Medical experts explain children developing syndrome linked to COVID-19 "As the name states, it affects multiple systems. Mainly the heart, the lungs, the G.I tract, the neurologic system," Dr. Umesh Narsinghani said. Author: Taelore Hicks (WMAZ) Updated: 7:53 PM EST January 27, 2021 MACON, Ga. — Multisystem Inflammatory Syndrome is a rare condition that has been raising concerns for parents across the country. What exactly is this? "As the name states, it affects multiple systems, mainly the heart, the lungs, the G.I. tract, the neurologic system," Dr. Umesh Narsinghani said. Dr. Narsinghani works in the pediatrics ICU at the Children's Hospital. Narsinghani and Dr. Lance Slade, a pediatrician with Primary Pediatrics, say that children diagnosed with this syndrome have been exposed to COVID-19.