Definition of diplegia in US English:



  • Paralysis of corresponding parts on both sides of the body, typically affecting the legs more severely than the arms.

    • ‘It was found that height was reduced in children with spastic quadriplegia but was maintained in the normal range in children with diplegia and hemiplegia.’
    • ‘The presence of PVL carries a high risk of neurologic morbidity (most often spastic diplegia).’
    • ‘Bilateral Bell's phenomenon is found in myasthenia gravis, sarcoidosis, bilateral Bell's palsies, congenital facial diplegia, some rare forms of muscular dystrophy, and motor neurone disease.’
    • ‘She had facial diplegia, with the left side being more affected than the right.’
    • ‘When both legs are affected (spastic diplegia), a child may have difficulty walking because tight muscles in the hips and legs cause legs to turn inward and cross at the knees (called scissoring).’
    immobility, powerlessness, lack of sensation, numbness, deadness, incapacity, debilitation
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Late 19th century: from di- ‘two’, on the pattern of hemiplegia and paraplegia.