Papillary renal cell carcinoma, mimicking the appearance of a glomerulus, in a total nephrectomy specimen. H&E stain. #pathology #path #kidneydisease #kidneydiseaseawareness #kidney #renal #renalpath #microscope #microscopy #microscopic #histo #histology #glom #glomerulus #nephrology #nephropathy #nephropathology #medicine #renalcellcarcinoma #cancer #carcinoma #papillary #papillarycarcinoma

Capsular drop lesion (subcapsular insudate) at the 1:00 position, in a patient with advanced diabetic glomerular disease. Note the background mesangial expansion. Jones silver stain. #kidney #renal #transplantrecipient #glom #glomerulus #histology #pathology #medicine #laboratory #microscopy #acuterejection #microscope #histopathology #renaldisease #diabetes #diabetic #kimmelsteilwilson #jonessilverstain #diabeticglomerulardisease #capsulardrop

Glomerular manifestations of thrombotic microangiopathy, in a transplant patient. PAS stain. Note the presence of fibrin thrombi within glomerular capillary loops, most prominent dead center and at 8-10 o'clock. #pathology #path #kidneydisease #kidneydiseaseawareness #kidney #renal #renalpath #microscope #microscopy #microscopic #histo #histology #glom #glomerulus #nephrology #nephropathy #nephropathology #medicine #thrombotic #fibrin #fibrinthrombi #lupus #lupusawareness #lupusanticoagulant #thrombus

Electron microscopic image of a mesangial cell nucleus shaped like a heart. #pathology #path #kidneydisease #kidneydiseaseawareness #kidney #renal #renalpath #microscope #microscopy #microscopic #histo #histology #glom #glomerulus #nephrology #nephropathy #transplantrecipient #transplantkidney #em #electronmicroscopy #heart #mesangium #microscopicheart #nucleus

Large artery and surrounding interstitium infused with hemorrhage, in an end-stage transplant nephrectomy specimen. Trichrome stain. #pathology #path #kidneydisease #kidneydiseaseawareness #kidney #renal #renalpath #microscope #microscopy #microscopic #histo #histology #glom #glomerulus #nephrology #nephropathy #nephropathology #medicine #recurrent #nephrectomy #hemorrhage #red #artery #arterial #blood #trichrome #transplantrecipient #transplantkidney #nephrectomy

Bubbling of the glomerular basement membrane, in a native kidney with membranous glomerulonephritis. Subtle epimembranous spikes are also present, which are best appreciated at the 10:00 position. Jones silver stain. #renal #renalpath #renalpathology #nephrology #nephropathology #glomerulus #glomerulardisease #pathology #micro #microscopic #microscopy #histology #medicine #laboratory #renalbiopsy #membranous #membranousglomerulonephritis #bubbles #bubbling #jonessilverstain

Bowman's capsule is all that remains of a glomerulus replaced by hemorrhage, in an end-stage transplant nephrectomy specimen. Trichrome stain. #pathology #path #kidneydisease #kidneydiseaseawareness #kidney #renal #renalpath #microscope #microscopy #microscopic #histo #histology #glom #glomerulus #nephrology #nephropathy #nephropathology #medicine #lupus #iga #recurrent #nephrectomy #hemorrhage #bowmanscapsule #red #silhouette #trichrome #transplantrecipient #transplantkidney

Segmentally sclerotic glomerulus in a transplant nephrectomy. Note a small cluster of calcifications in the consolidated portion, at 5:00. H&E stain. #pathology #path #kidneydisease #kidneydiseaseawareness #kidney #renal #renalpath #microscope #microscopy #microscopic #histo #histology #glom #glomerulus #nephrology #nephropathy #nephropathology #medicine #lupus #iga #recurrent #trichrome #nephrectomy #calcium #calcification #fsgs #focalsegmentalglomerulosclerosis

Immunohostichemical stain for CD10 in a normal glomerulus. The stain decorates the glomerular epithelium, capillary walls and the lining of bowmans capsule in brown. Also note the staining within background proximal tubulesThe specimen was a native nephrectomy removed for tumor. #glomerulitis #glomerulonephritis #medicine #nephropathology #nephropathy #nephrology #glomerulus #glom #histology #histo #microscopic #microscopy #microscope #renalpath #renal #kidney #transplant #path #pathology #laboratory #hospital #nephrectomy #CD10 #ihc #immunohistochemistry

Membranoproliferative glomerulonephritis (MPGN) in a transplant kidney. One can appreciate the accentuated lobularity in the bottom half of the glomerulus. PAS stain. #glomerulitis #glomerulonephritis #medicine #nephropathology #nephropathy #nephrology #glomerulus #glom #histology #histo #microscopic #microscopy #microscope #renalpath #renal #kidney #transplant #transplantkidney #path #pathology #laboratory #hospital #nephritis #mpgn #membranoproliferative

Epimembranous (subepithelial) electron dense deposits, some with translucent resorption defects (9-12:00) in a native kidney with Membranous Glomerulonephritis. Electron microscopic image. #pathology #renal #renalpath #nephropathology #nephrology #glomerulus #microscopic #micro #microscopy #mesangiaum #glom #gbm #kidney #histology #kidneydisease #hospital #laboratory #membranous #membranousnephropathy #membranousglomerulonephritis #electronmicroscopy #em

Calcified obsolescent glomerulus in an end-stage transplant nephrectomy. This glomerulus, whose color palate is reminiscent of partially mixed blueberry yogurt, was present in a veritable sea of similar-fated glomeruli. H&E stain. #renal #renalpath #renalpathology #nephrology #nephropathology #glomerulus #glomerulardisease #pathology #micro #microscopic #microscopy #histology #medicine #laboratory #transplant #transplantkidney #transplantation #rejection #renalbiopsy #renaltransplant #renalrejection #transplantpathology #calcification #blueberry #purpleswirl #obsolescence

Electron microscopic image of glomerular capillary walls with diffuse subepithelial translucent thickening, in the patientbwith severe chronic transplant glomerulopathy from the previous post. #renal #renalpath #renalpathology #nephrology #nephropathology #glomerulus #glomerulardisease #pathology #micro #microscopic #microscopy #histology #medicine #laboratory #transplant #transplantkidney #transplantation #rejection #renalbiopsy #renaltransplant #renalrejection #transplantpathology #electronmicroscopy

A nice example of severe chronic transplant glomerulopathy, representing chronic active antibody mediated rejection. Double contouring of the capillary wall is seen throughout the glomerulus. Jones silver stain. #renal #renalpath #renalpathology #nephrology #nephropathology #glomerulus #glomerulardisease #pathology #micro #microscopic #microscopy #histology #medicine #laboratory #transplant #transplantkidney #transplantation #rejection #renalbiopsy #renaltransplant #renalrejection #transplantpathology

Immunofluorescent stain for IgA, showing diffuse mesangial staining, from the same patient from the previous post. I used a black and white filter for that vintage textbook feel. #pathology #path #kidneydisease #kidneydiseaseawareness #kidney #renal #renalpath #microscope #microscopy #microscopic #histo #histology #glom #glomerulus #nephrology #nephropathy #nephropathology #medicine #lupus #iga #recurrent #trichrome #iganephropathy #fsgs #immunofluorescence #focalsegmentalglomerulosclerosis

Segmentally sclerotic glomerulus in a transplant kidney with recurrent IgA nephropathy. Trichrome stain. #pathology #path #kidneydisease #kidneydiseaseawareness #kidney #renal #renalpath #microscope #microscopy #microscopic #histo #histology #glom #glomerulus #nephrology #nephropathy #nephropathology #medicine #lupus #iga #recurrent #trichrome #iganephropathy #fsgs #focalsegmentalglomerulosclerosis

Arteriole with concentric lamellation, in the patient from the previous post with recurrent lupus nephritis, from a rejected transplant nephrectomy. PAS stain. #pathology #path #kidneydisease #kidneydiseaseawareness #kidney #renal #renalpath #microscope #microscopy #microscopic #histo #histology #glom #glomerulus #nephrology #nephropathy #nephropathology #medicine #lupus #lupusnephritis #pas #transplant #transplantrejection #nephrectomy #artery #arteriosclerosis