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73 Possible Causes for Areflexia, Lower and Upper Limbs Affected, Myoclonic Jerking

  • Jankovic Rivera Syndrome

    Symptoms - Jankovic Rivera syndrome * Progressive distal muscle weakness * Progressive distal muscle wasting * Myoclonic jerks * Dementia * Abnormal walk * Speech defect Causes[checkorphan.org] After a few years of normal development, affected children begin experiencing muscle weakness and atrophy in the lower limbs, causing difficulty walking and frequent falls[ghr.nlm.nih.gov] Children with this disorder have incredibly brief ( myoclonic jerks... - Hypnic jerk Other names Hypnagogic jerk, sleep start, sleep twitch, myoclonic jerk, night start Specialty[wordaz.com]

  • Enterovirus Infection

    Among these patients, 140 (21.1%) had EV71 isolated, and 150 (22.6%) had myoclonic jerk.[ncbi.nlm.nih.gov] Abstract Miller-Fisher is a rare syndrome of childhood that presents with external ophthalmoplegia, ataxia, and areflexia.[ncbi.nlm.nih.gov] lower limbs.[ncbi.nlm.nih.gov]

  • Spinal Muscular Atrophy

    Here we report an adolescent female who presented with atonic and absence seizures and myoclonic jerks and was later diagnosed as having myoclonic-absence seizures.[ncbi.nlm.nih.gov] Infantile X-linked spinal muscular atrophy (SMAX2) is a rare form of spinal muscular atrophy manifesting as severe hypotonia, areflexia, arthrogryposis, facial weakness and[ncbi.nlm.nih.gov] The lower limbs usually are affected sooner and more profoundly than are the upper limbs.[emedicine.medscape.com]

  • Lower Motor Neuron Syndrome with Late-Adult Onset

    Subacute necrotizing encephalopathy, also called Leigh disease, is a lethal disorder of infancy marked by psychomotor delay, myoclonic jerks, paralyses of eye movements, and[britannica.com] […] very slow NCV, conduction block with normal amplitude of nerve action potential -prolonged distal latencies, F responses & H reflexes -mostly distal weakness with distal areflexia[brainscape.com] Distal hereditary motor neuropathy affects nerve cells in the spinal cord and presents as weakness and wasting that starts in muscles of the upper and lower limbs and spreads[togetherinsma.com]

  • Adult-Onset Autosomal Recessive Cerebellar Ataxia

    […] to manage her frequent myoclonic jerking.[jnnp.bmj.com] […] iii) Retinitis pigmentosa and sensorineural hearing loss Usher syndrome type 1 is characterized by a congenital, bilateral, profound sensorineural hearing loss, vestibular areflexia[refsumdisease.org] Clinical features Late-onset ataxia Slowly progressive Lower limb more affected than upper limb Dysarthria, ocular dysmetria Spasmodic torticollis in some Brain MRI shows[emedicine.medscape.com]

  • Autosomal Recessive Spinocerebellar Ataxia Type 17

    Raymond et al (2008) noted that M-D due to SGCE mutations is characterized by early onset myoclonic jerks, often associated with dystonia.[aetna.com] […] motor neuron (note: saccades relates to eye movement) CAG repeat, 6p ( Ataxin 1 ) SCA2 [3] ( ATXN2 ) 3rd - 4th decade ( 60) 10 years (1-30) Diminished velocity saccades areflexia[psychology.wikia.com] Clinical features Late-onset ataxia Slowly progressive Lower limb more affected than upper limb Dysarthria, ocular dysmetria Spasmodic torticollis in some Brain MRI shows[emedicine.medscape.com]

  • Ataxia

    Patient 2 initially presented with an increased startle response and myoclonic jerks, and subsequently developed severe limb and gait ataxia, dysarthria, oculomotor disturbances[ncbi.nlm.nih.gov] Hydrocephalus — Labyrinthitis/vestibular neuritis ( vertigo, nausea, and vomiting are more prominent) — Miller-Fisher variant of Guillain-Barré syndrome (ophthalmoplegia, ataxia, areflexia[lifeinthefastlane.com] Clinical features Late-onset ataxia Slowly progressive Lower limb more affected than upper limb Dysarthria, ocular dysmetria Spasmodic torticollis in some Brain MRI shows[emedicine.medscape.com]

  • Autosomal Recessive Spinocerebellar Ataxia 8

    Myoclonic jerks appear during the second year of life and there is progressive microcephaly.[academic.oup.com] […] motor neuron (note: saccades relates to eye movement) CAG repeat, 6p ( Ataxin 1 ) SCA2 [3] ( ATXN2 ) 3rd - 4th decade ( 60) 10 years (1-30) Diminished velocity saccades areflexia[psychology.wikia.com] Clinical features Late-onset ataxia Slowly progressive Lower limb more affected than upper limb Dysarthria, ocular dysmetria Spasmodic torticollis in some Brain MRI shows[emedicine.medscape.com]

  • Acute Cerebellar Ataxia

    Four weeks later he developed myoclonic jerks. Electroencephalogram showed characteristic periodic complexes time-locked with myoclonus.[ncbi.nlm.nih.gov] Fisher M (1956) An unusual variant of acute idiopathic polyneuritis (syndrome of ophthalmoplegia, ataxia and areflexia). New England Journal of Medicine 255: 57.[els.net] Lower limbs were affected more than the upper limbs and the mean delay between the onset and fever and onset of cerebellar ataxia was 13 days.[atmph.org]

  • Pyramidal Tract Disorder

    Subacute necrotizing encephalopathy, also called Leigh disease, is a lethal disorder of infancy marked by psychomotor delay, myoclonic jerks, paralyses of eye movements, and[britannica.com] Muscles become flaccid and no reflexes are present (areflexia). In time (regeneration) synapses are established within the spinal cord.[wikilectures.eu] Both upper and lower motor neurons are affected, with decreased motor strength and wasting of the muscles of the face, limbs, and diaphragm.[radiopaedia.org]

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