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Twitter Poll (August 1, 2018)
ANSWER: AThe criteria for acute T-cell mediated rejection Banff grade IA includes interstitial inflammation involving >25% of non-sclerotic cortical parenchyma…
Twitter Poll (May 23, 2018)
True! Histologic evidence of acute tissue injury in AABMR includes 1 or more of the following: microvascular inflammation (glomerulitis and/or…
Adenovirus
This allograft biopsy shows the characteristic features of adenovirus infection. There is prominent interstitial hemorrhage and edema (Fig. 1), acute…
Chronic Active Antibody-Mediated Rejection
A diagnosis of chronic active antibody-mediated rejection (ABMR) requires morphologic evidence of chronic tissue injury (e.g. transplant glomerulopathy), evidence of…
Twitter Poll (April 25, 2018)
ANSWER: CMild to moderate intimal arteritis (v1), with or without interstitial inflammation and/or tubulitis is considered as acute TCMR Grade…
Twitter Poll (April 11, 2018)
ANSWER: BThe criteria for acute T-cell mediated rejection Banff grade IB includes interstitial inflammation involving >25% of non-sclerotic cortical parenchyma…
Chronic Active T Cell-Mediated Rejection
Chronic active T cell-mediated rejection (TCMR) was included in the 2017 Banff classification system for the evaluation of kidney allografts…
Diagnose This! (March 19, 2018)
What is your diagnosis in this renal transplant biopsy? …
Proliferative Glomerulonephritis with Monoclonal IgG Deposits
This biopsy was performed on an 81-year-male, status post renal transplant, who presented with increased creatinine (2.3 mg/dl) and microscopic…
Twitter Poll (Febuary 28, 2018)
ANSWER: CIntimal arteritis (v1 and v2) is more commonly associated with mixed ABMR/TCMR than with “pure” ABMR. It may also…
Twitter Poll (February 28, 2018)
ANSWER: CIntimal arteritis (v1 and v2) is more commonly associated with mixed ABMR/TCMR than with “pure” ABMR. It may also…
Diagnose This! (February 26, 2018)
What is your diagnosis of this renal transplant patient? …
Diagnose This! (February 19, 2018)
What is your diagnosis in this renal transplant patient? …
Acute Pyelonephritis in Transplants
Acute pyelonephritis in transplant settings (allograft pyelonephritis) is a known cause of allograft dysfunction and a complication that occurs in…
Twitter Poll (January 11, 2018)
ANSWER D:Tubulopathy with isometric vacuolization, acute tubular injury, acute arteriolopathy and TMA can be seen in acute CNIT.