Sudden Hen Death from Scab/Seisure?

[chocolate chips]

My chicken has a black scab above her vent and not sure what to do. Any recommendations

 

[Wyorp Rock]

My chicken has a black scab above her vent and not sure what to do. Any recommendations

Do you have a thread about your hen? If not, then it may be best to Post a new thread in the ER section.
Be sure to include clear photos and details about your concerns.

Thank you.