The survival period of a paralyzed patient in bed is about 3-5 years, but the exact length of life depends on many factors.1 The most critical is the care of the patient in bed, the presence of serious complications, and the stability of the control of the underlying disease of the paralyzed patient, all of which affect the prognosis of the patient. For example, if the patient has difficulty in eating, he or she is prone to aspiration, and if the nutritional status is not good, the patient may suffer from pneumonia and aspiration pneumonia, and the survival time of the patient may be very short. 2. Once the lower limb deep vein thrombosis is dislodged, resulting in pulmonary embolism, the patient can die rapidly within a few days.