Organ damage refers to any harm or injury caused to an organ within the body. This can occur due to various reasons such as disease, trauma, poisoning, or infection. The severity of the damage can vary from minor to severe, depending on the extent of the injury and the affected organ. Organ damage can lead to a range of health problems, including reduced function, pain, and even death if left untreated. It is essential to address any signs of organ damage promptly in order to prevent further complications or long-term consequences.