Abstract:
BACKGROUND:Thrombotic microangiopathies (TMA) are systemic vasoocclusive disorders associated with significant morbidity and mortality. Rapid and reliable diagnosis of TMA is critical. The diagnosis is complicated by a lack of objective and sensitive laboratory testing as well as multiple concurrent diseases, including infectious processes. CASE STUDY:We report two cases of disseminated histoplasmosis associated with TMA manifestations in renal transplant recipients, including one patient with histologically documented renal microthrombi; both patients were referred for plasma exchange. After the diagnosis of histoplasmosis, the treatment plan was changed to antifungal medications, reduced immuno-suppression, and supportive care, with progressive resolution of TMA manifestations. CONCLUSION:TMA occurs in transplant populations in association with infections, medications, and other factors. Appropriate management includes recognition and treatment of possible etiological factors. Disseminated histoplasmosis should be considered in transplant patients presenting with TMA.
journal_name
Transfusionjournal_title
Transfusionauthors
Dwyre DM,Bell AM,Siechen K,Sethi S,Raife TJdoi
10.1111/j.1537-2995.2006.00873.xsubject
Has Abstractpub_date
2006-07-01 00:00:00pages
1221-5issue
7eissn
0041-1132issn
1537-2995pii
TRF00873journal_volume
46pub_type
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