Is it uncommon not to see a fetal pole?

around 2 to 9 weeks!

From my experience, the answer is MAYBE or SOMETIMES. My sister had an u/s at 6.5 weeks and they told her it was a blighted ovum. A sac, but nothing in it. She was so sad, but continued to have...

You need to ask this question to a physician. If you have reasons to worry, ask many. This is too serious a question to be answered on such a "random answer" web site...

i had an ultrasound when i was 6 weeks pregnant, but by ultrasound, the pregnancy measured to be 5 weeks, so no fetal pole was seen yet. i think the earliest fetal poles can be seen is about 6 1/2 -...

It is common not to see the fetal pole until 6 weeks. At 5 weeks you most likely see only a gestational sac and yolk sac.