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Related Concept Videos

Directly Acting Muscle Relaxants: Dantrolene and Botulinum Toxin01:26

Directly Acting Muscle Relaxants: Dantrolene and Botulinum Toxin

841
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...
841

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Ultrasound-guided Botulinum Toxin-A Injections: A Method of Treating Sialorrhea
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Perianal Hyperhidrosis Successfully Treated with Botulinum Toxin A.

Leandra Reguero Del Cura1, Marta Drake Monfort1, Adrian De Quintana Sancho1

  • 1Division of Dermatology, University Hospital Marqués de Valdecilla (U.H.M.V), Santander, Spain.

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|October 4, 2021
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Summary

Perianal hyperhidrosis, a rare condition causing excessive sweating, can be effectively treated with Botulinum toxin A injections. This study shows a higher dose provided longer relief and patient satisfaction without adverse effects.

Keywords:
Botulinum toxin ADermatologyHyperhidrosisIntradermalTherapy

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Area of Science:

  • Dermatology
  • Neurology

Background:

  • Perianal hyperhidrosis (HH) is a rare focal sweating disorder.
  • It significantly impacts patients' quality of life and psychosocial well-being.
  • Botulinum toxin A is a recognized treatment for other forms of HH.

Observation:

  • A case of primary perianal HH was treated with Botulinum toxin A.
  • A higher dosage than previously reported was utilized.
  • The treatment resulted in a longer duration of response and high patient satisfaction.

Findings:

  • Successful treatment of perianal HH using an escalated dose of Botulinum toxin A.
  • No adverse effects were observed despite the higher dosage.
  • The treatment provided extended symptom relief and improved patient satisfaction.

Implications:

  • Botulinum toxin A offers a safe and effective therapeutic option for perianal HH.
  • Understanding perianal anatomy is crucial for successful toxin administration.
  • This approach may enhance dermatologists' expertise in treating this condition.