Table 4.

Treatment of Manifestations in Individuals with TARDBP-Related Amyotrophic Lateral Sclerosis-Frontotemporal Dementia

Manifestation/ConcernTreatmentConsiderations/Other
ADL Physical medicine & rehab / PT & OTAnkle-foot braces, walkers, wheelchairs, hospital beds, toileting equipment, lifts to improve functionality
UMN involvement /
LMN involvement
Riluzole
EdaravoneEdaravone is not approved worldwide.
Spasticity Baclofen, tizanidine, cannabinoids, & muscle stretching
Muscle cramps Magnesium supplements, quinine sulfate, gabapentin, or carbamazepine
Parkinsonism PT, levodopa trialBecause of psychiatric levodopa side effects, use only when functional impairment is significant.
Cognitive function Cognitive rehab
Psychiatric/
behavioral
manifestations
Environmental, behavioral, & physical interventionsTo minimize occurrence & consequences of undesired behaviors
CounselingFor those w/affective disorders or to support affected person &/or caretaker(s)
SSRIsFor those w/affective disorders or disinhibition & challenging behaviors, the first-line approach is pharmacologic therapy.
VenlafaxineUsed when apathy is prominent
Atypical antipsychotics
  • When severe manifestations (agitation, aggressiveness, psychosis) are refractory to SSRIs
  • Often a temporizing measure until individuals become more apathetic.
  • Risk of iatrogenic extrapyramidal syndrome
Pseudobulbar affect Dextromethorphan/quinidine
Dysarthria Per speech-language therapistUse of augmentative communication devices
Dysphagia Continuous eval & therapySafe swallowing techniques, diet modifications, gastrostomy tube
Sialorrhea Anticholinergic medications, salivary gland botulinum toxin injections, or radiotherapyAnticholinergic medication can affect cognition.
Respiratory function Assisted ventilationNoninvasive at first, proceeding to tracheostomy if necessary
Bladder dysfunction Anticholinergics & intravesical botulinum toxinAnticholinergic medication can affect cognition.
Family/caregiver support & resources Psychosocial support & education via caregiver & patient support groupsTo reduce stress & burden on caregivers

ADL = activities of daily living; LMN = lower motor neuron; OT = occupational therapy; PT = physical therapy; SSRI = selective serotonin reuptake inhibitor; UMN = upper motor neuron

From: TARDBP-Related Amyotrophic Lateral Sclerosis-Frontotemporal Dementia

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