Met with accident. Reports showed loss of the physiological cervical lordosis. What are the complications?

my brother 10-year-old suffered a car accident and he can not now move his hand and his right foot, but he can feel them in the first movement was difficult, but now he can commend his knee, for example, but without the ability to control fingers and balance .. The medical reports indicate that: loss of the physiological cervical lordosis the CT scan brain appears normal No recent intracranial hemorrhage No recent infraction Small focal area of spinal cord contusion at the corresponding level of C7 level Is it possible explanation for his condition and whether or process needs to be addressed physical therapy ??