<unk>  is a type of acute sarcoidosis, an inflammatory disorder characterized by swollen lymph nodes in the chest, tender red nodules on the shins, fever and arthritis. It is more common in women than men, and is more frequent in those of Scandinavian, Irish, African and Puerto Rican heritage. It was described in 1953 by Sven Halvar<unk> , a Swedish clinician. Some have considered the condition to be imprecisely defined.
Löfgren syndrome
Facet syndrome
Heel pad syndrome
Failed back syndrome
Tarsal tunnel syndrome
Fibrous ankylosis
Snapping hip syndrome
Anterior interosseous syndrome