APICAL ABCESS
Also known as PERIAPICAL / RADICULAR ABSCESS

ACUTE
 Spontaneous & Severe pain
 Rapid onset of pain, overnight
 Rapid swelling
 Purulent exudate at apex- ie. pus
 TOP +ve
 Slight tooth mobility
 No radiographic findings or slightly widened PDL

NB : Acute apical abscess can be differentiated from lateral periodontal abscess by pulp
vitality test

Vital >>>>>>>>> Periodontal abscess
Non-vital >>>>>>>> Periapical