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  • New Patients Welcome

    Open 7 Days a Week in Crystal Lake

    At Companion Animal Specialty and Emergency Hospital, we have veterinarians that provide compassionate emergency care around the clock, including Saturdays and Sundays.

    Call (815) 479-9119

  • New Patients Welcome

    Open 7 Days a Week in Crystal Lake

    At Companion Animal Specialty and Emergency Hospital, we have veterinarians that provide compassionate emergency care around the clock, including Saturdays and Sundays.

    Call (815) 479-9119

lab microscope

Diagnostics & Lab

Our in-house veterinary lab allows us to complete advanced diagnostic testing accurately and efficiently so your pet's care can begin as soon as possible. 

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ER Services

You can count on CASE Hospital to be ready 24/7 on Thursdays through to Tuesdays to manage your pet's emergency needs.  

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cat at a vet

Veterinary Care You Can Count On

CASE Hospital Veterinarians in Crystal Lake Welcome Patients 7 Days A Week

We offer a range of specialty services including internal medicine, and  integrative medicine to help pets suffering from complex conditions, injuries, or diseases.

We care for Crystal Lake’s companion animals and have developed a reputation over the years for quality, professional care with a compassionate touch.

Our team of experienced Crystal Lake vets are proud to live up to the standards of veterinary excellence laid out by the American Animal Hospital Association!

AAHA

About Our Hospital

  • We were very concerned about our 17-year-old chihuahua. They got us right in to see a doctor. They listened to our concerns and addressed what they could which was very comforting. Overall, polite, professional and practical. Thank you!
    - Bryan

Stay Informed

Tips & Advice From Our Team

Whether you are looking for advice on emergency conditions or information on common pet illnesses, our informative blog features valuable tips and advice from our Crystal Lake vets that will help you to keep your pets healthy and happy.

Constipation in Dogs

Constipation in Dogs

While occasional gastrointestinal upset may not be concerning, constipation can seriously impact your pup's health. Here, our Crystal Lake vets discuss the common signs, causes and methods of treating constipation in dogs and when emergency care is needed. 

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X-Rays for Dogs

X-Rays for Dogs

Diagnostic imaging can be used to monitor and diagnose a range of illnesses and medical conditions in your pet's body. Here, our Crystal Lake veterinary specialists share the common uses of X-rays for dogs and what you can expect from veterinary diagnostic imaging in our laboratory.

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Breathing Difficulties in Dogs & Cats

Breathing Difficulties in Dogs & Cats

While pets may occasionally pant with no serious underlying cause, trouble catching their breath requires urgent care. Labored breathing means that your pet is struggling to breathe properly. Here, our Crystal Lake vets share the signs of breathing difficulties in dogs and cats and what to do if your pet displays labored breathing.

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Expert care in McHenry County

Open 7 Days a Week, Including Saturday & Sunday

Companion Animal Specialty and Emergency Hospital proudly serves patients in Crystal Lake and beyond.

Emergency Care

We see emergency and critical care cases 24 hours a day, 7 days a week

Specialty department hours vary week by week.

Contact Us

Location

1095 Pingree Rd Ste 120 Crystal Lake IL 60014 US

Phone Number

(815) 479-9119

New Patients Welcome

Companion Animal Specialty and Emergency Hospital is accepting new patients! Our specialists and experienced emergency veterinarians are passionate about restoring good health to animal companions in Crystal Lake.

Contact Us

Contact (815) 479-9119