SIDS: Sudden Infant Death Syndrome is the sudden death of an infant younger than 1 year of age that cannot be explained even after a full investigation that includes a complete autopsy, examination of the death scene, and review of the clinical history.
SUID: Sudden Unexplained Infant Death is the death of an infant younger than 1 year of age that occurs suddenly and unexpectedly with no evidence for cause of death.
SUDC: Sudden Unexplained Death In Childhood is the sudden and unexpected death of a child over the age of 1 year, which remains unexplained after a thorough autopsy and case investigation is conducted.
SUDP: Sudden Unexpected Death in Pediatrics is an encompassing term regarding the sudden unexplained death of all children in the pediatric age range.
SUDEP: Sudden Unexpected Death in Epilepsy is the sudden, and non-traumatic and non-drowning death of a person with epilepsy, without a toxicological or anatomical cause of death detected.
SCDY: Sudden Cardiac Death of the Young The sudden unexpected death in an otherwise healthy person within 1 hour after onset of symptoms or, when unwitnessed, within 24 hours after the person was last seen in good health.