Author name: NCLEXsage

A child stands between a giant brain and a virus.
NCLEXsage Stories

When Infections Mimic Mental Illness: The Medical Mystery of PANS & PANDAS

As nurse educators and mental health advocates, we believe it is essential to spotlight misunderstood conditions that often straddle the line between medical and psychiatric care or lesser-known medical conditions that can easily be misdiagnosed, especially in children. One such condition is PANS/PANDAS, where infections can trigger sudden neuropsychiatric symptoms that mimic mental illness. This

Two scientists examining a sample in a lab with a microscope.
NCLEXsage Stories

The Microbe in the Pub: How a Self-Experiment Revolutionized Ulcer Treatment

In the early 1980s, peptic ulcers were universally blamed on stress, spicy foods, and excess stomach acid. Physicians prescribed antacids, H2 blockers, and even surgery, but patients still suffered chronic pain and high relapse rates. Two young Australian researchers, Dr. Barry Marshall and Dr. Robin Warren, observed curved, corkscrew-shaped bacteria in gastric biopsy specimens from

A vintage brown bottle labeled 'Carbolic Acid' on a wooden table with a masked figure in the background.
NCLEXsage Stories

The Sewage Spark: How Sewage Treatment Inspired Antiseptic Surgery

In the 1860s, Dr. Joseph Lister walked the streets of Carlisle, England, pondering the putrid smells rising from raw sewage spread on fields as fertiliser. At that time, farmers unknowingly harnessed carbolic acid (phenol) to deodorise sewage, a byproduct of coal tar distillation. Lister, deeply troubled by the high post-operative infection rates and hospital gangrene,

A colorful poison dart frog next to a large capsule on a branch.
NCLEXsage Stories

The Poison Dart Frog and the Birth of a New Analgesic

In the remote rainforests of western Ecuador, the indigenous Emberá-Chocó people have long used the skin secretions of tiny golden poison dart frogs (Phyllobates terribilis) to tip their hunting darts. These frogs carry batrachotoxin, an extremely potent neurotoxin. Yet in the 1970s, a young biochemist named John Daly at the National Institutes of Health saw

A man intensely studies a globe with explorers in the background.
NCLEXsage Stories

The Global Journey of Syphilis: From the Americas to Europe

In the late 15th century, European explorers set sail across uncharted waters, seeking new lands and opportunities. Among these voyages, Christopher Columbus’s expeditions to the Americas marked a pivotal point in world history, initiating widespread exchange between continents. This exchange, known as the Columbian Exchange, introduced new foods, animals, and, unfortunately, diseases to different parts

A doctor gives pills to a worried woman beside a radioactive container.
NCLEXsage Stories

The Coventry Experiment: Unveiling Ethical Breaches in Medical Research

In 1969, a medical study was conducted in Coventry, United Kingdom, involving 21 Indian-origin women. These women were unknowingly fed chapatis laced with radioactive isotopes as part of an experiment aimed at understanding iron absorption. The participants were not informed about the nature of the substances they were ingesting, raising significant ethical concerns. This experiment

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