Cavies  Medical Problems
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General Signs of Illness
Guinea pigs very seldom get over an illness without help and can decline extremely quickly. While it may appear your guinea pig has "just" come down with something, he may have been concealing symptoms for some time, a behavior which puts additional stress on the immune system. Concealing illness is a survival mechanism in the wild, where a lagging pig would quickly be picked off by a predator.

For these reasons, if you suspect your guinea pig is ill, it is always best to take it to a veterinarian. If you have more than one guinea pig, you might take along a healthy one so the veterinarian can compare them (unless it has already been separated from the sick one for fear of contagion).
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Choosing a Veterinarian
One of the easiest ways to find a Veterinarian is to ask a well known breeder in your area what Veterinarian they use. If you don't know any local breeders then look in a phone book. Call 5-10 Veterinarians that don't practice on exotics. Ask them who they would recommend for a sick guinea pig. Keep on calling until you have a distinct winner. If you're still not sure, call up the two or three you've narrowed it down to and ask them:
  • How many cavies do you see and treat each month?
  • What is the extent of your training with treating cavies?
  • Who would you recommend for an after hours emergency that couldn't wait?
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Drugs - Which ones are okay?
A veterinarian experienced in treating guinea pigs should never prescribe any of the medicines listed below and should be able to provide you with a more complete list of toxic medications or find that information. If not, find another veterinarian.

Any penicillin based drug is toxic to guinea pigs! Amoxicillin (Clavamox) is one that is frequently, and mistakenly prescribed by unknowledgeable veterinarians. Please ensure your guinea pig is not being prescribed any penicillin based drugs.

Baytril should only be used on adult guinea pigs as it may interfere with proper growth. Bactrim (Tribrissen) and Doxycycline (Vibraveterinarian) are safe alternatives for young guinea pigs.

The following list includes some of the drugs toxic to guinea pigs, but not all of them.

  • Amoxicillin
  • Bacitracin
  • Clindamycin
  • Cephalexin
  • Chlortetracycline
  • Erythromycin
  • Lincomycin
  • Oxytetracycline
  • Penicillin
  • Streptomycin
Valerie Blaes, DVM writes: "The action of these drugs affects the normal flora of the gut, causing a fatal and irreversible diarrhea. There is some thought that a few of these drugs cause a fatal allergic reaction. Any use of these drugs is always a bad choice, even when the alternative is no therapy at all. They always make the situation worse."
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Specific Symptoms
As this list may not be complete, if you have any concerns, please, go to a veterinarian immediately.

Not eating is extremely serious, as your pets' system will shut down with dire consequences. After as little as 16 to 20 hours of anorexia, liver cells begin to break down and from then on, your guinea pig will only get worse. If your guinea pig is not eating, get to a veterinarian immediately.

Crusty eyes, eyes that are almost sealed shut, discharge from the eyes and/or the nose, sneezing, coughing, wheezing, labored breathing or a crackling sound from the lungs can all be symptomatic of an upper respiratory infection (URI). Get to a veterinarian immediately if you see any of these symptoms. Untreated URIs are almost always fatal. Occasionally allergies can produce the same symptoms - but because URIs are so deadly and fast moving, it is imperative that the veterinarian rules out a URI before considering the possibility of an allergy.

Blood in the pee, or squeaking while peeing; a serious and painful condition, a veterinarian should check your pet for a possible urinary tract infection (UTI) or problem with the bladder or kidneys. A sour smell could indicate a cyst, bladder or urinary tract infection, or stones.

Diarrhea especially if accompanied by the pig looking ill and sitting with its coat puffed up; get to a veterinarian. Diarrhea may be caused by a bacterial infection and will result in dehydration. Peter Gurney's page and The Cavy Care Site mention possible causes.

Listlessness, swollen joints, diarrhea, difficulty walking, weight loss, discharge from eyes and nose, and/or dehydration, get to a veterinarian. These are signs of scurvy. See Eva's site.

Blue tinge to the lips and snout (only visible in pink skinned pigs) and labored breathing, get to a veterinarian.These are all signs of heart problems. See Peter Gurneys' site.

Drooling, weight loss, interest in food, but can't or won't seem to eat; get to a veterinarian. The molars could be overgrown, which will result in the guinea pig slowly starving to death if they aren't trimmed. Can be misdiagnosed as vitamin C deficiency (scurvy).

Bloated, (a light tap on the side sounds hollow), guinea pig in discomfort; get to a veterinarian. Could be an intestinal blockage.

Pig holding it's head tilted to one side, difficulty walking; get to a veterinarian. These are symptoms of Torticollis (Wry Neck)-- an inner ear infection. Evas' site has pictures of Torticollis.

Hair loss; scratching; open sores; dry, scaly skin; pain when touched; get to a veterinarian. If it's Sellnick Mange (a parasitic infection) it can even be fatal and usually warrants two ivomectrin treatments 10 days or so apart. May also be fungal. See Eva's site for more information. Don't forget to check Peter Gurney's page, and read this great description of mites and treatment.

Injuries; for advice on assessing injuries, see Guinea Pig First Aid.
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What To Do When Waiting For A Veterinarian
After calling the veterinarian to scheduale an appointment there are a few things you can do to help your guinea pig. You should isolate your guinea pig from all other animals, particularly other pigs. He might be contagious. Keep the room warm, yet not overheated. You may consider placing a heating pad under the cage, set to low.

Give him as much hay and pellets as he wants, but also his favorite fruit or veggies. If he is not eating by himself, you need to force feed him 3 to 4 times a day. Use wet pellets mixed with baby foods. Feed him with a spoon or syringe. Don't feed your guinea pig any medication that hasn't been cleared by your veterinarian.

Don't change the bedding, this allows the veterinarian to see feces and urine. Don't give them any new fruits or change their surroundings, the added stress may be too much. Spend extra time cuddling him and letting him know he's loved.
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A Rural Guide To Emergencies
For city folk, it is easy to forget that many people live in rural situations, possibly hundreds of miles from the nearest veterinarian. This guide is to help the rural guinea pig owner prepare for emergency medical situations. This guide is not a replacement for a veterinarian visit. Its purpose is to prevent the loss of treatment time by rural owners who face unavoidable delays by distance or circumstance, in getting their guinea pig to the veterinarian.

The first thing a rural guinea pig owner should do is locate a veterinarian before the pig gets sick. It is better to hunt one out when you aren't in a state of panic. The best choice is an exotics veterinarian. Unfortunately, in some areas that is a physical impossibility. If you can't find an exotics veterinarian - find a veterinarian willing to consult by phone or email with an exotics specialist, or reference the literature. (See books listed at the bottom)

If the nearest veterinarian is a major distance away - make a special introductory trip. This will give the veterinarian a chance to familiarise themselves with your guinea pig and give you a chance to ask questions. For example, your veterinarian can show you how to trim nails and inform you as to what symptoms of infection you should be on the alert for. Explain that you are in a situation where you are unable to get to the veterinarian immediately in the case of an emergency.

Ask if you can set up a charge card account with the clinic to pay for consultations. (It would be unfair to expect the veterinarian to give free consultation and offering to do this will establish your credibility to them) If the veterinarian is inexperienced in guinea pigs, explain to them that by the time guinea pigs show symptoms - they are very sick and a 3 or 4 day delay in treatment may prove fatal.

Ask your veterinarian for a prescription of Baytril, Doxycycline (vibravet - powdered form), a sulfa drug, and bactrim. These are drugs that have a fairly long shelf life if stored properly. (Once you add water to the doxycycline, it is only stable for 14 days). The idea is that if you can't get to the veterinarian for 3 or 4 days, you will have the medications on hand so that in the event of an emergency - you will be able to start treatment under your veterinarian's direction.

Do not treat with these drugs without first discussing treatment with the veterinarian. You will need to consult with your veterinarian for dosage, and you will need to give them a detailed description of symptoms in order to know which medications to use and to ensure you don't overdose your guinea pig.

PLEASE NOTE: Having medications on hand is not meant to replace a visit to your veterinarian. As soon as you are able, you MUST take the guinea pig in. Having these medications on hand is only to prevent losing precious treatment time.

Don't be disappointed if your veterinarian refuses to give you these prescriptions. Most veterinarians will be extremely reluctant to hand out prescriptions to an owner with a healthy animal. This is a reasonable and responsible position to take. If your veterinarian knows you well, however, he or she may feel confident that there is no danger of the medications being abused and provide you with the prescriptions.

Supplies you will need:
Stocking a Cavy Medicine Cabinet.

Additional supplies:

  • Hot water bottle to keep the guinea pig warm (wrap in towel).
  • Kitchen scales to weigh the guinea pig for dosages.
  • A collection of 1cc and 3cc syringes(needle less).
  • A probiotic gel to put "good" bacteria back into the gut while on antibiotics. - BeneBac, LactoBac, Probios, Fastrack are some brands. (All you need is .10cc once daily.)
  • Antibiotic ointment (like Neosporin).
  • Betadine Solution.
Supplies that would be nice to have:
  • A stethoscope.
  • A hemostat (perfect for dosing guinea pigs with pills).
  • Oxbow Critical Care Formula. This must be ordered through your veterinarian, but if you can get your veterinarian to order it, it would be excellent to have on hand for emergencies. This product should only be used under a veterinarian's supervision.

These books have been recommended for veterinarians (especially those unfamiliar with cavies.) and serious owners by Vicki of Jack Pine Guinea Pig Rescue.

  • Ferrets, Rabbits and Rodents - Clinical Medicine and Surgery by E.Hillyer DVM and K. Quesenberry DVM (publisher W.B. Saunders Company)
  • The Biology and Medicine of Rabbits and Rodents by J.Harkness DVM and J.Wagner DVM (publisher Williams & Wilkins - a Lea and Febiger Book
  • Diseases of Domestic Guinea Pigs by V.C.G. Richardson (publisherBlackwell Science Ltd.)
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National Animal Poison Control Center
The National Animal Poison Control Center (NAPCC) is an emergency hot line that has extensive knowledge about household products that are poisonous to your pets. For a fee of $45.00 charged to your credit card, they will identify the poison, tell you what kind of treatment is needed, and whether or not to take your pet to the vet. This service is open 24 hours a day, 7 days a week so it's much faster than your local vet. They have done extensive research in poisons and created a huge database, they can help you right over the phone as soon as you call. All of the people who answer phones are Veterinary Toxicologists!
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Syringe Feeding

If your guinea pig stops eating you need to take them to a veterinarian. After scheduling an appointment they need to be hand fed to keep food moving through their system. If food isn't moving through, the organs will begin to shut down, and start deteriorating.

You can learn to recognize when your guinea pig is not eating when your guinea pig hasn't shown interest in food for 6 to 12 hours, there's an obvious drop in pooping and peeing, and the poops are smaller and less shiny. You need to start hand feeding food and water as soon as you recognize these symptoms.

The best way to hand feed is through a 3cc syringe with the end cut off to allow an easy flow of food. You can feed your guinea pig by wrapping them in a towel and holding them at a 45 degree angle. Only squeeze a little food in at a time to allow your guinea pig to chew and swallow. You don't want to choke them.

Fill the syringe with crushed pellets, water, baby food, or a combination of the foods. Mix and match foods, even microwaving them, until you find a mix that your guinea pig will eat. The goal of syringe feeding is to keep food moving through the system until the veterinarian can take a look.

You should syringe feed five to six times a day. The more the better, guinea pigs like to eat a little bit at a time during the entire day. Guinea pigs eat about 6 grams of food for every 100 grams of weight.

Syringe feeding is meant as a short term fix for a larger problem. If you need to syringe feed for an extended period of time, don't use baby foods as they don't provide enough roughage, and mix in vitamin C rich vegetables. You should slowly change the watery mixture to more a more dry one to get your guinea pig used to eating dry food.
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Disclaimer
Any information on Cavies Galore should not substitute a veterinarians' advice. Cavies Galore claims no liability to this information, use at your own risk.
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