Serum Hepatitis in the Horse & When to Use TETANUS ANTITOXIN vs. TETANUS TOXOID

UPDATED: AUGUST 7, 2020 There is a disease syndrome called “serum hepatitis” that affects horses.  This is a very rare event and is linked to the administration of equine blood origin products.  About 20% of horses with idiopathic
Read More

Clostridium septicum (Malignant Edema)

Malignant edema is caused by an anaerobic gram-positive rod shaped bacteria called Clostridium septicum . All ages and species of animals are susceptible and the disease occurs worldwide. Clostridium septicum is found in the soil and
Read More

Clostridium novyi (Black Disease)

Black disease is caused by the bacteria Clostridium novyi .  This disease causes acute toxemia in cattle, sheep and occasionally pigs and horses.  It is always fatal in cattle and sheep.  The bacteria is found worldwide, but the
Read More

Leptospirosis

What is Lepto? Leptospira is a spirochete in the Leptospiraceae family. A spirochete is a slender, motile bacteria with a multi-layered membrane containing flagella on each end which give it the ability to move spontaneously. It’s an aerobic
Read More

WEST NILE VIRUS

West Nile Virus (WNV) is a Flavivirus that can cause encephalomyelitis (inflammation of the nervous system) or potentially death in horses and humans.  It was first noted in the United States in 1999 on Long Island , New York .  Since
Read More

Bluetongue Disease

Bluetongue is an insect-transmitted, non-contagious viral disease that affects domestic and wild ruminants.  The worst affected domestic species is sheep.  Goats and cattle usually have mild, self-limiting cases.  White-tail deer
Read More

Pasteurellosis in Livestock

Pneumionic Pasteurellosis is a major cause of economic loss in the cattle feedlot industry.  It is responsible for the largest cause of mortality in feedlots in North America .  The disease causative organisms, Mannheimia (formerly
Read More

Basic Vaccinology

Vaccines have proven to be a major scientific advancement for people and animals for over a century. Vaccination is the most efficient, practical and cost effective means of controlling infectious diseases via prophylaxis.  The enormity of
Read More

Clostridium haemolyticum (Bacillary Hemoglobinuria or Red Water)

Red Water disease is caused by the gram-positive bacteria Clostridium haemolyticum .  This is a disease that affects cattle and sheep all over the world.  In the United States, Red Water is found primarily in the western part of the
Read More

Brucella Abortus Vaccine, Strain RB-51 Receives Full Licensing

The USDA’s Center for Veterinary Biologics has issued a full license to Colorado Serum Company for the manufacture and distribution of Brucella Abortus Vaccine, Strain RB-51, Live Culture.  For the past seven years, the vaccine (under
Read More

Anaphylaxis in Cattle

In the late winter and early spring of the year, cattle ranchers begin to band or castrate, brand, dehorn and vaccinate for a variety of different diseases.  Cattle are injected with many different substances – antibiotics, vaccines,
Read More

CLA in Goats

Colorado Serum Company often gets a lot of correspondence regarding caseous lymphadenitis (CLA) in goats and questions about using our CLA vaccines (Case-Bac and Caseous D-T) in goats.  There seems to be a lot of interest and misleading
Read More

BVDV – Bovine Virus Diarrhea Virus

Bovine Virus Diarrhea is a significant disease in cattle throughout the world. Sweden and Denmark have instituted eradication programs of testing, removal of PI (persistently infected) animals and strict biosecurity restrictions. The Academy of
Read More

Clostridium chauvoei (Blackleg)

The Clostridium spp. of bacteria are of major concern in livestock as primary causes of disease. The clostridia are all gram positive, anaerobic (don’t require oxygen) and all have the ability to produce endospores. The Clostridium spp.
Read More

Pre-Weaning Vaccination of Beef Calves

Quality Beef (Born and Raised in the USA) for the retail meat counter or restaurant begins at the ranch under the care of a good mother cow and with the supervision of a conscientious producer. Maintaining optimal health throughout the growing
Read More

Warts (papillomatosis) in Cattle

Papillomaviruses are the cause of cutaneous warts in cattle and horses. These viruses have considerable host specificity. In cattle, warts can occur on almost any part of the body. These warts are often morphologically specific, caused by
Read More

Enzootic Abortion of Ewes (Chlamydial Ovine Abortion, EAE)

In previous issues of Vet’s Corner, we have discussed ovine abortion and campylobacteriosis (vibrionic abortion of ewes).  The following article references another common cause of ovine abortion, chlamydial ovine abortion, or more commonly
Read More

CAMPYLOBACTERIOSIS in Ewes (Vibrionic Abortion)

One of the major causes of ovine abortion is campylobacteriosis (formerly vibriosis).  Campylobactre fetus subspecies fetus and Campylobactre jejuni are the bacteria responsible for the disease.  They are small, motile,
Read More

RAM EPIDIDYMITIS

Epididymitis of the ram is a clinically important disease.  It is rare in the goat (buck).  It is a specific, infectious bacterial disease that occurs in the United States and all over the world.  Epididymitis in adult rams should
Read More

PULMO-CLEAR Caprine Serum Fraction, Immunomodulator

As many of you may have seen in a prominent equine journal or heard from your veterinarian, there is a relatively new product available from your veterinarian to use in treating Equine Lower Respiratory Disease (ELRD).  This product is
Read More

Diagnosing Ovine Abortion

As we discussed in an earlier issue of Vet’s Corner (September 2001), abortion in ewes has many causes including infectious, toxic, genetic, nutritional, and environmental.  In many cases, the actual cause may have occurred days, weeks,
Read More

Salmonellosis in Cattle

Salmonellosis is a bacterial disease with a rising prevalence in the cattle industry. It is most common in dairy calves one to ten weeks of age, but can also be seen in adult dairy cows and beef cattle.
Read More

Ovine Abortion

Abortion in ewes has many causes. Some are infectious like enzootic abortion of ewes (EAE)/chlamydiosis (Chlamydia psittaci), vibriosis/campylobacteriosis (Campylobactre fetus), brucellosis (Brucella spp.), toxoplasmosis (Toxoplasma gondii), listeriosis (Listeria monocytogenes), and salmonellosis (Salmonellaspp.). Others are toxic like hellebores (Veratrum spp.), kale (Brassica spp.), locoweed (Oxytropis spp.), poison/milk vetch (Astragalus spp.), broomweed (Gutierrezia microcephala), coumarins (rat poison, moldy grass or sweet clover), and mycotoxins (usually those that mimic the hormone estrogen). Still other diseases and toxic plants can cause abortions under certain conditions. Malnutrition, abrupt nutritional changes, and heat stress have been implicated and several more causes are currently under investigation.
Read More

Anthrax in Farm Animals

This time of the year, we receive a lot of calls concerning anthrax infection and vaccination for anthrax. Because this topic is on a lot of people’s mind, I thought it would be helpful to reprint a recent article by Dr. Charles L. Stoltenow, Extension Veterinarian for North Dakota State University. Dr. Stoltenow has written an excellent review of Anthrax and has graciously given Colorado Serum Company permission to reprint this article.
Read More

Contagious Ecthyma

Contagious Ecthyma (also known as Orf, Sore Mouth and Contagious Pustular Dermatitis) is an infectious dermatitis of sheep and goats. Oral (lip) lesions (scabs) are the primary clinical findings at the mucocutaneous junction. Infections can also occur on the coronets, ears, anus, vulva or prepuce. The causative agent is a parapox virus. Man can occasionally become infected if the virus (scab) contacts damaged skin.
Read More
More results: 1 2 Next Page
TOP