Skip to main content

Table 1 Results of direct immunofluorescence (DIF) of matched skin biopsies transported in different media.

From: Enhanced diagnostic immunofluorescence using biopsies transported in saline

   N2 Mi48 S24 S48
Diagnosis by DIF DSS n = 25 n = 22§ n = 25 n = 23§
a. conclusive +/+++ 14 (56%) 11 (50%) 21 (84%) 16 (70%)
b. tentative ±/+ 5 (20%) 4 (18%) 2 (8%) 3 (13%)
c. non-diagnostic -/± 5 (20%) 7 (32%) 2 (8%) 4 (17%)
d. mis-diagnosed   1 (4%) - - -
  1. N2, snap-frozen specimens in liquid nitrogen; Mi48, specimens in Michel's fixative for 48 hours; S24 and S48, specimens in saline for 24 and 48 hours respectively; DSS, desired specific staining; n, number of cases
  2. § Two S48 and three Mi48 matched biopsies were either lacking or considered unsuitable.