Our Emergency Veterinarians and Veterinary Technicians use experience and compassion to address your pet’s emergency health issues. Our professional staff is on site at all times during our hours of operation to perform examinations, on-site lab testing, digital x-rays, ultrasound, medical and surgical procedures, intensive/critical care and monitoring, overnight care, and other necessary treatments for your pet. Animal ER of San Diego provides 24 hours a day emergency and critical care for dogs and cats on weekends and all major holidays. On Monday to Friday, we are open 6:00 pm to 8:00 am