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Table 4 The percentages and characteristics of tubules with visible UMOD accumulations in PAS staining

From: Significance of kidney biopsy in autosomal dominant tubulointerstitial kidney disease-UMOD: is kidney biopsy truly nonspecific?

  total UMOD+ tubules tubules with visible UMOD deposits total %a
S- S+ S++ L- L++
#1 126 19 19 6 8 20 72 57.1%
#2 384 11 49 18 7 42 127 33.1%
#3 564 37 92 36 32 92 289 51.1%
#4 302 9 60 42 20 35 166 53.4%
#5 913 8 62 102 3 34 209 22.9%
#6 26 0 1 1 0 1 3 11.5%
#7 41 1 4 2 1 3 11 26.8%
#8 78 21 6 0 4 1 32 41.0%
#9 38 0 0 0 0 1 1 2.6%
#10 123 1 5 6 2 6 20 16.2%
#11 176 9 20 16 6 36 87 49.4%
sum 2733 116 318 229 83 270 1016 37.2%
  1. S detected UMOD aggregation inside tubules was smaller than epithelial cell nuclei, L bigger than nuclei
  2. ++ halo around UMOD bigger than epithelial cell nuclei, + smaller than nuclei, no halo
  3. a: numbers of tubules with visible UMOD accumulations in PAS staining/ total numbers of UMOD positive tubules in UMOD staining × 100