Extension of infection from tonsil or oropharynx into deeper tissues e.g. from quinsy

Clinical features

Symptoms

• Sore throat
• Unwell
• Limited neck movement

Signs

• Febrile
• Trismus
• Red/tender neck

Management

• IV access, bloods, fluid rehydration
• IV antibiotics - co-amoxiclav or clinamycin
• May need theatre for incision and drainage unless abscess is small and improves with conservative treatment

Complications

• Infection may extend into mediastinum through fascial compartments