Increased Muscle Tone: Causes & Reasons

Possible Causes for Increased Muscle Tone

Aromatic L-Amino Acid Decarboxylase Deficiency

Other movement disorders can be present such as decreased movements (hypokinesia), increased muscle tone (hypertonia) in the limbs, sustained muscle contraction and abnormal [rarediseases.org]

These crises are characterized by abnormal rotation of the eyeballs and gaze deviation, uncontrolled movements of the head and neck, muscle spasms, agitation, and irritability [rarediseases.org]

Periventricular Leukomalacia

It may cause cerebral palsy (CP), especially tightness or increased muscle tone (spasticity) in the legs. Babies with PVL are at risk for major nervous system problems. [mountsinai.org]

It may cause cerebral palsy (CP), especially tightness or increased muscle tone (spasticity) in the legs. [nicklauschildrens.org]

Autosomal Dominant Spastic Paraplegia Type 9A

Hyperreflexia, extensor plantar response and increased muscle tone are the recognized UMN signs where as the weakness, muscle wasting, hyporeflexia, muscle cramps, and fasciculations [explainmedicine.com]

Pure hereditary spastic paraplegia The main symptoms of pure hereditary spastic paraplegia are: a gradual weakness in the legs increased muscle tone and stiffness (spasticity [nhs.uk]

Lower limb spasticity MedGen UID: 220865 • Concept ID: C1271100 • Finding Spasticity (velocity-dependent increase in tonic stretch reflexes with increased muscle tone and [ncbi.nlm.nih.gov]

Amyotrophic Lateral Sclerosis Type 7

Hyperreflexia and an increase of muscle tone are most characteristic and may be detected in muscles of face, larynx and pharynx (bulbar region), neck, arms, and diaphragm [symptoma.com]

[…] weakness.8,14 Signs of UMN disease include muscle tone increase, slow movement, and hyperreflexia.8 The presence of the Babinski sign, or upward response of the plantar reflex [ajmc.com]

Besides these lower motor neuron signs, upper motor neuron signs are characteristic of ALS: ALS patients suffer from hyperreflexia and present with an increased muscle tone [symptoma.com]

Alpers Syndrome

Physical therapy may help to relieve spasticity and maintain or increase muscle tone. [secure.ssa.gov]

Valproate should not be used since it can increase the risk of liver failure. Physical therapy may help to relieve spasticity and maintain or increase muscle tone. [ninds.nih.gov]

Symptoms include increased muscle tone with exaggerated reflexes (spasticity), seizures, and loss of cognitive ability (dementia). [diseaseinfosearch.org]

Amyotrophic Lateral Sclerosis Type 11

Additionally, ALS causes hyperreflexia and an increase of muscle tone. Those so-called pyramidal signs may predominate the clinical picture in case of ALS11. [symptoma.com]

[…] weakness.8,14 Signs of UMN disease include muscle tone increase, slow movement, and hyperreflexia.8 The presence of the Babinski sign, or upward response of the plantar reflex [ajmc.com]

Hyperreflexia and an increase of muscle tone are most typical and may be detected in muscles of face, larynx and pharynx (bulbar region), neck, arms, and diaphragm (cervical [symptoma.com]

Amyotrophic Lateral Sclerosis Type 9

Resistance to passive stretch of a spastic muscle results in minimal initial resistance (a "free interval") followed by an incremental increase in muscle tone. [ncbi.nlm.nih.gov]

Progressive lower and upper motor neuron loss results in bulbar palsy, muscle weakness followed by atrophy, hyperreflexia and an increase of muscle tone. [symptoma.com]

Tone increases in proportion to the velocity of stretch. Spasticity is usually accompanied by HYPERREFLEXIA and variable degrees of MUSCLE WEAKNESS. [ncbi.nlm.nih.gov]

Amyotrophic Lateral Sclerosis Type 3

Hyperreflexia and an increase of muscle tone are most characteristic and may be detected in muscles of face, larynx and pharynx (bulbar region), neck, arms, and diaphragm [symptoma.com]

[…] weakness.8,14 Signs of UMN disease include muscle tone increase, slow movement, and hyperreflexia.8 The presence of the Babinski sign, or upward response of the plantar reflex [ajmc.com]

Besides these lower motor neuron signs, upper motor neuron signs are characteristic of ALS: ALS patients suffer from hyperreflexia and present with an increased muscle tone [symptoma.com]

Hereditary Spastic Paraplegia

Spasticity is a state of increased muscle tone. Paraplegia refers to the legs (quadriplegia refers to both the arms and legs). [medicinenet.com]

Spasticity Spasticity is an increase in muscle tone with resulting stiffness. [emedicine.medscape.com]

muscle tone. [emedicine.medscape.com]

Amyotrophic Lateral Sclerosis Type 10

Hyperreflexia and an increase of muscle tone are most characteristic and may be detected in muscles of face, larynx and pharynx (bulbar region), neck, arms, and diaphragm [symptoma.com]

Resistance to passive stretch of a spastic muscle results in minimal initial resistance (a "free interval") followed by an incremental increase in muscle tone. [ncbi.nlm.nih.gov]

Besides these lower motor neuron signs, upper motor neuron signs are characteristic of ALS: ALS patients suffer from hyperreflexia and present with an increased muscle tone [symptoma.com]

Dihydropyrimidine Dehydrogenase Deficiency

Signs and symptoms in severely affected individuals begin in infancy and may include seizures, intellectual disability, microcephaly, increased muscle tone (hypertonia), delayed [monarchinitiative.org]

They will show neurological problems such as recurrent seizures (epilepsy), intellectual disability, small head size (microcephaly), increased muscle tone (hypertonia), delayed [strongmom.org]

Generalized Anxiety Disorder

In situations of fear they have an increased muscle tone due to the increased psychological tension and are often affected by sleep disorders. [flexikon.doccheck.com]

Mitochondrial Complex 3 Deficiency Nuclear Type 4

tone Low muscle tone [ more ] 0001290 Global developmental delay 0001263 Hallucinations Hallucination Sensory hallucination [ more ] 0000738 Hyperreflexia Increased reflexes [rarediseases.info.nih.gov]

[…] infancy [ more ] 0003593 Intellectual disability Mental deficiency Mental retardation Mental retardation, nonspecific Mental-retardation [ more ] 0001249 Lactic acidosis Increased [rarediseases.info.nih.gov]

[…] weakness Muscular weakness 0001324 Muscular hypotonia Low or weak muscle tone 0001252 Ragged-red muscle fibers 0003200 Rhabdomyolysis Breakdown of skeletal muscle 0003201 [rarediseases.info.nih.gov]

Autosomal Recessive Spastic Paraplegia Type 50

Pure hereditary spastic paraplegia The main symptoms of pure hereditary spastic paraplegia are: a gradual weakness in the legs increased muscle tone and stiffness (spasticity [nhs.uk]

People with spastic CP have increased muscle tone. This means their muscles are stiff and, as a result, their movements can be awkward. [cdc.gov]

Multiple Sclerosis

muscle tone with spasms modalities oral agents baclofen, gabapentin, clonazapem botox injections physiotherapy indications improve gait and balance modalities gentle stretching [orthobullets.com]

Spasticity, which can occur either as a sustained stiffness caused by increased muscle tone or as spasms that come and go, is usually treated with muscle relaxants and tranquilizers [web.archive.org]

The modified Ashworth scale 5 is an ordinal scale (0–5 points) ranking the intensity of muscle tone as follows: 0, no increase in muscle tone; 1, slight increase manifested [ncbi.nlm.nih.gov]

Huntington Disease

It is characterized by slowness of movements and an increased muscle tone. [medicaljoyworks.com]

Bradykinesia/akinesia Bradykinesia, ie, uncontrollable slowing of voluntary and involuntary movements, typically is combined with dystonia and increased muscle tone. [dovepress.com]

Dystonia is characterized by slower movements with an increased muscle tone leading to abnormal posture, for instance torticollis, but also rotation of the trunk or limbs. [ncbi.nlm.nih.gov]

Coma

Mention of coma vigil Lewandowsky 1910–2 Degrees from drowsiness to coma Mechanic, toxic, metabolic, ‘shock’ or ‘diaschisis’ Muscle tone remains. [doi.org]

Slowing pulse and increasing blood pressure Regular or Cheyne–Stokes Provides theoretical overview; interest in sudden coma after moderate hemorrhages. [doi.org]

Autosomal Recessive Primary Microcephaly Type 10

Resistance to passive stretch of a spastic muscle results in minimal initial resistance (a "free interval") followed by an incremental increase in muscle tone. [ncbi.nlm.nih.gov]

Tone increases in proportion to the velocity of stretch. Spasticity is usually accompanied by HYPERREFLEXIA and variable degrees of MUSCLE WEAKNESS. [ncbi.nlm.nih.gov]

Spasticity MedGen UID: 7753 • Concept ID: C0026838 • Sign or Symptom A form of muscle hypertonia associated with upper MOTOR NEURON DISEASE. [ncbi.nlm.nih.gov]

Weaver Syndrome

muscle tone) with camptodactyly (inability to fully extend the fingers). [medicinenet.com]

Other physical features include increased muscle tone, exaggerated reflexes, and the slower development of voluntary movements. [fdna.health]

[…] overgrowth syndrome characterized by accelerated growth and advanced bone age (evident at birth), unusual craniofacial appearance, hoarse low-pitched cry, and hypertonia (increased [medicinenet.com]

Distal Hereditary Motor Neuropathy Type 1

Additional clinical features may include pes cavus, hammertoe and increased muscle tone. [orpha.net]

Autosomal Recessive Spastic Paraplegia Type 18

muscle tone of arm or leg 0002509 Parietal hypometabolism in FDG PET 0012662 Scoliosis Abnormal curving of the spine 0002650 Spasticity Involuntary muscle stiffness, contraction [rarediseases.info.nih.gov]

Upper extremity muscle tone and strength are normal. In the lower extremities, muscle tone is increased at the hamstrings, quadriceps and ankles. [en.wikipedia.org]

Weakness is most notable at the iliopsoas, tibialis anterior, and to a lesser extent, hamstring muscles.[13] In the complex form of the disorder, additional symptoms are present [en.wikipedia.org]

Autosomal Recessive Spastic Paraplegia Type 53

Upper extremity muscle tone and strength are normal. In the lower extremities, muscle tone is increased at the hamstrings, quadriceps and ankles. [ipfs.io]

Weakness is most notable at the iliopsoas, tibialis anterior, and to a lesser extent, hamstring muscles. [15] In the complex form of the disorder, additional symptoms are [en.wikipedia.org]

Weakness is most notable at the iliopsoas, tibialis anterior, and to a lesser extent, hamstring muscles.[13] In the complex form of the disorder, additional symptoms are present [en.wikipedia.org]

Autosomal Recessive Spastic Paraplegia Type 46

Upper extremity muscle tone and strength are normal. In the lower extremities, muscle tone is increased at the hamstrings, quadriceps and ankles. [en.wikipedia.org]

Weakness is most notable at the iliopsoas, tibialis anterior, and to a lesser extent, hamstring muscles.[13] In the complex form of the disorder, additional symptoms are present [en.wikipedia.org]

Most people experience a decline in intellectual ability and an increase in muscle weakness and nerve abnormalities over time. [ghr.nlm.nih.gov]

Panic Disorder

Snapshot A 30-year-old man arrives at the ED stating in distress that he had " a heart attack." The event started suddenly and was associated with diaphoresis, chest pain, tachycardia, and tachypnea. Troponins and ECG are within normal limits. Upon further questioning, he reports some numbing around his lips and[…] [step2.medbullets.com]

Hartnup Disease

[…] speech (dysarthria), occasional tremors of the hands and tongue, and spasticity, a condition marked by increased muscle tone and stiffness of the muscles, particularly those [rarediseases.org]

A wide variety of neurological abnormalities can occur including sudden episodes of impaired muscle coordination (ataxia), an unsteady walk (gait), impaired articulation of [rarediseases.org]

Atypical Neuroaxonal Dystrophy

Spasticity is when the muscle tone increases and the muscles stiffen. Spasticity causes abnormal stiff, jerky movements, particularly of the legs. [raregenomics.org]

tone Low muscle tone [ more ] 0001290 Generalized muscle weakness 0003324 Gliosis 0002171 Global developmental delay 0001263 Hearing impairment Deafness Hearing defect [ [rarediseases.info.nih.gov]

Diminished muscle tone, called hypotonia, is also present. Hypotonia means the infant will be weak and ‘floppy’. Later on, spasticity develops. [raregenomics.org]

Kohlschütter-Tönz Syndrome

The gait was spastic, the deep tendon reflexes were brisk and muscle tone was mildly increased. [docslide.net]

Menkes Disease

He was also hypotrophic, with diminished muscle tone in the axial muscles, unable to head sustain, but with an increase in muscle tone of the extremities. [scielo.br]

We observed a decrease in the frequency of seizures and ataxic movements, and an increase in motor activities and muscle tone, (which increased from a score of 2 to 3 of a [bmcpediatr.biomedcentral.com]

Muscle strength was slightly diminished, deep tendon reflexes were increased with extension plantar reflex response. [scielo.br]

Upper Motor Neuron Disease

On physical exam there is left-sided upper extremity muscle weakness. The affected arm has increased muscle tone, and the bicep and tricep tendon reflex is 3+. [medbullets.com]

Are characterised by increased muscle tone (spasticity), weakness (generally flexors weaker than extensors in the legs and the reverse in the arms - pyramidal pattern of weakness [ole.bris.ac.uk]

Spasticity Increased muscle tone- spasticity, is also a common sign of the upper motor neuron syndrome. [medicalfoster.com]

Gaucher Disease

Other findings may include rapid head thrusts, bilateral fixed strabismus, and/or neck muscle hypertonia, limb rigidity, and seizures. [icahn.mssm.edu]