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Showing results for misdiagnose. Search instead for misdiagnosed.

misdiagnose

American  
[mis-dahy-uhg-nohs, -nohz, mis-dahy-uhg-nohs, -nohz] / mɪsˈdaɪ əgˌnoʊs, -ˌnoʊz, ˌmɪs daɪ əgˈnoʊs, -ˈnoʊz /

verb (used without object)

misdiagnosed, misdiagnosing
  1. to make an incorrect diagnosis.


verb (used with object)

misdiagnosed, misdiagnosing
  1. to diagnose erroneously.

    to misdiagnose the nation's ills.

misdiagnose British  
/ ˌmɪsˈdaɪəɡˌnəʊz /

verb

  1. to diagnose (an illness or problem) wrongly or mistakenly

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of misdiagnose

First recorded in 1925–30; mis- 1 + diagnose


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

He said GPs can also misdiagnose the cancer as the yeast infection thrush, and it is not until weeks of treatment have passed that the patient is referred to hospital.

From BBC ● May 6, 2026

“We have to be careful not to misdiagnose economic weakness,” Macklem said.

From The Wall Street Journal ● Feb. 5, 2026

There are situations in which doctors can misdiagnose people with TB.

From Los Angeles Times ● Mar. 25, 2024

Without proper context, the data could potentially be used to misdiagnose illnesses and turn people into hypochondriacs.

From New York Times ● Jan. 5, 2022

That can cause software to misdiagnose a malfunction and disable the passenger air bag, increasing the risk of injury in a crash.

From Seattle Times ● Nov. 17, 2021

“You don’t get misdiagnosed and all the sudden, I’m better,” Applegate said on the show.

From The Wall Street Journal ● Oct. 23, 2026

Her doctor had reevaluated her condition and leveraged new testing, revealing she had been misdiagnosed.

From The Wall Street Journal ● Oct. 23, 2026

"You don't get misdiagnosed and then all of the sudden I'm better," Applegate said in an episode of her Messy podcast released on Tuesday.

From BBC ● Oct. 20, 2026

A 2017 study in North Carolina found more than 90% of alpha-gal cases were misdiagnosed, often as food poisoning, because doctors were unfamiliar with it.

From Los Angeles Times ● Oct. 4, 2026

On top of that, Cofield said, Henrietta’s doctors had misdiagnosed her cancer and might have killed her with an overdose of radiation.

From "The Immortal Life of Henrietta Lacks" by Rebecca Skloot

This often results in doctors misdiagnosing the disease or catching it much later in its progression, when tremors may already be apparent.

From Washington Post ● Sep. 2, 2022

Williams’ departure came after an ugly dispute with the team’s medical staff and former president Bruce Allen in which he blamed the team for misdiagnosing a cancerous growth on his head.

From Washington Times ● Sep. 1, 2022

By not having this knowledge for adults, we are causing unnecessary harm by misdiagnosing medical conditions.

From Seattle Times ● Aug. 1, 2022

Caroline Schnakers was a neuropsychologist in Belgium when studies began appearing that showed doctors were misdiagnosing consciousness: People who were conscious were being diagnosed as being in a vegetative state.

From Los Angeles Times ● Aug. 22, 2019

In his 2015 autobiography Purple Revolution, he laid bare both his anger with the NHS for initially misdiagnosing his condition but also his gratitude for the ultimately successful treatment, which he says saved his life.

From BBC ● May 27, 2019

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