization and multiplication of pathogens such as bacteria, viruses, fungi, or parasites in an organism, which often, but not always, leads to a disease. and rule out accompanying complications.

Therapy

Treatment of mumps infectionAn infection is the colonization and multiplication of pathogens such as bacteria, viruses, fungi, or parasites in an organism, which often, but not always, leads to a disease. in dogs focuses primarily on relieving symptoms and supporting the immune systemThe immune system is the body's defense system against infectious agents such as bacteria, viruses, fungi, and parasites. It comprises a complex network of organs, cells, and molecules that work together to protect the body. in fighting the virus. Since there is no specific antiviral treatment for mumps, therapyTherapy refers to the treatment of diseases or disorders with the aim of alleviating symptoms, promoting healing, or improving quality of life. Therapies can be medicinal, surgical, or through other medical interventions. mainly consists of symptomatic measures.

Pain relievers and anti-inflammatory medications may be prescribed to reduce pain and swelling of the salivary glands. In cases where fever is present, fever-reducing medications may be used.

It is important that affected dogs consume adequate fluids to avoid dehydrationDehydration occurs when the body loses more fluid than it takes in. This can lead to a number of problems, including headaches, Dizziness, and in extreme cases, renal failure or Cardiovascular collapse., especially if they are reluctant to eat or drink due to pain or discomfort. In some cases, intravenous fluid administration may be necessary.

The dog’s immune systemThe immune system is the body's defense system against infectious agents such as bacteria, viruses, fungi, and parasites. It comprises a complex network of organs, cells, and molecules that work together to protect the body. plays a crucial role in fighting the infectionAn infection is the colonization and multiplication of pathogens such as bacteria, viruses, fungi, or parasites in an organism, which often, but not always, leads to a disease., so additional supportiveSupportive refers to supportive treatments that aim to alleviate symptoms and improve quality of life without directly treating the underlying cause of the disease. measures such as administering immune stimulants or vitamins may be beneficial.

Prognosis and follow-up care

The prognosisThe prognosis is the prediction of the likely course and outcome of a disease based on the general state of health, the nature of the disease, and the response to treatment. It can provide information on how a disease is expected to develop. for dogs with a mumps infectionAn infection is the colonization and multiplication of pathogens such as bacteria, viruses, fungi, or parasites in an organism, which often, but not always, leads to a disease. depends on various factors, including the severity of symptoms, the dog’s age, and overall health status. In most cases, dogs with milder symptoms recover completely, especially if the infectionAn infection is the colonization and multiplication of pathogens such as bacteria, viruses, fungi, or parasites in an organism, which often, but not always, leads to a disease. is detected and treated early.

However, severe infections, particularly those affecting the central nervous systemThe CNS (central nervous system) consists of the brain and spinal cord. It is responsible for processing information and controls most functions of the body and behavior., can lead to more serious complications and worsen the prognosisThe prognosis is the prediction of the likely course and outcome of a disease based on the general state of health, the nature of the disease, and the response to treatment. It can provide information on how a disease is expected to develop.. In such cases, intensive veterinary care is required to achieve the best possible outcomes.

With appropriate veterinary care and attention, most dogs have a good chance of making a full recovery.

Prevention

Since mumps is relatively rare in dogs, there is no specific vaccination against the mumps virus for dogs. PreventionPrevention includes measures taken to prevent diseases or injuries. In veterinary medicine, this includes vaccinations, parasite control, and health monitoring. therefore focuses on general hygiene measures and minimizing the risk of virus transmission.

It is important to avoid contact between infected and healthy dogs to prevent the spread of the virusA virus is a microscopic infectious particle that cannot reproduce on its own and must infect a host cell to produce new virus particles. Viruses can cause a variety of diseases in humans, animals, and plants.. Regular handwashing and cleaning of surfaces that may come into contact with saliva can also help reduce the risk of infectionAn infection is the colonization and multiplication of pathogens such as bacteria, viruses, fungi, or parasites in an organism, which often, but not always, leads to a disease..

A strong immune systemThe immune system is the body's defense system against infectious agents such as bacteria, viruses, fungi, and parasites. It comprises a complex network of organs, cells, and molecules that work together to protect the body. is an important protective factor against viralViral refers to viruses and their effects on the organism. Viral infections in dogs and cats can range from harmless colds to severe, life-threatening diseases. infections. A balanced diet, regular veterinary examinations, and minimizing stressStress refers to the state of an organism reacting to external stimuli or demands. In veterinary medicine, stress can have physical or psychological effects on animals, impacting their health and well-being. are crucial elements to promote a dog’s health and well-being and reduce its susceptibility to infections.

Outlook on current research

Paramyxovirus parotitis infection, better known as mumps, is a disease that primarily affects humans, but there are some reports of similar viralViral refers to viruses and their effects on the organism. Viral infections in dogs and cats can range from harmless colds to severe, life-threatening diseases. infections in dogs. Veterinary research is currently investigating whether and how dogs may actually be affected by a mumps-like virusA virus is a microscopic infectious particle that cannot reproduce on its own and must infect a host cell to produce new virus particles. Viruses can cause a variety of diseases in humans, animals, and plants.. There is evidence that other paramyxoviruses related to the mumps virus can cause infections in dogs that show similar symptoms to mumps.

Much of the current research focuses on the genetic analysis of these viruses and their potential transmissibility between different species. Scientists are using modern molecular techniques to decode the genetic sequences of these viruses and better understand their pathogenicity. This could provide insight into whether dogs could play a role as a reservoir for such viruses or whether they actually develop clinically relevant infections.

Another research focus is on studying the immune responseAn immune response is the immune system's reaction to foreign substances (antigens), such as microorganisms or proteins. It involves a series of processes aimed at recognizing, fighting, and eliminating these antigens. of dogs to paramyxovirus infections. Researchers are trying to understand how the immune systemThe immune system is the body's defense system against infectious agents such as bacteria, viruses, fungi, and parasites. It comprises a complex network of organs, cells, and molecules that work together to protect the body. of dogs responds to these viruses and whether there are differences from the response in humans. These findings could help develop effective vaccines or treatment strategies if it turns out that dogs are actually at risk.

Additionally, research is investigating whether there are specific risk factors that could make dogs more susceptible to these infections. These include genetic predispositions, environmental factors, and the influence of other diseases on the dogs’ immune systemThe immune system is the body's defense system against infectious agents such as bacteria, viruses, fungi, and parasites. It comprises a complex network of organs, cells, and molecules that work together to protect the body.. The results of these studies could provide important clues on how to better protect the health of dogs.

Overall, research on paramyxovirus infections in dogs is still in an early stage, but it is developing rapidly. With advancing technology and increasing knowledge about viralViral refers to viruses and their effects on the organism. Viral infections in dogs and cats can range from harmless colds to severe, life-threatening diseases. infections, it is expected that we will get a clearer picture in the coming years of whether and how these viruses affect dogs and what measures are necessary for their protectionProtection refers to safeguarding against diseases or harm. In veterinary medicine, this can include protecting animals through vaccinations, the use of parasite control products, or providing a safe environment..

Frequently asked questions (FAQs)

What is a paramyxovirus parotitis infection?

Paramyxovirus parotitis infection is better known as mumps and primarily affects humans. It is a viral infection that attacks the salivary glands and is typically caused by the mumps virus. In dogs, there are reports of similar infections that could be caused by related paramyxoviruses. -

Can dogs actually get mumps?

Dogs do not get mumps in the same way as humans. However, there is some evidence that related viruses could cause similar symptoms in dogs. Research on this is not yet complete. -

What symptoms do dogs show with a paramyxovirus infection?

With a paramyxovirus infection, dogs may show symptoms such as fever, loss of appetite, lethargy, and swollen salivary glands. However, these symptoms are not specific and can also occur with other diseases. -

How is a paramyxovirus infection diagnosed in dogs?

Diagnosis of a paramyxovirus infection in dogs is usually made through clinical examination and possibly by detecting the virus in blood samples or other body fluids. An accurate diagnosis can be difficult because the symptoms are nonspecific. -

Is there a treatment for dogs with paramyxovirus infection?

There is no specific antiviral treatment for paramyxovirus infections in dogs. Treatment is usually symptomatic and supports the dog's immune system, for example through fluid administration and rest. -

Can I have my dog vaccinated against paramyxovirus?

Currently, there is no specific vaccine against paramyxovirus infections in dogs, as it is still unclear to what extent these viruses actually occur in dogs. However, research could lead to the development of a vaccine in the future. -

How can I help my dog recover from a viral infection?

To help your dog recover from a viral infection, you should provide plenty of rest, adequate fluids, and a balanced diet. If needed, your veterinarian can prescribe supportive measures such as pain relievers or anti-inflammatory medications. -

Are certain dog breeds more susceptible to this infection?

There is currently no specific evidence that certain dog breeds are more susceptible to paramyxovirus infections. However, research is investigating possible genetic predispositions. -

Can dogs infect humans with paramyxovirus?

There is no evidence that dogs can infect humans with the mumps virus. Transmission of paramyxoviruses from dogs to humans is not well documented. -

What should I do if I suspect my dog is infected?

If you suspect your dog is infected with a paramyxovirus, you should isolate them from other animals and immediately consult a veterinarian for an accurate diagnosis and appropriate treatment.