The Best Recommended Cat Regular Blood Test Items and Selection Criteria: A Complete Guide

Lifestyle & Age CareTop PicksMeongsiljang Veterinary Advisory Board

Regular blood tests are essential for the early detection of diseases in cats. Select and manage specific test items that provide a comprehensive assessment of kidney, liver, and blood health.

Regular Cat Blood Test Items Are Key to Health Management

A cat looking at a blood test appointment schedule in a veterinarian's office.

Regular blood tests are essential for early disease detection and assessing organ function in cats. This is especially true for cats aged seven and older, as they are more prone to chronic conditions such as chronic kidney disease, hyperthyroidism, and hypertension, making routine screening highly recommended. - Comprehensive Health Assessment: Combining a complete blood count (CBC) with a serum chemistry panel (evaluating liver, kidney, and metabolic status) provides a holistic view of your cat’s health. A urinalysis can be added when necessary for a more thorough evaluation. - Kidney Function Monitoring: Measuring serum creatinine and blood urea nitrogen (BUN) levels helps track trends in kidney function over time. Observing changes across multiple tests is often more informative for early disease detection than relying on a single reading. - Liver Function and Metabolic Screening: Liver enzyme levels, such as AST and ALT, help identify potential liver abnormalities. The specific tests chosen should be tailored to your cat’s age, current health status, and medical history in consultation with your veterinarian.

Selection Criteria: Tips for Choosing a Clinic for Regular Blood Tests

When selecting blood test items for your cat, be sure to consider these four key criteria: - Purpose of the test: The specific tests recommended will vary depending on whether the goal is early disease detection or a general health checkup. - Age and health status: For cats aged seven years and older, comprehensive functional testing is recommended. In senior cats, additional tests for kidney function, thyroid levels, and blood glucose should also be considered. - Cost: Choose tests that fit within your budget by taking into account insurance coverage and price variations between clinics. - Ease of result interpretation: It is important to ensure that your veterinarian can interpret the results not only against standard reference ranges but also in comparison to previous test results. Use these criteria to select the most appropriate tests for your cat.

A veterinarian reviewing blood test results on a tablet.

Check 1: Does the Panel Include Both CBC and Serum Chemistry?

Regular blood work should include both a complete blood count (CBC) to check for anemia, inflammation, and infection, and a serum chemistry panel to assess liver and kidney function as well as blood glucose levels, providing a comprehensive overview of your pet’s overall health. It’s best to choose a clinic that offers both tests together. Since hyperthyroidism is common in senior cats, ask whether thyroid hormone (T4) testing can be added if needed. It’s important to select a clinic that clearly outlines the test components and whose veterinarian explains the medical rationale behind each chosen test.

An informational image explaining whether the test includes both a complete blood count (CBC) and serum chemistry.

Check 2: Are Items Recommended Based on Age and Health Status?

The specific tests needed vary depending on your cat’s age and overall health. For kittens, the focus is typically on basic health checks, while senior cats benefit from a broader panel that includes kidney function, thyroid levels, blood glucose, and, when indicated, FeLV/FIV screening. Rather than recommending a one-size-fits-all package, it’s best to choose a clinic that explains which tests are appropriate based on your cat’s age, medical history, and individual risk factors. Since many veterinarians advise more frequent check-ups for senior cats due to their increased risk of disease, it’s wise to select a clinic where you can discuss both the recommended tests and the ideal screening schedule.

An image showing guidance on selecting items based on age and health status

Check 3: Are Results Explained by Comparing Them to Previous Values?

Blood test results are more meaningful when viewed as trends over time rather than isolated numbers. It’s best to choose a clinic where the veterinarian explains how each value has changed compared to previous tests and what any abnormal results may indicate, helping you fully understand your pet’s health status. When abnormalities are detected, the clinic should seamlessly guide you through additional testing, ongoing monitoring, or a management plan, and clearly advise when the next test should be done. This approach supports consistent, long-term health management for your pet.

An image that explains how to compare the results with previous values.

Checklist for Choosing a Clinic for Regular Blood Tests

Item	Recommended criteria
Test panel	A clinic that performs CBC together with serum chemistry, and can offer T4, FeLV/FIV, or other additional tests for senior cats
Testing operations	A clinic that explains the test items and intervals according to age, health status, and medical history
Interpretation capability	A clinic with veterinarians who interpret results not only against normal ranges but also in comparison with previous test values
Result interpretation	A clinic that, when abnormal findings are detected, naturally connects and explains further testing or a management plan
Cost guidance	A clinic that informs you in advance of expected costs and the possibility of additional tests before testing

This is not a table recommending specific products or clinics, but a reference for when you consult your veterinarian. Always make treatment and testing decisions together with your veterinarian through an examination.

Note: Fasting May Be Required Before the Test

Some tests may require fasting for a specific period before the procedure. Since preparation methods vary depending on the type of test, it is important to consult with your veterinarian in advance and follow their instructions. To ensure accurate results, please strictly adhere to the fasting and preparation guidelines provided by the clinic.

Usage Tip: Interpret Test Results with Your Veterinarian

Blood test results are more than just numbers; they are vital indicators of your cat’s overall health. It is essential that a veterinarian interprets these results holistically. - The Importance of Interpretation: Judging based on a single value can lead to misunderstandings. - Suspicious Values: If abnormal values appear, additional testing or follow-up monitoring may be necessary. - Linking to Health Management: Based on the test results, dietary adjustments, medication prescriptions, and lifestyle improvements can be implemented. - The Value of Regular Exams: Repeatedly measuring the same parameters allows you to track trends over time. - Communication with Your Veterinarian: Feel free to ask your veterinarian any questions you have about the results.

A veterinarian explaining blood test results.

Reviewed by a veterinarian

Dr. Tony — Punnawat Phongkittirak

Veterinarian

A veterinarian who majored in veterinary medicine at Khon Kaen University, Thailand, and completed the IVSA program at North Carolina State University in the United States. Drawing on clinical experience at animal hospitals, he works in the pet healthcare field and is dedicated to building a digital care environment that connects pet parents with veterinarians.

Frequently Asked Questions

How often should cats have blood tests?

For healthy adult cats, we recommend an annual checkup, while senior cats aged seven and older should be seen more frequently. Please consult your veterinarian to create a personalized care plan tailored to your cat’s needs.

Is fasting required before the test?

Depending on the type of test, fasting may be required beforehand. Since preparation methods vary by test, be sure to confirm with your veterinarian in advance and follow their instructions.

What should I do if the test results come back abnormal?

If the results show any abnormalities, it’s best to consult with a veterinarian to plan additional tests or a management strategy. Rather than making immediate judgments, a systematic approach to diagnosis and care is essential.

Can cats feel fear during examinations?

Many cats feel anxious about examinations. The veterinarian can conduct the exam in a quiet environment and, if needed, use sedatives or behavior adaptation training to help your cat feel more comfortable.

How much does a blood test cost?

Costs can vary significantly depending on the clinic, the specific tests performed, and the clinic’s approach to care. For an accurate estimate, please contact the clinic where you plan to receive treatment directly.

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References

[1] Stockham, S.L. and Scott, M.A. (2008). Fundamentals of Veterinary Clinical Pathology, 2nd ed. Ames, Iowa: Blackwell Pub.

[2] Papasouliotis, K. et al. (2006). Analysis of canine and feline blood samples using the Kuadro in-house wet-reagent chemistry analyser. J Small Anim Pract. 47(4):190–195.

[3] ISFM Consensus Guidelines on the Diagnosis and Management of Feline Chronic Kidney Disease. J Fel Med Surg. 18(3):219–239, 2016.