What does this research mean for the field?

Mirvetuximab soravtansine-gynx (MIRV) can induce severe, life-threatening grade 4 pneumonitis that requires prompt recognition, drug discontinuation, and corticosteroid therapy for recovery. Novelty: ClaimNovelty.INCREMENTAL. Consensus alignment: ConsensusAlignment.NEUTRAL.

What question did this study set out to answer?

To report a rare case of grade 4 pneumonitis induced by Mirvetuximab soravtansine-gynx in a patient with ovarian cancer.

May 20, 2026American Journal of Respiratory and Critical Care Medicine

A41-03 Grade 4 Pneumonitis Due to Mirvetuximab Soravtansine-gynx (MIRV) in a Patient With Ovarian Cancer

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Authors

MRM C RiceBaylor Scott & White Medical Center - Temple AVA P VanBaylor Scott & White Medical Center - Temple AKA I KimBaylor Scott & White Medical Center - Temple

Discussion

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Implication

Case report demonstrates grade 4 pneumonitis in a patient receiving MIRV therapy, indicating careful monitoring is essential.

Key Points

To report a rare case of grade 4 pneumonitis induced by Mirvetuximab soravtansine-gynx in a patient with ovarian cancer.
Case presentation of a 63-year-old woman with high-grade ovarian cancer after 15 cycles of MIRV.
Emergency intubation and bronchoscopy were performed due to respiratory distress and hypoxemia.
IV methylprednisolone (1 mg/kg) was initiated for the suspected MIRV-induced pneumonitis.
The patient was intubated for 10 days and showed gradual improvement with only 2L nasal cannula required at discharge.
Infectious workup remained negative throughout hospitalization.
MIRV was permanently discontinued due to severe adverse event.

Cite This Study

Rice et al. (2026) studied this question.

synapsesocial.com/papers/6a0d5040f03e14405aa9beea https://doi.org/10.1093/ajrccm/aamag162.2911

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A41-03 Grade 4 Pneumonitis Due to Mirvetuximab Soravtansine-gynx (MIRV) in a Patient With Ovarian Cancer

Discussion

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Implication

Key Points

Cite This Study

A41-03 Grade 4 Pneumonitis Due to Mirvetuximab Soravtansine-gynx (MIRV) in a Patient With Ovarian Cancer

Discussion

Member takes

Implication

Key Points

Cite This Study

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