Latin American consensus on tapering of biological therapy in psoriasis.

Background: Biologic therapy is an effective psoriasis treatment. However, its long-term use carries the risk of serious adverse effects and high costs for the healthcare system, which is particularly relevant in resource-limited Latin American countries. Therefore, there is scientific interest in exploring the feasibility of tapering therapy in low disease activity or clinical remission.

Nail unit ultrasound: a complete guide of the nail diseases.

Introduction: The nails have a functional and esthetic importance for patients. Almost always, the nail disorders are diagnosed on the basis of clinical findings, but imaging methods may be required for a better assessment. These imaging methods, such as ultrasound and magnetic resonance, may help to establish an accurate diagnosis.