Truncus

Truncus may refer to:

Anatomy

 * Persistent truncus arteriosus, a rare congenital heart disease
 * Truncus arteriosus (embryology), part of an embryo's developing circulatory system
 * A pulmonary artery (truncus pulmonalis)
 * Lumbosacral trunk (truncus lumbosacralis)
 * Costocervical trunk (truncus costocervicalis)
 * Sympathetic trunk (truncus Sympaticus)
 * Celiac artery (truncus coeliacus)
 * Brachiocephalic artery (truncus brachiocephalicus)
 * Trunk (anatomy) (truncus)

Other

 * Truncus (mathematics), a particular algebraic curve