Robert Baran, MD, Dermatologist, Nail Disease Center, Cannes, France: the editor of Pediatric Nail Disorders, Nail Therapies, Handbook of Cosmetic Skin Care 2E, The Nail in Differential Diagnosis, and Textbook of Cosmetic Dermatology 5E, amongst many others.Smail Hadj-Rabia, MD, PhD, Service de Dermatologie, Hôpital Necker Enfants Malades and Laboratoire de Génétique Moléculaire, Institut de Recherche Necker Enfants Malades, Paris, France.Robert Silverman, MD, Department of Pediatrics, Georgetown University Medical Center, Washington, DC, USA.

"This is a very good guide for the diagnosis and management of these disorders in children. There is very new material on genetics and new developments such as dermatoscopy. Undoubtedly an invaluable clinical reference for dermatologists, pediatric dermatologists and pediatricians."— Dr. Roberto Arenas, Mexican Journal of Dermatology

• Embryology and inherited diseases. Nail anatomy. Nail contour variations. Nail surface, direction, thickness, and consistency variations. Nail and periungual colour variations. Nail and periungual tissue abnormalities. Onychomycosis. Nails in primary skin disease. Hamartomas. Vascular anomalies of nail and finger extremities. The nail in systemic disease. Nail alterations in cutaneous porphyrias. Melanonychia. Dermoscopy and melanocytic naevus. Nail tumors in children. The painful nail. Pediatric ingrown toenails. Non-invasive ingrown nail treatment. Biopsy of paediatric nails. Ultrasound of pediatric nails. MRI of pediatric nails.