👉 A phrenocardiac is a type of brain tumor that affects the right and left sides of the brain. It is also known as a "right ventricular tumor" or a "left ventricular tumor." This condition can cause symptoms such as chest pain, shortness of breath, nausea, and heart palpitations. Treatment options for phrenocardiac tumors may include surgery, radiation therapy, chemotherapy, or other forms of treatment based on the specific type of tumor and its location in the brain