Navigate the Cigna Healthcare precertification process, and ensure your patients receive timely care by understanding our prior authorization requirements.

Dec 3, 2024 · Reye syndrome is a rare disease that occurs almost exclusively in children younger than age 15 and can cause severe liver and brain damage. Taking aspirin during a viral …

Jul 31, 2024 · Serotonin syndrome can happen when the level of a substance in your brain called serotonin gets too high. When some things are taken together, it can cause this serious, but …

Oct 2, 2025 · Post-thrombotic syndrome (also called postphlebitic syndrome) is a complication of a blood clot that forms in a deep vein. Post-thrombotic syndrome occurs because of damage …

What is flat head syndrome? Flat head syndrome means that a baby's head is flat in the back or on one side. Most often, it's from lying on the back or lying with the head to one side for long …

Dec 2, 2024 · What happens after a hereditary kidney cancer syndrome diagnosis? Most recommendations for screening and treating people with kidney cancer are based on evidence …

Jul 31, 2024 · Acute coronary syndrome (ACS) is an event that occurs when part of the heart muscle is not getting enough blood and oxygen. ACS includes unstable angina and a heart …

¿Qué es el síndrome coronario agudo? El síndrome coronario agudo es una emergencia. Se produce cuando el músculo cardíaco no recibe suficiente sangre y oxígeno. El síndrome …

Oct 24, 2024 · If your baby is born with Down syndrome, you will likely have many questions and strong emotions. Your doctor can help answer your questions. And he or she can guide you to …

Oct 24, 2024 · Down Syndrome, Ages 1 Month to 1 Year If your baby is born with Down syndrome, you will likely have many questions and strong emotions. Your doctor can help …