Category: Diagnostic tests & procedures

Skin pH: Salesmanship, Not Science

People are being encouraged to worry about the pH of their skin and to try to change it. These concerns and interventions are not supported by scientific evidence.

/ July 2, 2019

Everlywell: At-Home Lab Tests That Don’t Make Sense

EverlyWell offers 34 at-home tests for everything from IgG tests for food sensitivities to a Sleep and Stress test. Most of them make no sense and are likely to mislead customers.

/ June 4, 2019
Thermography

FDA should pull the plug on thermography

The FDA says there's no good evidence that thermography can reliably screen for breast cancer or any other disease. Instead of pursuing the unlawful promotion of thermography for breast cancer detection on a case-by-case basis, the FDA should pull the plug on thermographic devices.

/ May 23, 2019

SmartJane Test of Vaginal Health: Clever Marketing, Questionable Science

uBiome claims that its SmartJane test's proprietary technology empowers customers to assess their own vaginal health. The company is being investigated for fraudulent billing practices, and the rationale for the test makes no sense.

/ May 14, 2019

Chiropractor Treating Concussions for Earlier Return to Play

A chiropractor is using questionable diagnostic and therapeutic measures to return athletes to play sooner after a concussion. Not a good idea.

/ April 23, 2019

An HBO Documentary about the Theranos Fraud Raises Concerns

Elizabeth Holmes founded Theranos to develop a device that could do 200 tests on a single drop of blood in a minute. She lied; it failed; she is being tried for fraud and conspiracy. The HBO documentary The Inventor tells the story but has some flaws. We can learn lessons from what happened.

/ March 26, 2019

Experts slam CAM lab tests, call for better regulation

Experts review the evidence and find that common CAM lab tests have "little or no clinical benefit" and are "a potential risk to patient safety." Regulatory reform is urgently needed to protect the public.

/ March 14, 2019

Kidney Cancer and Incidentalomas

Kidney cancer diagnoses are increasing but there has been no increase in mortality or rate of metastases. Kidney cancer is most often diagnosed as an incidental finding on a CT scan that was done for unrelated reasons. Treatment may not always be needed.

/ February 12, 2019

Osteopenia: When Does Decreased Bone Density Become a Disease Requiring Treatment?

Osteoporosis is routinely treated with bisphosphonates to prevent fractures. A new study suggests that osteopenia should be treated too. But questions remain.

/ January 8, 2019

Vertigo Voodoo: A Crazy-Sounding Cure That Actually Works

A sequence of positional changes sounds like voodoo, but is actually an effective way to cure benign paroxysmal positional vertigo (BPPV).

/ December 18, 2018