Disease: hypogammaglobulinemia

Schizophyllum commune infection following chimeric antigen receptor T-cell therapy in a patient with lymphoma

A 71-year-old woman receiving CAR T-cell therapy for lymphoma developed a rare fungal lung infection caused by Schizophyllum commune six months after treatment. The infection presented similarly to other fungal diseases affecting the lungs and was diagnosed through bronchoscopy and fungal culture despite negative blood antibody tests. Standard antifungal medication (voriconazole) taken by mouth for four months completely resolved the infection, highlighting the need to consider rare fungi in patients receiving advanced cancer immunotherapies.

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Phaeohyphomycosis due to Nigrograna chromolaenae in a cardiac transplant patient

A 71-year-old heart transplant patient developed a slowly growing bump on his finger caused by a rare fungus called Nigrograna chromolaenae. Doctors initially tried common antifungal medications that didn’t work well, but the patient improved significantly when switched to posaconazole treatment. This is the first documented case of this particular fungus infecting a human, highlighting the importance of accurately identifying fungi to choose the right treatment.

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Invasive Cutaneous Mucormycosis in a Patient With Chronic Lymphocytic Leukemia on Obinutuzumab, Idelalisib, and Bruton Tyrosine Kinase Degrader: A Case Report

A 74-year-old man with leukemia developed a serious fungal infection (mucormycosis) on his ankle while taking cancer-fighting drugs. The infection was diagnosed through tissue biopsy examination rather than standard culture tests. Treatment required both powerful antifungal medications and surgical removal of the infected leg below the knee. The patient recovered successfully after this aggressive treatment approach.

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