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(3 Results)![Microcystic Tubular Dilatation](https://www.arkanalabs.com/wp-content/uploads/Fig-1_Microcystic-dilatation-copy-1-432x288.jpg)
Teaching Points
Microcystic Tubular Dilatation
Microcystic dilatation of tubules is a non-specific morphologic finding associated with various diseases, including obstructive nephropathy, HIV-associated nephropathy (HIVAN), congenital…
![Congenital Nephrotic Syndrome](https://www.arkanalabs.com/wp-content/uploads/Fig-1-copy-19-432x288.jpg)
Teaching Points
Congenital Nephrotic Syndrome
The biopsy from this 5-year-old male with nephrotic syndrome shows immature glomeruli without segmental glomerulosclerosis (Fig 1), associated with focal…
![APOL1 risk alleles, IgA and APOL1-Associated Nephropathy](https://www.arkanalabs.com/wp-content/uploads/Fig-1-copy-10-432x288.jpg)
Teaching Points
IgA and APOL1
The presence of two APOL1 risk alleles, which predominantly affect populations of recent African ancestry, confers up to 29x increased…