Dictionary

septum, interatrial See septum, atrial.

septum, heart See septum, cardiac

septum, cardiac The dividing wall between the right and left sides of the heart. The portion of the septum that separates the right and left atria of the heart is termed the atrial (or interatrial) septum. The portion of the septum that lies between the right and left ventricles of the heart is called the…

septum, atrial The wall between the right and left atria (the upper chambers) of the heart. Also known as interatrial septum.

septum A dividing wall or enclosure. For example, the septum of the nose is the thin cartilage that divides the left and right chambers of the nose from each other.

septorhinoplasty A surgical procedure that is done on the nose and the nasal septum to remove any internal obstructions that may be blocking breathing through the nose. See also rhinoplasty.

septicemia See sepsis.

septic Infected, or denoting infection. For example, septic shock is shock that is caused by infection.

septate Divided. For example, a septate uterus is one that is divided.

sepsis, neonatal A serious blood bacterial infection in an infant less than 4 weeks of age. Babies with sepsis may be listless, overly sleepy, floppy, weak, and very pale. Treatment involves urgent administration of antibiotics and intravenous fluids.

sepsis The presence of bacteria (bacteremia), other infectious organisms, or toxins created by infectious organisms in the bloodstream with spread throughout the body. Sepsis may be associated with clinical symptoms of systemic illness, such as fever, chills, malaise, low blood pressure, and mental-status changes. Sepsis can be a serious situation, a life-threatening condition that requires…

sentinel lymph node biopsy See biopsy, sentinel lymph node.