Decorticate Posturing In Comatose Patient

Blood alcohol measurements are a vital test in the comatose patient as the clinical picture may be caused or temporarily significantly worsened by severe alcohol intoxication.

Decorticate posturing in comatose patient. This asymmetry has some localising value fig 3. Normally people displaying decerebrate or decorticate posturing are in a coma and have poor prognoses with risks for cardiac arrhythmia or arrest and respiratory failure. This posturing signals that there is damage to the nerve pathway that connects the spinal cord and the brain.

Comatose patients may demonstrate motor responses indicative of more generalized reflexes. Sir charles sherrington was first to describe decerebrate posturing after transecting the brain stems of cats and monkeys causing them to exhibit the posturing. Both involve stereotypical movements of.

Decorticate posturing is a type of abnormal or pathologic posturing not to. The feet are plantar flexed. The first is the disinhibition of the red nucleus with facilitation of the rubrospinal tract.

A person displaying decorticate posturing in response to pain gets a score of three in the motor section of the glasgow coma scale due to the flexion of muscles due to the neuro muscular response to the trauma. There are two parts to decorticate posturing. What causes decorticate posturing.

Decorticate posturing consists of adduction of the upper arms flexion of the lower arms wrists and fingers. Decorticate posture this refers to bilateral flexion of the upper limbs and extension of the lower limbs usually the consequence of an upper brain stem lesion. From an external or internal source.

This posture implies a destructive lesion of the corticospinal tracts within or very near the cerebral hemispheres. This condition is more common in comatose patients who have developed lesions above the red nucleus and below the thalamus. The following are some of the causes of decorticate posturing.