Category: T

A dressing usually made of a plastic material with the skin-contact side coated with a hypoallergenic adhesive.  

A method, controlled mechanically, of filling the bladder with solution by gravity and periodically emptying the bladder with a catheter. It is usually used when the patient lacks bladder control as in injuries or lesions of the spinal cord.  

Irrigation and drainage of a cavity or an organ such as the bladder by placing two perforated tubes, drains, or catheters in the area. A solution is instilled through one catheter, and the other tube collects the returned fluid actively (by suction) or passively.  

The dose of a drug or physical agent (such as radiation) that will not cause perceptible or immediate injury. This dose will vary among individuals.  

The largest dose, especially of radiation, that will not cause obvious or immediate disfunction in tissues.  

Dose that will produce a cytopathic effect in 50% of the cultures inoculated.  

The dose required to produce the desired effect.  

A low dose of a medication given to assess its safety or tolerability.  

A device for separating a tendon from the surrounding tissue.  

A diverticulum involving all the coats of muscle in the pouch wall. It is usually congenital.