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Pet & livestock health guides

Plain-language guides from our lab: what each test measures, when to test, and how to look after dogs, cats, cows and buffaloes.

Lab Tests Explained 4 min read

CRP and SAA: Inflammation Markers in Dogs and Cats

CRP and SAA are proteins the liver releases soon after inflammation starts, and a blood test for them shows that inflammation is present but not what causes it. Dogs are usually checked for CRP and cats for SAA.

18 Oct 2026

Lab Tests Explained 5 min read

D-Dimer and Clotting Tests for Bleeding and Clot Risks

Clotting tests check how well a dog's or cat's blood can form a clot, and a D-dimer test looks for signs that clots are forming and breaking down inside the body. Each test answers a different part of the question.

18 Oct 2026

Lab Tests Explained 4 min read

Immune-Mediated Anaemia: Coombs Test and Saline Agglutination

Immune-mediated anaemia (IMHA) means a dog's or cat's own immune system is destroying its red blood cells. The saline agglutination test and the Direct Coombs test look for antibodies on those cells, and a negative result does not always rule IMHA out.

18 Oct 2026

Lab Tests Explained 4 min read

Cushing's and Addison's Disease: Cortisol and ACTH Tests

Cushing's disease means a dog makes too much of the hormone cortisol, and Addison's disease means it makes too little. Cortisol and ACTH blood tests, with a stimulation or suppression test, help a vet tell them apart from other illnesses.

18 Oct 2026

Lab Tests Explained 4 min read

Bile Acids Test: Looking for Liver Shunts in Young Pets

A bile acids test checks how well the liver clears bile acids from the blood, using one sample before a meal and one after. In young pets with poor growth or odd behaviour, it can help show if the liver is not getting its full share of blood.

18 Oct 2026

Lab Tests Explained 4 min read

Troponin I in Dogs and Cats: Reading a Heart Muscle Marker

Troponin I is a protein inside heart muscle cells that leaks into the blood when those cells are injured. A blood test for it helps your vet judge heart muscle injury, alongside your pet's signs.

18 Oct 2026

Lab Tests Explained 4 min read

Culture and Sensitivity: What It Tells Your Vet

A culture and sensitivity test grows the germs from a sample such as urine, pus or an ear swab, then checks which antibiotic medicines can stop them. It helps your vet pick a medicine that suits the germ.

18 Oct 2026

Lab Tests Explained 5 min read

Biopsy or FNAC: Which Test for a Lump in a Pet?

A lump in a pet is not always cancer. FNAC picks up loose cells with a thin needle for a quick look, while a biopsy takes a piece of tissue or the whole lump for a fuller study. Your vet decides which fits.

18 Oct 2026

Lab Tests Explained 4 min read

Itchy Pets: Skin Scrapings, Ringworm and Ear Tests

An itchy pet may have mites, a fungus such as ringworm, a germ or yeast infection, or an allergy, and each needs a different test. Skin scrapings, fungus tests and ear swabs help your vet find the cause.

18 Oct 2026

Lab Tests Explained 4 min read

Tick Fever Tests in Dogs: Smear, Snap 4Dx and RT-PCR

A blood smear, the Snap 4Dx rapid test and RT-PCR all help find tick fever in dogs, but each finds something different. Vets often combine them because one test alone can miss an infection.

18 Oct 2026

Lab Tests Explained 4 min read

Leptospirosis Tests in Dogs and Cattle

Leptospirosis in dogs and cattle is checked with antibody tests, which show that the body has met the germ, and RT-PCR, which looks for the germ in blood or urine. A vet picks the test by timing and signs.

18 Oct 2026

Lab Tests Explained 4 min read

Heartworm Tests in Dogs and Cats

Heartworm is checked with antigen kits that find proteins from adult female worms, and with microscope or RT-PCR tests for the tiny young worms in blood. Cats are tested differently from dogs.

18 Oct 2026

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