The True Cost of Clinical Lab Testing

As an in-office coach I often hear the following objection, “Clinical laboratory testing is too expensive. My patients won’t want to spend the money.” Taking into consideration the latest research, released in the online British Medical Journal November 29, 2016, which states that periodontal disease with high risk pathogens (Aa, Pg, Tf, Td, Fn) is causal for arterial sclerotic vascular disease, the patient can’t afford NOT to test for the presence of these dangerous bacteria. (1) As a pr...
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What is “Differential Diagnosis”?

There is an old adage in medicine that says “When you hear hoof beats, think horses. Don’t think zebras.” This phrase can be applied to every patient and case; your eyes don’t tell the whole story. It is usually good advice to confirm the obvious, rather than spending time and resources investigating rare things. Consider the virtue of the “differential diagnosis”. In medicine, the differential diagnosis is a process by which the consideration of diagnosing one disease is distinguished fr...
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Definitions By Matt: What is PCR?

Our readers have expressed curiosity about the technology of a clinical laboratory. “Definitions by Matt” will be a continuing series to highlight your questions and provide insight into the clinical laboratory processes and terminologies. “What is PCR (polymerase chain reaction)?” DNA, or deoxyribonucleic acid, is present in every living cell from Humans to plants to bacteria and is used to store information. DNA is found in long chains of building blocks, called bases. Cells contain ...
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Missing the Boat When it Comes to Perio Therapy

During a recent national speaking engagement, a hygienist told me that they used to do clinical laboratory testing. “We stopped doing it because when we tested months later, the bacteria had come back and the patient had an active infection again. We decided ‘it’ wasn’t working so we stopped,” she explained. I thought to myself, wow, this is very interesting and a perfect example of ‘throwing the baby out with the bath water’! It wasn’t the clinical laboratory testing that wasn’t working, it ...
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The True Cost of Clinical Lab Testing

As an in-office coach I often hear the following objection, “Clinical laboratory testing is too expensive. My patients won’t want to spend the money.” Taking into consideration the latest research, released in the online British Medical Journal November 29, 2016, which states that periodontal disease with high risk pathogens (Aa, Pg, Tf, Td, Fn) is causal for arterial sclerotic vascular disease, the patient can’t afford NOT to test for the presence of these dangerous bacteria. (1)   As a prof...
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