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Topical nitrogen mustard in early mycosis fungoides. A 12-year experience
Abstract:
A 12-year experience in thirty-three patients suffering from early mycosis fungoides in plaque stage confirms the effectiveness of topical nitrogen mustard therapy. Fourteen patients were in complete remission at the latest time of observation and 7 in partial remission. The probability of freedom from relapse was approximately 50% after 6 and 12 years. Three deaths attributable to mycosis fungoides were recorded. Three patients had to discontinue treatment due to contact dermatitis to nitrogen mustard. Specific precautions were undertaken in order to protect personnel handling the drug. No damaging or toxic effects were observed among staff personnel and no hematological side-effects were observed among the patients. The treatment as a whole was well tolerated.
Insights
Topical nitrogen mustard therapy is effective for early-stage mycosis fungoides, with many patients achieving remission. Long-term follow-up shows a sustained benefit, though some experienced side effects.
Area of Science:
- Dermatology
- Oncology
- Cutaneous Lymphoma Research
Background:
- Mycosis fungoides is the most common type of cutaneous T-cell lymphoma.
- Early-stage mycosis fungoides (plaque stage) requires effective and well-tolerated treatment options.
- Topical therapies are a cornerstone for managing early-stage mycosis fungoides.
Purpose of the Study:
- To evaluate the long-term effectiveness and safety of topical nitrogen mustard therapy.
- To assess remission rates and relapse probabilities in patients with early mycosis fungoides.
- To document treatment tolerance and potential side effects in patients and handling personnel.
Main Methods:
- Retrospective analysis of a 12-year treatment experience.
- Involved thirty-three patients diagnosed with early-stage mycosis fungoides (plaque stage).
- Utilized topical nitrogen mustard as the primary therapeutic agent.
Main Results:
- Fourteen patients achieved complete remission, and 7 achieved partial remission.
- Probability of freedom from relapse was approximately 50% at both 6 and 12 years.
- Three patients discontinued treatment due to contact dermatitis; no staff experienced toxic effects.
Conclusions:
- Topical nitrogen mustard therapy demonstrates sustained effectiveness for early mycosis fungoides.
- The treatment is generally well-tolerated, with manageable side effects and good safety profile.
- Careful handling and precautions are essential for personnel administering topical nitrogen mustard.