The triad of erythema nodosum, acute arthritis, and bilateral hilar lymphadenopathy is highly specific (>95%) for the diagnosis of<unk> . When the triad is present, further testing with additional imaging and laboratory testing is unnecessary.
Löfgren syndrome
Facet syndrome
Heel pad syndrome
Failed back syndrome
Tarsal tunnel syndrome
Fibrous ankylosis
Snapping hip syndrome
Anterior interosseous syndrome