Talk to Gynecologist on Missed Period

Mujhe periods hamesha date se 5 ya 4 days pehle a jate hai mera june mai 6 weeks pe miscarriage bhi huwa due to growth issue us k baad mujhe 10 july ko periods huwe phir 5 august ko lekin ab mujhe periods nhi huwe maine strip test kiya lekin wo negative aya lekin maine 7 September ko test kiya tha jo negative aya hai mujhe kabhi bhi period late nhi huwe kya mujhe pregnancy ho sakti hai mai lab se test karwao ya nhi plzz guide me...