COH-1903-COMMUNITY HEALTH NURSING–SYNOPSIS Stages of Disease Cycle 🔹 Key for Exams: Levels of Prevention 🔹 Key for Exams: Iceberg of Disease 🔹 Concept: Diseases exist in a visible (clinical) and hidden (subclinical) form, like an iceberg where only a small part is seen above water. 🔹 Key for Exams: Spectrum of Disease 🔹 Concept: Diseases progress through various stages, from exposure to outcome. 🔹 Key for Exams: Modes of Disease