Treatment of dystonia in striatal necrosis caused by Mycoplasma pneumoniae

Carolyn Green1, David E Riley

  • 1Department of Neurology, Case Western Reserve University School of Medicine, Cleveland, OH 44106-6090, USA.

Insights

Mycoplasma pneumoniae infection can cause severe dystonia in children. Multimodal treatment, including trihexyphenidyl, botulinum toxin, and intrathecal baclofen, showed beneficial responses in a pediatric case.

Area of Science:

  • Neurology
  • Infectious Diseases
  • Pediatrics

Background:

  • Bilateral striatal necrosis is a rare neurological complication.
  • Mycoplasma pneumoniae infections can lead to severe neurological sequelae in children.

Observation:

  • An 8-year-old male presented with persistent, severe dystonia following a Mycoplasma pneumoniae respiratory infection.
  • The patient's dystonia was refractory to initial treatments.

Findings:

  • A multimodal treatment approach was implemented, combining moderate-dose trihexyphenidyl, botulinum toxin injections, and intrathecal baclofen.
  • This comprehensive treatment strategy resulted in a beneficial response, alleviating the severe dystonia.

Implications:

  • This case highlights a potential therapeutic strategy for managing severe, treatment-refractory dystonia secondary to Mycoplasma pneumoniae infection.
  • Further research into the neuroinflammatory mechanisms of Mycoplasma pneumoniae-induced movement disorders is warranted.

Related Concept Videos

Parkinson's Disease: Treatment01:24

Parkinson's Disease: Treatment

Neurodegenerative disorders, such as Parkinson's Disease (PD), involve the gradual and irreversible destruction of neurons in particular brain areas. These disorders exhibit standard features like proteinopathies, selective vulnerability of some neurons, and an interaction of intrinsic properties, genetics, and environmental influences in neural injury.
Parkinson's Disease is primarily a result of the loss of dopaminergic neurons in the substantia nigra pars compacta. The cornerstone of its...
Skeletal Muscle Relaxants: Therapeutic Uses01:31

Skeletal Muscle Relaxants: Therapeutic Uses

Skeletal muscle relaxants are used to relax muscle tone and alleviate painful muscle contractions. However, the choice of skeletal muscle relaxants depends on the duration of the surgical procedure in order to minimize potential side effects. Skeletal muscle relaxants like neuromuscular blocking agents [NMBAs] are commonly employed as adjuvants alongside general anesthetics in clinical settings. NMBAs are also used to maintain controlled ventilation during surgery of the larynx or pharynx as...
Directly Acting Muscle Relaxants: Dantrolene and Botulinum Toxin01:26

Directly Acting Muscle Relaxants: Dantrolene and Botulinum Toxin

Directly acting muscle relaxants like dantrolene and botulinum toxin (BoNT) have distinct mechanisms and applications. Dantrolene, a hydantoin derivative, acts on the ryanodine receptor (RYR1) in skeletal muscle cells. RYR1 are calcium channels present at the sarcoplasmic reticulum membrane. In response to excitation, they release calcium ions from the sarcoplasmic reticulum to the cytosol. Calcium promotes actin-myosin-mediated contraction of muscles.
The binding of dantrolene to the RYR1...
Myasthenia Gravis: Overview and Treatment01:20

Myasthenia Gravis: Overview and Treatment

Myasthenia gravis is a neuromuscular transmission disorder characterized by weakness and increased fatigability of skeletal muscles. It is an autoimmune disease affecting approximately one in 2000 people, where antibodies against the α1 subunit of nicotinic acetylcholine receptors are produced.
These antibodies interfere with the function of the nicotinic receptors in three ways: by binding to the receptor and disrupting acetylcholine binding; by causing cross-linking of receptors which leads...
Classification of Skeletal Muscle Relaxants01:28

Classification of Skeletal Muscle Relaxants

Skeletal muscle relaxants are a group of drugs that can reduce muscle stiffness and induce temporary paralysis to relieve pain. These agents can act centrally to reduce muscle tone or spasms in painful conditions such as multiple sclerosis (MS), amyotrophic lateral sclerosis (ALS), or spinal injuries; they are called antispasmodics or spasmolytics.
Peripherally acting skeletal muscle relaxants interfere with the neurotransmission at the neuromuscular end plate to induce paralysis during...
Alterations in Muscle Tone lll01:11

Alterations in Muscle Tone lll

Rigidity and myotonia are distinct abnormalities of muscle tone that affect resistance and relaxation during movement. Although both involve altered muscle contraction, they arise from different neurological and muscular mechanisms.CharacteristicsRigidity is characterized by uniform resistance to passive movement across the entire range, independent of speed, affecting flexors and extensors equally. It may appear as lead-pipe rigidity (smooth, constant resistance) or cogwheel rigidity...