Risk factors for skin cancer in a group of renal transplant recipients.

circumscribed annular patch with multiple follicular papules. Unlike classical CSMH, there is no hyperpigmentation and the hair pattern changes are less prominent (4). There have also been reports of patients with multiple CSMH (5). Diffuse CSMH has been described as part of the Michelintyre-baby syndrome (6). This syndrome is characterized by a combination of anomalies, such as ringed skin creases, cleft palate, epicanthal folds, hyperteleorism, malformed ears and developmental delay (6). On the basis of these criteria, we propose a clinical classi®cation of CSMH of the skin.