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Methotrexate hepatotoxicity

S G West1

  • 1Division of Rheumatology, University of Colorado Health Sciences Center, Denver, USA.

Rheumatic Diseases Clinics of North America
|November 15, 1997
PubMed
Summary
This summary is machine-generated.

Methotrexate can cause liver damage in rheumatic diseases, but it

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Area of Science:

  • Rheumatology
  • Hepatology
  • Pharmacology

Background:

  • Methotrexate is a common treatment for rheumatic diseases.
  • Hepatotoxicity is a known adverse reaction to methotrexate.
  • Risk factors for methotrexate-induced liver injury include alcohol use, particularly noted in psoriasis patients.

Purpose of the Study:

  • To evaluate the frequency and risk factors of methotrexate hepatotoxicity in rheumatic diseases.
  • To assess the utility of current monitoring guidelines for methotrexate therapy.

Main Methods:

  • Review of existing literature and clinical data on methotrexate use in rheumatic conditions.
  • Analysis of reported cases of hepatotoxicity.
  • Comparison of incidence rates between different patient populations (e.g., psoriasis vs. rheumatoid arthritis).

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Main Results:

  • Methotrexate-induced hepatotoxicity appears less frequent in rheumatoid arthritis patients compared to psoriasis patients.
  • The American College of Rheumatology guidelines suggest liver biopsies are not necessary for low-risk patients.
  • Current monitoring guidelines are considered useful and cost-effective.

Conclusions:

  • Methotrexate hepatotoxicity is a significant concern but occurs less frequently in rheumatoid arthritis.
  • Current American College of Rheumatology guidelines for monitoring methotrexate therapy are effective for low-risk patients.
  • Routine liver biopsies may not be necessary for all patients undergoing methotrexate treatment for rheumatic diseases.