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NPHP1-related nephronophthisis
Diagnose This!

Diagnose This (September 19, 2022)

In a 26-year-old obese Black female with no significant PMH and elevated creatinine, what is your top diagnosis?    …

Diagnose This!

Diagnose This (August 29, 2022)

In a patient with progressively rising serum creatinine and a history of CABG 2 months prior, what is your diagnosis?…

Thrombotic microangiopathy
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Diagnose This (August 22, 2022)

This is a 3 month post-transplant kidney biopsy from a patient with ESRD due to polycystic kidney disease. She recently…

H&E stain showing numerous hematoxylin bodies
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Diagnose This (August 15, 2022)

What is this finding and what is the diagnosis?     This is an H&E stain showing numerous hematoxylin bodies.…

chronic antibody mediated rejection, peritubular capillary basement membrane multilayering
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Diagnose This (August 8, 2022)

In a renal allograft, what is your diagnosis given these ultrastructural findings?   The EM picture shows glomerular basement membrane…

class IV lupus nephritis on IF stain
Diagnose This!

Diagnose This (August 2, 2022)

These are the C1q and C3 stains of the biopsy of a 13-year-old female with hematuria and proteinuria. Given these…

toluidine blue section showing fabry disease
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Diagnose This (July 25, 2022)

What is your diagnosis?   This is a toluidine blue section showing numerous densely stained lipid inclusions in podocytes, some…

Membranous Nephropathy
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Diagnose This (July 4, 2022)

This is the C4d immunofluorescence from a 5 year post-transplant biopsy of an AA female who had ESRD due to…

Endocapillary Hypercellularity B
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Daignose This (June 27, 2022)

In a patient who is an IV drug user and IF showing C3 only staining, what is your diagnosis? The…

Cholesterol Arterial Emboli
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Diagnose This (April 25, 2022)

This is an IgG IF viewed under both fluorescent and polarized light from a patient with AKI following endovascular procedure.…

cmv pneumonia
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Diagnose This (April 18, 2022)

This 32-year-old renal transplant recipient had AKI and pneumonia. A recent biopsy had shown borderline changes for TCMR and the…

Diagnose This!

Diagnose This (April 4, 2022)

This is the biopsy of a 62yo Hispanic female with hematuria and proteinuria. What is this stain and what is…

Anticoagulant Nephropathy and Hemosiderosis
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Diagnose This (March 28, 2022)

This is the biopsy of a patient with a mechanical heart valve and acute kidney injury, requiring hemodialysis. What is…

Alport's Syndrome
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Diagnose This (March 21, 2022)

In a 23 year-old male with proteinuria, hematuria and CKD, what is your diagnosis? …

collapsing glomerulopathy
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Diagnose This (March 14, 2022)

This is the biopsy from a 41yo Middle Eastern female who received a renal transplant a few years prior and…