Lemierre Syndrome with Extensive Thrombosis: A Unique Case Report and Literature Review.

LS is a rare disease and may have an insidious course. Timely diagnosis and appropriate treatment strategies, mainly broad-spectrum antibiotics, offer favorable outcomes in otherwise healthy individuals. The indications for anticoagulation therapy still remain controversial. Anticoagulants are usually administered to patients with extensive thrombosis. Surgical treatment includes abscess drainage, while IJV ligation and excision are reserved for nonresponders to medical treatment.