The QTc is considered prolonged if greater than 450 ms in males and 470 ms in females. It is calculated using Bezett’s formula, described below.

Wherever 9-year-old Adeline Evelyn Dinin goes, her AED is probably by her side. School. Dance class. Girl Scout meetings. Playdates.

Department of Molecular Pharmacology & Experimental Therapeutics, Mayo Clinic, Rochester, Minnesota, USA Correspondence to Dr M J Ackerman, Long QT Syndrome Clinic and the Mayo Clinic Windland Smith ...