Written "by residents, for residents" and reviewed by expert faculty at The Johns Hopkins Hospital, Lauren Kahl, MD and Helen K. Hughes, MD, MPH, The Harriet Lane Handbook, 21st Edition, is an excellent source for pediatric point-of-care clinical information. Easy to use, concise, and complete, this is an essential manual for all health care professionals who treat children.

New to this Edition

• Updated and expanded content includes relevant laboratory workup for genetic conditions; sexually transmitted infections and pelvic inflammatory disease; nail disorders and disorders of pigmentation; treatment of acne; and fever of unknown origin, lymphadenopathy, and viral infections.
• Expanded coverage of pediatric procedures, including more ultrasound and ultrasound-guided procedures online.
• Restructured "Fluids and Electrolytes" chapter helps you perform rapid calculations at the bedside.