Different types and aetiologies of hallux valgus have been described, as well as several surgical procedures. Surgery outcome depends on correct bone alignment, placing first metatarsal over sesamoid bones, on joint congruity restoration and on soft tissues balancing. Despite surgical treatment, recurrence of deformity is common. Other foot problems may also coexist, such as hammer toe or flatfoot syndrome, met...
Sarcoidosis is a systemic disease of unknown aetiology, morphologically characterized by well-formed epithelioid granulomas, which show little or no central necrosis. These may be present in any organ or tissue. The lung is the most frequently and prominently involved target. The granuloma is often very sharply demarcated from the adjacent tissue and is surrounded by a mantle of lymphocytes, which mediate lysis...