The investigators propose to carry out a national retrospective study to collect epidemiological, biological, clinical and therapeutic data on microsporidiosis among heart transplant patients.
Microsporidia constitute a large family of intracellular eukaryotes infecting a wide range of hosts, ranging from insects to mammals and birds. Within this group, some species are responsible for intestinal syndromes manifested by abundant watery diarrhea, which can be particularly severe in immunocompromised individuals. In the 1980s, HIV-positive patients at the AIDS stage represented the primary population at risk. Nowadays, the most frequently affected patients among immunocompromised individuals are solid organ transplant recipients, for whom the management of this infection can be challenging. A neglected pathology until a few years ago, epidemiological data describing intestinal microsporidiosis in solid organ transplant recipients are scarce. The invesigators previously published the first data in kidney and liver transplant recipients. Here the investigators propose to carry out a national retrospective study to collect epidemiological, biological, clinical and therapeutic data on heart transplant patients.
Study Type
OBSERVATIONAL
Enrollment
39
CHU Gabriel Montpied
Clermont-Ferrand, France
RECRUITINGDemographic data: age
expressed in years old
Time frame: 1 year
Demographic data: sex
choice between: male/female
Time frame: 1 year
Time between transplant and microsporidiosis
expressed in days, or years if \>365 days
Time frame: 1 year
At diagnosis: number of days since the onset of symptoms
expressed in number of days
Time frame: 1 year
Weight loss at diagnosis
expressed in kilogram or in percent (compared to usual weight of the patient)
Time frame: 1 year
Dosage of immunosuppressants at diagnosis
Time frame: 1 year
Time to stool negativation
expressed in number of days between onset of treatment and first negative PCR during follow-up
Time frame: 1 year
Creatinine level in blood at Day 0 (diagnosis) and Month 3
expressed in µM
Time frame: 3 months
Numeration of cells in blood: platelets, lymphocytes, neutrophils at Day 0 (diagnosis) and Month 3
expressed in Giga per litre
Time frame: 3 months
Gammaglobulins in blood at diagnosis
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expressed in gram per litre
Time frame: 1 year