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Table 2 Definition of progress from first examination 21 to 35 days post partum to second examination 14 days later of uterine secretion.

From: Effects of a single administration of prostaglandin F2alpha, or a combination of prostaglandin F2alpha and prostaglandin E2, or placebo on fertility variables in dairy cows 3–5 weeks post partum, a randomized, double-blind clinical trial

First examination Second examination Definition of progress
normal normal physiologic
purulent normal healed
lochiae normal healed
all other combinations   pathologic
  1. 'Normal' means clear or clear with some flakes of pus. 'Purulent' means more than 50% of pus, 'lochiae' means reddish brown discharge, not malodorous.