Hi Good Day!Im Cathrina,I Would Like To Ask My Last

hi good day!Im cathrina,I would like to ask my last period last dec.21-26,2015 after january 2016 i already delayed,on february 25,2016,i got 2 days menstruation, but lesser than my normal menstruation, and suposed to be my normal menstruation is 5-7days,then on march 21,2016 i got spotting on my underwear, but no menstruation, until now this may,I delayed,i got ultrasound last may 20,2016.my result is.
Impressions:
Normal retroverted uterus with endometrium suggestive of secretory phase;
Normal ovaries with corpus luteum,right.