Most diagnoses are made during the stage of clinical disease. In some people, however, the disease process may never progress to clinically apparent illness. In others, the disease …

Mar 2, 2025 · The spectrum of disease describes the full range of manifestations a disease can produce, from precursor states and subclinical cases to mild illness, severe disease, and fatal …

The deadliest diseases in humans are coronary artery disease (blood flow obstruction), followed by cerebrovascular disease and lower respiratory infections. [2] In developed countries, the …

The spectrum of disease refers to the range of manifestations and severities of illness associated with a given diseases, illnesses, or injury. For example, HIV infection has broad clinical …

Jun 4, 2024 · The natural history of disease refers to how a disease develops and progresses over time without intervention. Understanding the progression of disease is essential for …

Mar 28, 2023 · The "iceberg phenomenon of disease" theory explains how an illness progresses from its preclinical stages to its overt or apparent state. The submerged portion of the iceberg …

At one end are subclinical infections which are not ordinarily identified and at the other end are fatal illnesses. In the middle of the spectrum lie illnesses ranging in severity from mild to …

Ultimately, the disease process ends either in recovery, disability or death. Because the spectrum of disease can include asymptomatic and mild cases, the cases of illness diagnosed by …

Multiple health conditions afect a person from birth to death. The sequential order and the frequency of diseases during the lifecourse of an individual and of entire populations vary …

Explore a comprehensive repository of tools and materials designed to support global health emergency preparedness initiatives. Access curated resources, training materials, reference …