My ultrasound pelvis shows my endometrial echo is 1.9mm in thickness. the exam was taken on my menstrual cycle day19. im 25. is the finding normal?

It could be: We really are only concerned in thickness with postmenopausal women and having been about 10 days prior to your period - it is expected to be thick

Endometrium 1.9 mm: Was it 1.9 mm or cm ? if 1.9 mm that is rather thin and usually seen in post menopausal women. 19 mm (1.9 cm) would be on the higher end/above normal for endometrial thickness (15.8 mm 95% tile) in a normal menstrual cycle at day 18/19, F/u/ w/ gyn, discuss endometrial biopsy- abnormalities can occur in younger women. https://onlinelibrary.wiley.com/doi/full/10.1002/rmb2.12062