Pain is a response to injury and illness.  It motivates an animal to protect the wounded part of the body or  to slow down to allow the immune system to work.  But at a certain point, pain may not be functional – for example, if an animal is too painful to eat. Managing the painful cat must reduce pain without inducing dysphoria – a state of unease and dissatisfaction (Meriam-Webster).

Cats are not only predators, they are also prey for larger carnivores like coyotes. A predator will target a weak or injured prey animal so it is important that prey animals hide their pain, so they don’t become some else’s snack. How do we recognize pain in a cat? How do we manage the painful cat?

Managing the Painful Cat


Managing the painful cat requires that:

  1. We recognize the pain and its severity.
  2. The veterinary team formulates a treatment plan, which includes pain medications and supportive treatments.
  3. The cat owner implements the plan, monitoring the cat’s pain and response to treatment.

Pain can divided into “acute” pain and “chronic” pain.

Acute pain (Reference 1):

  • rapid onset
  • short duration (3 months or less)

“Chronic” pain (Reference 1)

  • occurs along with a chronic health condition
  • longer duration

We will focus on “acute” pain in this article.

Some causes of “acute” pain are:

  • surgeries: spay, neuter, dental extractions
  • illness such as pancreatitis, infections
  • bite wounds from a cat fight

How do you know if your cat is in pain?


Changes in behavior, posture, and temperament may be indicators of pain or illness. Some examples are:

Changes in behavior

  • decreased appetite
  • decreased grooming
  • urinating or defecating outside the litter box
  • sleeping in unusual places

Changes in posture

  • hunched or crouching
  • changes in gait: walking stiffly, limping

Changes in Temperament

  • a typically friendly cat does not greet you and hides under the bed
  • the cat is aggressive toward people or other animals

If you notice such changes, a visit to your vet is in order. Your vet may prescribe therapeutic and pain medication, suggest environmental changes and other supporting therapies such as warm or cold compresses. During the treatment and recovery period, it is important to monitor your cat and note her response to therapy:

  • behavioral changes: is there improvement
  • pain assessment

 

The Feline Grimace Scale (FGS) provides cat owners with a way of assessing acute pain. The FGS focuses on 5 features of the cat’s face: position of the ears, shape of the eyes, shape of the muzzle, attitude of the whiskers, and position of the head. The user assigns each feature a score of 0 (no pain), 1 (moderate pain), or 2 (obvious pain) for a maximum of 10 points. A score of 4 indicates that the cat is painful. To use the FGS, see https://www.felinegrimacescale.com/

Effective pain management enhances healing and will help the cat return to its daily activities faster. Be sure to give medication as directed by your veterinarian. If you have difficulties administering medication or following other instructions, contact the vet clinic immediately for alternative ways of giving medication or other methods of providing supporting therapy.  If you feel your cat is in pain in spite of the prescribed treatments, contact your veterinary team – perhaps another medication or therapy will be more effective.

“ It is reasonable to assume that anything that would cause us pain, will also cause pain in cats
and be just as distressing for them” (Reference 2)

Managing the painful cat not only involves giving prescribed medication and treatments in a timely way, it also includes keeping the patient physically comfortable.  Environmental modifications can help the painful cat return to the comfort of his daily routine.

Environmental Modifications to Help the Painful Cat Recover (Reference 2)


  • Restrict outdoor access and activity as directed by your vet
  • Provide options for quiet rest, ensuring the bed is in easy reach
  • Essential resources – food, water, litter box and bed –  must be close by. The recovering cat may not want to move very far.
  • Encourage your cat to eat by offering palatable foods and warming them when appropriate, per your veterinarian’s instructions.
  • Keep other pets and children away if they are likely to disturb the cat or, for example, disturb a bandage.

managing the painful cat: A Case History


In the autumn of 2021, I was taking my cat Gus on short hikes on a nearby mountain trail. One hike, he startled, I lost hold of the leash and he disappeared up the trail. After 2 hours of walking up and down the trail, calling for him, he appeared, without harness and leash, moving stiffly. I carefully put him in his backpack and took him to the vet clinic for an exam and x-rays.

The exam indicated that he had a lot of inflammation in his lumbar spine and was reactive to palpation of that area. X-rays did not show any injury to his skeleton.

We tried NSAID therapy, oral opioids and gabapentin, but there was little improvement in 3 days. Gus was so painful that he would growl when changing positions.

The next visit was to the neurologist in Denver for an MRI which showed inflammation but no obvious nerve damage. We added a steroid to his therapy; I also gave him twice daily red light therapy.  Gus began to improve and recovered fully after 6 weeks.

environmental modifications


  • Gus was set up in the master bath with the doors closed to keep other cats from entering
  • A litter box with a low entrance was provided
  • A bed made of blankets was placed on the floor
  • A bowl of water was next to the bed

giving medications


  • A decreased appetite precluded Gus voluntarily taking a pain medication in a treat
  • Medication was administered using a squeeze up treat (see “How to Give Your Cat a Bitter Pill“)

the efficacy of pain medication and an environment conducive to healing


 

Although the “tincture of time” was an important factor in Gus’s recovery, alleviating pain and discomfort accelerated healing.  The addition of prednisolone (a steroid) to the therapy helped reduce swelling in Gus’s spine – he began to move about more easily the day following his first prednisolone dose. The steroid also stimulated his appetite and having a bed on the floor with easily accessed litter box nearby encouraged elimination.

In the weeks that followed the hiking accident, Gus gained mobility although steps to access high places were still needed.  At first, Gus was not able to hold his tail up but he recovered fully in the weeks that followed.

Managing the painful cat requires recognition of pain and a treatment plan from the veterinarian.  After that point, the cat’s care is in the hands of his owner who must  monitor him for pain, ensure that he eats and eliminates, and provide him with an environment conducive to healing.

 

references

  1. Steagall PV, Robertson S, Simon B, Warne LN, Shilo-Benjamini Y, Taylor S. 2022 ISFM Consensus Guidelines on the Management of Acute Pain in Cats. Journal of Feline Medicine and Surgery. 2022;24(1):4-30. doi:10.1177/1098612X211066268
  2. Recognising and Managing Acute Pain in Cats:Information for Owners/Caregivers.  https://icatcare.org/app/uploads/2022/02/Cat-Carer-Guide_Acute-pain.pdf  viewed 3/2024

 

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Cats are not only predators, they are also prey for larger carnivores like coyotes. A predator will target a weak or injured prey animal so it is important that prey animals hide their pain, so they don’t become some else’s snack. Cats are no exception and are masters at hiding pain. As a veterinary technician, I have found clients often do not give pain medication that we send home because “he didn’t seem painful”.

Painful cat?

how do I know if my cat is painful?


It is hard to assess pain in animals and young children.  They can’t tell you how it hurts. There has been interest in  developing methodology for computer assessment of pain in human children using facial expressions. Humans have expressive faces, with 42 facial muscles; there is a universal “pain face”, with lowered eyebrows, eyes squeezed together, nose wrinkled, raised upper lip and open mouth.

Like us, cats also have a “pain face” but it takes some practice to become attuned to it. The Feline Grimace Scale (FGS) was developed to give veterinary professionals an easy-to-use tool to assess whether a cat needs pain medication. With some practice and attention to your cat’s environment, you can tell if your cat is painful.

The FGS focuses on 5 facial features:

  1. position of the ears
  2. shape of the eyes
  3. shape of the muzzle
  4. attitude of the whiskers
  5. position of the head

Each feature is assigned a score of 0, 1 or 2.

“0” = no pain

“1” = moderate appearance of pain

“2” = obvious appearance of pain

The highest pain score with this system is 10; a score of 4/10 indicates the need for pain medication.

The Kitty Pain Face


scoring The Ears

  • Score = 0  Ears are up and facing forward
  • Score = 1   Ears are not facing forward and further apart; they are a little “flat” 
  • Score = 2   Ears are flattened and rotated out, like the wings of an airplane

scoring the eyes

  • Score =0     Eyes are open
  • Score = 1     Eyes partially closed
  • Score =2      Eyes are “squeezed shut”

scoring the muzzle

  • Score = 0    Muzzle is relaxed and round in shape
  • Score = 1     Muzzle is tense and starting to become flatter
  • Score = 2    Muzzle is tense and elliptical in shape

scoring the whiskers

  • score = 0   Whiskers are relaxed and curved downwards
  • Score = 1    Whiskers are beginning to straighten, as the muzzle becomes tense
  • Score = 3    Whiskers are straight or forward

scoring the head

  • Score = 0  The head is up and above the line of the shoulders
  • Score = 1  The head is in line with the shoulders
  • Score = 2   The is below the line of the shoulder

Using the FGS


The FGS was developed for veterinary staff to monitor hospitalized patients.  In the validation studies, cats were observed undisturbed for 30 seconds.  This could be a challenge in the home, where the cat is not in a kennel and can move around.

Pain causes anxiety and stress. The expressions making up the cat’s  “pain face” overlap with the body language of stress. How can you eliminate environmental stress when scoring your cat for pain?

getting a valid score for your cat


Don’t have 30 seconds?

If you’re having trouble watching your cat for 30 seconds, try scoring your cat, then score him again in 15-20 minutes and see if you get the same results as before.

Pain or environmental stress?

Reduce the effect of the environment on your cat. Don’t have someone hold him or rub his head. Try to observe him when there is not a lot of activity in the house – try guiding him to a quiet room and let him settle down before you try to score him.  Don’t interact with him – he may respond by hiding his pain.

If your cat is grooming, eating, or vocalizing, wait until she is finished before assessing her. If sleeping, wait until she is awake. 

practice telling if a cat is painful


Using the FGS can be challenging but it can help you decide sometimes if your cat needs veterinary treatment. Practice observing cats that are painful or not painful to give yourself a mental map of the cat’s face and demeanor.

  1. Go to  felinegrimacescale.com, and download the FGS manual.
  2. Using the FGS manual, practice your skills with the series of 11 cat photos on the website.
  3. Compare your results with those of the researchers.

 

Other indications that your cat is painful


  • she is hiding or you find her in a place she usually does not frequent
  • she is more subdued than usual
  • there is a decrease in appetite and activity

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