Sourced from: https://www.fascrs.org/patients/disease-condition/abscess-and-fistula-expanded-information
Since you now know that there is a risk of getting this infection it is important that you know the causes. This will guide you on what you should stop doing or what you should be doing instead so as to minimize the chances of getting the infection.
A blocked anal gland, a sexually transmitted infection (STI), or an infected anal fissure can cause anal abscesses.
Sourced from: http://www.healthline.com/health/anorectal-abscess#CausesandRisks2
The hospital stay may be overnight or several days.
Admission to the hospital may be required with an IV line for fluids, antibiotics, and pain medicine.
Patients may need an update of their tetanus booster, if this has not been done in the past 5-10 years.
Blood and other tests may need to be repeated to evaluate the patient's progress after treatment.
Sourced from: http://www.emedicinehealth.com/anal_abscess/page3_em.htm#anal_abscess_medical_treatment