Table 2

Normal upper limits for the combined thickness of the uterus and the placenta (CTUP) during late gestation [11, 20].

Gestation length
Normal CTUP

151 – 270 days
<7 mm
271 – 300 days
<8 mm
301 – 330 days
<10 mm
331 –
<12 mm

Troedsson Acta Veterinaria Scandinavica 2007 49(Suppl 1):S9   doi:10.1186/1751-0147-49-S1-S9