I am 35yo and my last cycle was April 22, which makes it now 41 days late; I have had no s/sx of my cycle starting; and have had a negative. HPT and blood Hcg is it still possible I could be pregnant or should I look for other reasons: I have a Hx of a ectopic pregnant with right tube removal and scaring on left tube

Assuming all tests current, I would look for other reasons, can be many