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48 Possible Causes for Hypertonicity of the Lower Limbs, Pyramidal Tract Signs

  • Hemiparesis

    Also, myoclonus or tremor is seen in up to 38% patients, hyperreflexia and other pyramidal tract signs in 85% patients and psychosis, visual hallucinations and paranoid delusions[ijcasereportsandimages.com] Mass grasp / - Pronation/supination / - Rebound test of holmes / - Tapping (hand) / - Drawing a circle (hand and foot) / - Fixation/position holding (upper and lower limb[slideshare.net] ., Kuroiwa, T. (2008) Diffusion Tensor Imaging in Chronic Subdural Hematoma: Correlation between Clinical Signs and Fractional Anisotropy in the Pyramidal Tract.[scindeks.ceon.rs]

  • Paraparesis

    The lower limb spasticity is the prominent finding on examination, particularly in the hamstrings, quadriceps, and ankles.[jnnp.bmj.com] limbs.[jnnp.bmj.com] This pattern of hypertonicity is responsible for the classic gait with the affected person demonstrating circumduction and toe walking.[jnnp.bmj.com]

  • Spastic Paraplegia

    […] than the pyramidal tract signs.[nature.com] The lower limb spasticity is the prominent finding on examination, particularly in the hamstrings, quadriceps, and ankles.[jnnp.bmj.com] In addition to pure forms, in which symptoms are limited to lower limb pyramidal tract dysfunction, complicated forms exist with additional neurological signs and usually[nature.com]

  • Cerebral Palsy

    All had spasticity affecting predominantly the lower limbs, although 2 also had mild hypertonia and ataxia of the upper limbs.[ncbi.nlm.nih.gov] Spastic features included hypertonicity, hyperreflexia, and extensor plantar responses. Two older sibs had contractures.[ncbi.nlm.nih.gov]

  • Hereditary Spastic Paraplegia

    We present three patients with complicated HSP from two unrelated families, who had early onset progressive cerebellar signs and developed pyramidal tract signs during follow-up[ncbi.nlm.nih.gov] […] and weakness - limited mainly to the lower extremities.[whonamedit.com] tract dysfunction.[ncbi.nlm.nih.gov]

  • Autosomal Dominant Spastic Paraplegia Type 17

    SPG17 is characterized by prominent amyotrophy of the hand muscles, the presence of mild to severe pyramidal tract signs, and spastic paraplegia.[abcam.com] The lower limb spasticity is the prominent finding on examination, particularly in the hamstrings, quadriceps, and ankles.[jnnp.bmj.com] SPG17 is characterized by prominent amyotrophy of the hand muscles, the presence of mild to severe pyramidal tract signs and spastic paraplegia.[uniprot.org]

  • X-linked Parkinsonism-Spasticity Syndrome

    The main feature of the disease is progressive spasticity in the lower limbs due to pyramidal tract dysfunction.[en.wikipedia.org] The lower limb spasticity is the prominent finding on examination, particularly in the hamstrings, quadriceps, and ankles.[jnnp.bmj.com] A midline lesion of the medulla oblongata is likely to involve the pyramidal tracts (the descending motor pathway) and the medial lemnisci (the ascending tracts relaying sensory[britannica.com]

  • Autosomal Recessive Lower Motor Neuron Disease with Childhood Onset

    Autosomal dominant juvenile amyotrophic lateral sclerosis and distal hereditary motor neuronopathy with pyramidal tract signs: synonyms for the same disorder?[ncbi.nlm.nih.gov] limbs, hypertonic urinary bladder, and impaired vibration sense.[clinicalgate.com] Selected Upper Motor Neuron Disorders Hereditary Spastic Paraplegia Like PLS, HSP is a disorder of UMNs and presents most commonly with progressive spasticity, weakness of the lower[clinicalgate.com]

  • Congenital Malformation of the Spine

    Pyramidal tract signs appeared later, and posterior column signs and sphincter disturbances were less frequently encountered. 39 Similarly, in achondroplasia, retardation[clinicalgate.com] Severe motor impairment was present in nine patients, five of whom were paraparetic and four paraplegic; one newborn (case 7) presented with moderately hypertonic lower limbs[ajnr.org] However microcephaly is usually associated with significant abnormalities such as pyramidal tract signs and profound learning difficulties.[jnnp.bmj.com]

  • Hereditary Hyperekplexia

    tract signs and spastic tetraplegia.[amp.pharm.mssm.edu] The hypertonia, which is predominantly in the trunk and lower limbs, often diminishes during the first year of life, but the pathological startle response, which can provoke[doi.org] […] neurodegeneration with brain iron accumulation (NBIA; see this term) characterized by psychomotor delay and regression, increasing neurological involvement with symmetrical pyramidal[amp.pharm.mssm.edu]

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