MG acinar unit density and diameter reduction; inhomogeneous appearance of the MG walls and interstices; extensive periglandular Langerhans cell infiltration
Eosinophils and multinucleated granulocytes in the superficial conjunctival epithelium; periglandular lymphocytic cell infiltration; glandular atrophy and acinar and ductal dilatation
MG acinar unit density and area reduction; increased reflectivity of the acinar secretion; ductal orifice dilation; inhomogeneity of MG interstice and wall