iceberg phenomenon

iceberg phenomenon

The recognition of gross conditions and diseases and failure to recognize the great majority of conditions that are mild and not clinically obvious.
References in periodicals archive ?
Most Pakistani politicians display the inverse iceberg phenomenon. They show a lot of gravitas above the surface but there's little substance inside.
"It's called the iceberg phenomenon, where only the tip is sharply defined yet we are aware that there is a much larger portion underwater that we can not see," said David McCormick, the Dorys McConnell Duberg Professor of Neurobiology at Yale School of Medicine, researcher of the Kavli Institute of Neuroscience and co-senior author of the study.