多發性小痣症候群 (Multiple Lentigines Syndrome)
多發性小痣症候群 (multiple lentigines syndrome)
本疾病於色素異常 (disorders of pigmentation) 之章節中討論。
1237 面部中央小痣症 (centrofacial lentiginosis)
圖 25-9：小痣樣交界痣 (lentiginous junctional nevus)：表皮突 (rete ridges) 延長，黑色素細胞 (melanocytes) 數目增加，於表皮突尖端呈巢狀 (nests) 排列，並沿其兩側散布為單一細胞。
Fig. 25.9 Lentiginous junctional nevus: the rete ridges are elongated, and increased numbers of melanocytes are present as nests at the tips of the rete ridges and single cells distributed along the sides.
圖 25-10：肢端小痣 (acral lentigo)：可見明顯的基底細胞色素增多 (basal cell hyperpigmentation)。
Fig. 25.10 Acral lentigo: there is marked basal cell hyperpigmentation.
圖 25-11：Carney syndrome：除小痣症 (lentiginosis) 外，病人尚可表現皮膚與心臟黏液瘤 (cutaneous and cardiac myxomas)，並可能發生內分泌異常 (endocrine abnormalities)。By courtesy of M. Walsh, MD, The Royal Victoria Hospital, Belfast, N. Ireland.
Fig. 25.11 Carney syndrome: in addition to lentiginosis, patients may manifest cutaneous and cardiac myxomas and develop endocrine abnormalities. By courtesy of M. Walsh, MD, The Royal Victoria Hospital, Belfast, N. Ireland.