👉 In medical terms, "cytotropism" refers to a type of abnormality in which a baby develops more than one heartbeat at the same time. This condition is often described as an "extrapyramidal reaction," meaning that it affects more than one part of the brain or spinal cord at once. For example: - A 2-year-old child might have two heartbeats, one from each side of the body. - An adult may have three heartbeats, one from