An adolescent complains of reduced and painful mouth opening, difficulties when eating, and swelling in the left mandibular angle that developed after tooth 37 was extracted 3 days ago. Objectively the face is asymmetric due to soft tissue swelling in the area of the left mandibular angle. Mouth opening is painful and reduced to 2.0 cm. Disturbed occlusion is observed. Palpation of the left mandibular angle is painful, the tissues are soft, bone crepitus is detected. ’’Indirect load to the chin" symptom is positive in the area of the left mandibular angle. The socket of the extracted tooth is packed with iodoform gauze. What is the most likely diagnosis?