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retropulsion

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retropulsion /ret·ro·pul·sion/ (-pul´shun)
1. a driving back, as of the fetal head in labor.
2. tendency to walk backward, as in some cases of tabes dorsalis.
3. an abnormal gait in which the body is bent backward.

ret·ro·pul·sion (rtr-plshn)
n.
1. An involuntary backward walking or running, as seen in Parkinsonism.
2. A pushing back of a part or organ.

retropulsion [ret″ro-pul´shun]
1. a driving back, as of the fetal head in labor.
2. tendency to walk backward, as in some cases of tabes dorsalis.
3. an abnormal gait in which the body is bent backward.

retropulsion
a driving back, as of the fetal head during correction of a dystocia; performed manually or with a crutch during pauses between contractions and straining efforts.


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5) Progressive flexion forces can cause a large fracture of the anterior portion of the cervical vertebral body with retropulsion of the posterior portion of the vertebral body into the spinal canal leading to the "flexion teardrop injury" (Figure 5).
Dorsal MRI examination revealed pathologic signal changes in the T8 and T9 vertebrae bodies and intervertebral disc with retropulsion.
 
 
 
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