This level of arm bruising after birth control replacement can look concerning, but with implants like Nexplanon it is usually due to minor vascular trauma during removal or insertion. Most bruising fades within 1 to 2 weeks, but worsening symptoms, spreading redness, fever, or numbness are not normal and should be checked. Poll: Have you ever had bruising like this after a procedure? . . . . . #nexplanon #birthcontrol #contraception #familymedicine