👉 Roussoellopsis is a rare disease characterized by an irregular growth pattern in a single organ, often involving the heart or brain, that can lead to death if left untreated. This condition is caused by mutations in the genes involved in cell division and development. It's a genetic disorder that affects the heart muscle and leads to a buildup of scar tissue around it, causing severe pain and difficulty breathing. Symptoms include chest pain, shortness of breath, nausea, and swelling of the legs or