Ventr

Ventr is a shorthand used in medical and anatomical contexts to refer to a ventricle or ventricular structures. It is not a stand-alone term with a general lay definition, but a contextual abbreviation found in notes, diagrams, and radiology or pathology reports.

In cardiology, ventr. often denotes the heart’s ventricles. Left ventricle (LV) and right ventricle (RV) are routinely described in clinical descriptions, imaging reports, and surgical planning. Conditions such as ventricular hypertrophy, ventricular systolic dysfunction, and ventricular arrhythmias center on these chambers. The root ventr- signals relation to the ventricles rather than to atrial or vascular structures.

In neuroanatomy and neuroradiology, ventr- refers to the cerebral ventricular system. This includes the lateral ventricles, the third ventricle, and the fourth ventricle, which contain and circulate cerebrospinal fluid. Imaging and surgical procedures may address ventricles in terms such as ventriculography, ventriculomegaly, hydrocephalus, or ventriculoperitoneal shunting.

Etymology and derivatives: ventr- comes from Latin ventriculus, meaning a small belly or cavity, and it forms a wide range of terms such as ventricular, ventriculitis, and ventriculography. The exact meaning of ventr depends on context—cardiac versus cranial—and is typically expanded to its full form in formal writing.

See also: ventricle; ventricular system; ventriculography; hydrocephalus; ventriculitis.