Old blood or implantation bleeding??

TMI pictures are below. I’m suppose to get AF on 4/22/18 and had brown spotting on a panty liner. What do you guys think??

Implantation bleeding?

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I'm 12 DPO, Implantation bleeding? I only ever spot like this AFTER AF is done.hoping it's not AF comingbut like I said I've never spotted before my period, and isn't brown considered

Implantation Bleeding: Am I Pregnant or Just Spotting?

Early period or implantation bleeding? : r/Periods

Implantation Bleeding: Am I Pregnant or Just Spotting?

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Old blood or implantation bleeding??

Implantation bleed with TMI PICS!!

What Color Is Implantation Bleeding?

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Is it implantation bleeding?

Prem hospital- IVF & Fertility Center - Brown discharge during pregnancy is the vaginal discharge of old blood which means bleeding inside the woman's uterus. . . #ivf #IVFclinic #ivfinmeerut #fertilityclinic #

I went for my first ultrasound yesterday and doc said I am 5 weeks they can only see yolk sac next week they called again for ultrasound and today I got this

Implantation Bleeding - Causes, Symptoms, And Treatment