title: [Difficult diagnosis in a case of hematuria (Berger's disease)].
abstract: A seven years old boy presented with gross hematuria associated with clots and transitory renal insufficiency. The urinary sediment showed only monomorphic red blood cells. Subsequently urinary sediment completely modified: namely only dysmorphic red blood cells and hyaline granular casts were found and within a week renal function become normal. The clinical diagnosis of Berger's disease was possible only with renal biopsy.
mesh_terms: D001706:Biopsy; D002648:Child; D005922:Glomerulonephritis, IGA / Q000175:diagnosis* / Q000473:pathology; D006417:Hematuria / Q000209:etiology*; D006801:Humans; D007668:Kidney / Q000473:pathology; D008297:Male
vernacular_title: Un caso di ematuria (da M. di Berger) di difficile inquadramento diagnostico.