Michel Broyer (2020)

We are very sad to announce the death of Professor Michel Broyer on March 10, 2020 at the age of 86, following a COVID19 infection. Early during his residency in…

Read More

COVID-19 Resources

The PAS 2020 meeting has been cancelled due to the coronavirus pandemic.  The PAS program office should communicate directly with you about hotel reservations (which should be automatically canceled if…

Read More

Acute interstitial nephritis

Acute interstitial nephritis with associated acute tubular injury. There is interstitial edema and the tubules are not back to back as would be expected, due to the inflammatory and lymphocytic…

Read More

Minimal change disease

Numerous PAS-positive protein reabsorption droplets in the renal tubules of a child with minimal change disease. Image courtesy of Joseph Gaut, MD PhD.

Read More

Acute tubular necrosis

Acute tubular necrosis (ATN). Note the tubules are not back-to-back due to interstitial edema (Masson trichrome staining, not shown, did not show appreciable fibrosis). There is blebbing and sloughing of…

Read More

IgA nephropathy

IgA nephropathy with crescents. Note the fibrocellular crescent present in this glomerulus extending from the 3 o’clock the 12 o’clock position. Though difficult to appreciate in this image, there is…

Read More

Upcoming Events