Internal Medicine For Small Animals

Internal Medicine is accessible for case consultation and updates 6 days a week. This ensures that all hospitalized pets receive seamless monitoring and care. Our internal medicine specialists have advanced knowledge of small animal gastroenterology, endocrinology, immune-mediated and infectious disease, diseases of the kidney and lower urinary tract as well as respiratory disease. Our internists provide a continuum of care for both inpatients and outpatients, working closely with you and your referring veterinarian.

Dr. Leyenda Harley, DVM,DACVIM, Director of Internal Medicine at Central Hospital For Veterinary Medicine.

Dr. Harley received her undergraduate degree from the University of Alaska Fairbanks and graduated from Tufts University School of Veterinary Medicine in 2004. She completed a rotating internship in small animal medicine and surgery in Norwalk, Connecticut and went on to do a residency in small animal internal medicine at the Animal Medical Center in Manhattan. She stayed on at AMC as staff in Internal Medicine and was co-director of post-graduate education and the internship program. She is a Diplomate of the American College of Veterinary Internal Medicine and sees patients by appointment. Ask your veterinarian for a referral.

Dr. Eric de Madron, DMV, DACVIM (cardiology), DECVIM(internal medicine)

Dr. Eric de Madron is a Diplomate of the American College of Veterinary Internal Medicine in Cardiology and the European College of Veterinary Internal Medicine in Internal Medicine. Dr. de Madron has extensive expertise in interventional cardiology (pacemakers, balloon valvulopasties and trans-catheter PDA occlusions), and interventional radiology (placement of tracheal stents for the palliative treatment of tracheal collapse). Dr. de Madron began his North American career as a cardiologist / internist at the DMV Veterinary Centre in Montreal, Quebec, then continued in Ottawa, Ontario, at the Alta Vista Animal Hospital for 16 years. His main clinical interests are prevention and management of congestive heart failure,management of systemic hypertension, interventional cardiology and radiology (with a special interest for tracheal collapse in dogs)

Dr. Carolyn Gross, DVM, DACVIM (SAIM)

Dr. Carolyn Gross received her undergraduate degree from UMass Amherst in 2006 and her DVM from Tufts University School of Veterinary Medicine in 2011. She has special interests in nutritional studies and the study of the digestive system and kidney function.

Dr. Gross completed her internship at VCA in Norwalk, CT and her residency at the University of Pennsylvania, where she received the Excellence in Teaching award.

Through her years in the veterinary profession Dr. Gross has become particulary fond of special needs cats, specifically her one-eyed cat named Zelda, and her cats named Link and Hoggle. Dr. Gross also has two dogs named Ender and Lena.

Agnieszka Borowski BS, LVT

Agnieszka graduated from Mercy College in Dobbs Ferry, NY in 1999 with a BS of Science (Specialty Veterinary Technology). She worked for 10 years at Just Cats Veterinary Hospital as a head technician and technical staff supervisor before moving to VCA Shoreline as an ICU technician and later becoming the Internal Medicine Technician. Agnes landed at Central Hospital in November 2016 as the lead technician in the internal medicine department.

Mandy Tsang, CVT

Mandy graduated from Mount Ida College in 2010 with a Bachelor of Science in Veterinary Technology. She began working as a technician at Central Hospital in 2011. She left for a short period of time to gain experience at another practice and returned to Central in 2014. Mandy is actively involved in both our Dermatology Department and Internal Medicine Department.

Fill and submit our internal medicine referral form here



Our internal medicine service provides:
Endoscopy including: Upper/lower gastrointestinal, nasopharyngeal, lower respiatory, urogenital, and bronchoscopy I-131 radioactive iodine therapy for feline hyperthyroidism
Partial parenteral nutrition Bone marrow aspiration and core biopsy
Tracheal wash and bronchoalveolar lavage Stem cell therapy for the treatment of inflammatory or immune mediated diseases
Thoracocentesis, abdomenocentesis, arthrocentesis INTERVENTIONAL RADIOLOGY – STENTING AVAILABLE
Feeding tube placement (PEG, esophagostomy, and NE/NG tubes) Blood component transfusion therapy
Blood pressure monitoring (Direct and indirect)