👉 Phacolysis is a term used in medicine to describe an abnormal growth of nerve cells in the brain. In this condition, there may be excessive or uncontrolled growth of nerve cells leading to damage to the brain and potentially affecting its function. Phacolysis can occur in many different types of disorders, including Parkinson's disease, multiple sclerosis, and other neurodegenerative diseases. Treatment for phacolysis often involves medications that help reduce the amount of nerve cell growth and improve overall