Lindahl G, Hedfors E
Scand J Rheumatol Suppl. 1986;61:52-5.
Focal periductal lymphocytic infiltrates of lip salivary glands (LSGs), since long considered a diagnostic hallmark of Sjögren's syndrome (SS), were found in a high proportion of patients with various connective tissue diseases, as well as in myasthenia gravis, lacking symptoms and signs of SS.
唇唾液腺局灶性导管周围淋巴细胞浸润长期以来被视为干燥综合征(SS)的诊断标志,在许多患有各种结缔组织病的患者以及重症肌无力患者中也有很高比例被发现,而这些患者并无SS的症状和体征。