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(31 Results)![acute T-cell mediated rejection](https://www.arkanalabs.com/wp-content/uploads/Screen-Shot-2018-08-03-at-12.27.26-PM-432x288.png)
Twitter Poll (August 1, 2018)
ANSWER: A The criteria for acute T-cell mediated rejection Banff grade IA includes interstitial inflammation involving >25% of non-sclerotic cortical…
![Acute Tissue Injury](https://www.arkanalabs.com/wp-content/uploads/tp5.23-432x288.jpg)
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, interstitial hemorrhage and edema](https://www.arkanalabs.com/wp-content/uploads/Fig-1_Adenovirus_tiff-1-432x288.jpg)
Adenovirus
This allograft biopsy shows the characteristic features of adenovirus infection. There is prominent interstitial hemorrhage and edema (Fig. 1), acute…
![transplant glomerulopathy, Chronic Active Antibody-Mediated Rejection](https://www.arkanalabs.com/wp-content/uploads/Fig-1_Chronic-active-ABMR-copy-1-432x288.jpg)
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…
![Acute TCMR Grade IIA](https://www.arkanalabs.com/wp-content/uploads/tp4.25-432x288.jpg)
Twitter Poll (April 25, 2018)
ANSWER: C Mild to moderate intimal arteritis (v1), with or without interstitial inflammation and/or tubulitis is considered as acute TCMR…
![Acute T-Cell Mediated Rejection](https://www.arkanalabs.com/wp-content/uploads/tp4.12-2-432x288.jpg)
Twitter Poll (April 11, 2018)
ANSWER: B The criteria for acute T-cell mediated rejection Banff grade IB includes interstitial inflammation involving >25% of non-sclerotic cortical…
![Chronic Active T Cell-Mediated Rejection, renal cortex](https://www.arkanalabs.com/wp-content/uploads/Fig-1-image-copy-432x288.jpg)
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…
![Transplant Arteriopathy, active antibody-mediated rejection](https://www.arkanalabs.com/wp-content/uploads/x8-copy-432x288.jpg)
Diagnose This! (March 19, 2018)
What is your diagnosis in this renal transplant biopsy? …
![mild endocapillary hypercellularity with rare double contour formation of the capillary loops, Proliferative Glomerulonephritis with Monoclonal IgG Deposits](https://www.arkanalabs.com/wp-content/uploads/Fig-1-copy-39-432x288.jpg)
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…
![Intimal Arteritis](https://www.arkanalabs.com/wp-content/uploads/tp02.28-432x288.jpg)
Twitter Poll (Febuary 28, 2018)
ANSWER: C Intimal arteritis (v1 and v2) is more commonly associated with mixed ABMR/TCMR than with pure ABMR. It may…
![Intimal Arteritis](https://www.arkanalabs.com/wp-content/uploads/tp2.28-432x288.jpg)
Twitter Poll (February 28, 2018)
ANSWER: C Intimal arteritis (v1 and v2) is more commonly associated with mixed ABMR/TCMR than with pure ABMR. It may…
![BK Nephritis with Nuclear Inclusions in a Transplant on H&E](https://www.arkanalabs.com/wp-content/uploads/BK-Nephritis-with-Nuclear-Inclusions-in-a-Transplant-on-HE-432x288.jpg)
Diagnose This! (February 26, 2018)
What is your diagnosis of this renal transplant patient? …
![Active Antibody Mediated Rejection](https://www.arkanalabs.com/wp-content/uploads/Transplant-Glomerulopathy-and-Glomerulitis-1-432x288.jpg)
Diagnose This! (February 19, 2018)
What is your diagnosis in this renal transplant patient? …
![Acute Pyelonephritis](https://www.arkanalabs.com/wp-content/uploads/Fig-1-copy-36-432x288.jpg)
Acute Pyelonephritis in Transplants
Acute pyelonephritis in transplant settings (allograft pyelonephritis) is a known cause of allograft dysfunction and a complication that occurs in…
![Tubulopathy](https://www.arkanalabs.com/wp-content/uploads/tp01.11-432x288.jpg)
Twitter Poll (January 11, 2018)
ANSWER D: Tubulopathy with isometric vacuolization, acute tubular injury, acute arteriolopathy and TMA can be seen in acute CNIT.