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Drugs that Destabilize Microtubules01:10

Drugs that Destabilize Microtubules

Microtubules are dynamic structures and can be regulated by microtubule targeting agents (MTAs). Microtubule destabilizing drugs are a class of MTAs that destabilize and prevent microtubules' polymerization. Both natural and synthetic chemicals can be found under this class of drugs. Vincristine and vinblastine, two vinca alkaloids, and colchicine were among the first to be discovered. These drugs can affect cells in various ways, either by inducing a change in cell morphology, preventing...
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Myasthenia Gravis ll: Pathophysiology01:22

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Related Experiment Video

Updated: Jun 27, 2026

Nerve Excitability Assessment in Chemotherapy-induced Neurotoxicity
07:42

Nerve Excitability Assessment in Chemotherapy-induced Neurotoxicity

Published on: April 26, 2012

Colchicine neuromyopathy.

D S Uri1, M Biavis

  • 1University of Michigan Hospital, Ann Arbor, Michigan (D.S.U., M.B.).

Journal of Clinical Rheumatology : Practical Reports on Rheumatic & Musculoskeletal Diseases
|December 17, 2008
PubMed
Summary
This summary is machine-generated.

Colchicine myopathy is a complication of gout treatment, particularly in patients with kidney problems. Early recognition and stopping colchicine lead to recovery, with muscle biopsy confirming the diagnosis.

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Last Updated: Jun 27, 2026

Nerve Excitability Assessment in Chemotherapy-induced Neurotoxicity
07:42

Nerve Excitability Assessment in Chemotherapy-induced Neurotoxicity

Published on: April 26, 2012

Area of Science:

  • Clinical Medicine
  • Pharmacology
  • Neurology

Background:

  • Colchicine is a common treatment for gout.
  • Renal insufficiency can increase the risk of colchicine-related side effects.
  • Colchicine myopathy presents insidiously with nonspecific symptoms.

Purpose of the Study:

  • To highlight the importance of recognizing colchicine myopathy.
  • To discuss diagnostic challenges and methods for colchicine myopathy.
  • To emphasize the reversibility of colchicine myopathy upon drug discontinuation.

Main Methods:

  • Literature review on colchicine myopathy and renal insufficiency.
  • Analysis of diagnostic features, including clinical presentation and laboratory tests.
  • Discussion of histological findings and the role of imaging.

Main Results:

  • Colchicine myopathy is an underrecognized complication, especially in patients with impaired kidney function.
  • Diagnostic tests are often nonspecific, making clinical suspicion crucial.
  • Histological examination reveals a characteristic vacuolar myopathy.
  • Magnetic resonance imaging may aid in biopsy site selection but is not a primary diagnostic tool.

Conclusions:

  • Awareness of colchicine myopathy is essential for managing gout patients, particularly those with renal insufficiency.
  • Discontinuation of colchicine typically results in prompt clinical improvement.
  • Histopathology remains the gold standard for definitive diagnosis, while MRI's role is still under investigation.