m assuming fasting
blood sugar] indicates prediabetes. This can be corrected with proper
diabetes nutrition, maintaining proper weight and daily physical exercise.
Does "pp" stand for postprandial? Without knowing when, or how the 256 mg/dl test results came about your wife should ask the next doctor, preferably an Endocrinologist - a diabetes specialist - for
1. A1c test [HgBA1c, HbA1c] - gives a more reasonable view of the glucose [blood sugar] over the past 3 months.