The skin should be examined for dryness, scaliness, atrophy, petechiae, and ecchymoses, and the mouth for angular stomatitis, glossitis, swollen or bleeding gums, and decayed teeth.

• 皮肤应检查有无干燥、鳞屑、增生、瘀点及瘀斑；口腔应检查有无口角炎、舌炎、肿胀、齿龈出血和龋齿。