Fig. 1From: Acute kidney injury due to glomerular haematuria and obstructive erythrocyte casts associated with thrombocytopaenia and thin basement membrane disease: a case reportKidney biopsy showing obstructing tubular red cell casts associated with acute tubular injury (haematoxylin and eosin stain, magnification × 200). Inset: Perl’s stain demonstrating haemosiderin (blue) accumulation within tubular epithelial cells (magnification × 200)Back to article page