Category: T

A systemic immunological reaction to the transfusion of blood products marked by breathlessness, fever, hypotension, inadequate oxygenation, and noncardiogenic pulmonary edema. It is caused by antibodies in the donor’s plasma reacting against the white blood cells of the transfusion recipient. Ventilatory support is commonly needed. The reaction is life-threatening in about 10% of patients.  

The ratio of the thoracic anteroposterior diameter to the transverse diameter.  

The insertion into a cell nucleus of genetic information not normally present in the cell’s DNA. This technique is used, e.g., to treat genetic illnesses in which a protein is absent or inadequately expressed by the cells of the patient.  

The union of an abnormal fetus with a nearly normal fetus.  

A rarely used type of dental prosthesis that completely penetrates the mandible. Its use is complicated by infection and a high rate of implant failure.  

A measure of the electrical activity in the chest that varies with changes in body size and composition, fluid volume, ventilatory status, and other variables.  

A mental concept of taste sensations previously experienced.  

A mental image of the way an object feels.  

Illumination in which the light is directed through the object. Light may come directly from a light source or be reflected by a mirror.  

Removal of the uterus, including the cervix, through an abdominal incision.