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Signs Your Pet Needs Emergency Veterinary Care
It can be difficult to know whether your pet's illness or injury requires immediate veterinary attention or whether it is safe to wait until your regular veterinarian is available.

Signs Your Pet Needs Emergency Veterinary Care

It can be difficult to know whether your pet’s illness or injury requires immediate veterinary attention or whether it is safe to wait until your regular veterinarian is available. While some emergencies are obvious, others are far more subtle. Recognising the early signs of serious illness and seeking timely veterinary assessment can make a significant difference to your pet’s outcome.

You know your pet better than anyone. If they seem unusually quiet, distressed, or simply “not themselves”, it is worth seeking veterinary advice. Many serious conditions are easier to treat when recognised early, and it is always appropriate to contact an emergency veterinarian if you are uncertain.

The following signs should always prompt urgent veterinary assessment

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What to look for and when to act:

The earlier a pet emergency is recognised, the better the outcome can be. Here’s what to watch for.

Difficulty breathing
Breathing difficulties should always be treated as an emergency. Increased respiratory effort, rapid breathing, open-mouth breathing (particularly in cats), or noisy breathing may indicate serious disease affecting the lungs, heart, or airways. Because oxygen delivery to the body can deteriorate quickly, prompt veterinary assessment is essential.
Collapse or inability to stand
A pet that suddenly collapses, becomes unable to stand, or develops profound weakness should be assessed immediately. These signs may be associated with serious conditions affecting the heart, nervous system, circulation, or other vital organs and require urgent investigation.
Seizures
A first seizure, multiple seizures within a short period, or a seizure lasting more than a few minutes should always be considered an emergency. Even if your pet appears to recover afterwards, veterinary assessment is recommended to determine the underlying cause and reduce the risk of further episodes.
Severe trauma
If your pet has been hit by a car, fallen from a height, suffered a significant bite wound, or experienced any major injury, they should be examined as soon as possible. While some injuries are immediately apparent, others, such as internal bleeding or damage to the lungs or abdominal organs, may not be obvious initially and can become life-threatening if left untreated.
Vomiting and gastrointestinal illness
Vomiting is a common clinical sign and is not always an emergency. However, repeated episodes of vomiting, vomiting accompanied by a reduced or absent appetite, abdominal pain, lethargy, blood, or severe diarrhoea warrant prompt veterinary assessment. These signs may indicate a range of serious conditions, including gastrointestinal obstruction, toxin exposure, or systemic disease. Young puppies and kittens are particularly susceptible to dehydration and should be assessed without delay.
Swollen or painful abdomen
A swollen abdomen, repeated unsuccessful attempts to vomit, signs of significant abdominal pain, or persistent restlessness may indicate a life-threatening condition such as gastric dilatation and volvulus (GDV or “bloat”). Early recognition and emergency treatment are critical.
Difficulty urinating
Repeated straining to urinate, producing little or no urine, vocalising while attempting to urinate, or making frequent unsuccessful trips to the litter tray should always be treated as an emergency. Urinary obstruction, particularly in male cats, can rapidly become life-threatening without prompt treatment.
Suspected poisoning
If you suspect your pet has ingested a toxic substance, such as chocolate, grapes or raisins, xylitol, medications, lilies (in cats), rodenticides, snail bait, or household chemicals, seek veterinary advice immediately. Many toxins are far more successfully treated when intervention occurs before clinical signs develop.
Significant bleeding
Uncontrolled bleeding, large wounds, or bleeding from the nose, mouth, urine, or faeces should be assessed urgently. Significant blood loss can rapidly compromise your pet’s circulation and overall condition.

Cats Often Hide Illness

Cats are particularly adept at concealing signs of illness. By the time they display obvious clinical signs, they may already be significantly unwell.

If your cat is hiding, refusing food, breathing differently, or simply behaving out of character, it is advisable to seek veterinary assessment sooner rather than adopting a “wait and see” approach.

What to Expect
Before you Travel:

If possible, contact the emergency hospital before leaving home. This allows the veterinary team to prepare for your arrival and, where appropriate, provide advice on safely transporting your pet. Avoid offering food, water, or medications unless specifically advised by a veterinarian. If your pet has ingested a potential toxin, bring the product packaging or a photograph of the ingredient list with you. Any information regarding your pet’s current medications, previous medical history, or recent veterinary visits can also be extremely helpful.

When you Arrive:

If possible, contact the emergency hospital before leaving home. This allows the veterinary team to prepare for your arrival and, where appropriate, provide advice on safely transporting your pet. Avoid offering food, water, or medications unless specifically advised by a veterinarian. If your pet has ingested a potential toxin, bring the product packaging or a photograph of the ingredient list with you. Any information regarding your pet’s current medications, previous medical history, or recent veterinary visits can also be extremely helpful.

When in Doubt, Seek Advice

Not every illness or injury requires emergency treatment, but recognising when something is not right can be one of the most important things you do as a pet owner. If you are uncertain whether your pet requires immediate care, contacting an emergency veterinary hospital for advice is always appropriate.

At ACES, our Emergency and Critical Care team is available to assess acutely unwell or injured pets, provide immediate treatment when required, and work closely with your family veterinarian to ensure continuity of care. Our priority is to provide timely, compassionate care while supporting you to make informed decisions for your pet.