In this issue of Cardiac Electrophysiology Clinics, Guest Editors Eric N. Prystowsky and Benzy Padanilam bring their considerable expertise to the topic of Cardiac Conduction System Disorders. Top experts in the field cover key topics such as sinus node abnormalities, electrocardiography of AV block, AV conduction, pacemaker-induced cardiomyopathy, and more. Provides in-depth, clinical reviews on Cardiac Conduction System Disorders, providing actionable insights for clinical practice. Presents the latest information on this timely, focused topic under the leadership of experienced editors in the field; Authors synthesize and distill the latest research and practice guidelines to create these timely topic-based reviews. Contains 16 relevant, practice-oriented topics including Anatomy and Pathology of the cardiac conduction system; Physiologic variants of cardiac conduction; Genetic abnormalities of SA node and AV conduction; Epidemiology of Prolonged PR interval; and more.

This issue of Facial Plastic Surgery Clinics, guest edited by Dr. Sam P. Most, is devoted to Preservation Rhinoplasty. This issue is one of four selected each year by the series Consulting Editor, Dr. J. Regan Thomas. Articles in this issue include: Introduction and History of Preservation Rhinoplasty; Concepts, Indications, and Contraindications of Preservation Rhinoplasty; Anatomy of the Dorsal Hump; The Let Down Method of Endonasal Dorsal Reduction; Endonasal Approach to the Pushdown Method; External Approach to the Pushdown and Letdown Methods; Incorporating Dorsal Preservation into Clinical Practice; Subperichondrial and Periosteal Dissection of the Nose; Tip Ligament Suspension; Piezo-electric Osteotomies in Dorsal Reduction; Advanced Septal Reconstruction and Dorsal Preservation; Modified Skoog Method for Hump Reduction; and Component Hump Reduction.