Obgyn Key

Heart Failure   Robert E. Shaddy and Chitra Ravishankar   Heart failure is a complex condition with many potential causes, but with the end result that the heart is unable…

The Pharynx and Upper Airway   Marshall E. Smith   ORAL CAVITY AND OROPHARYNX EMBRYOLOGY The oral cavity begins as a depression that invades into the developing embryo. It invaginates…

Development of Renal Function   Tino D. Piscione   A clear understanding of changes in glomerular and tubular function and renal hemodynamics in the perinatal period is crucial for appropriate…

Postnatal Care and Observation   Anthony E. Burgos   GENERAL CONSIDERATIONS As the number of high-risk and preterm births increases, delivery centers are challenged to provide a consistently high standard…

Endocrine Causes of Hypoglycemia   Andrea Kelly and Charles A. Stanley   Hypoglycemic disorders are generally classified as either fasting hypoglycemia or reactive or postprandial hypoglycemia. The risk of hypoglycemia…

Salmonella, Shigella, and Escherichia coli   Andrew T. Pavia   The family Enterobacteriaceae is a large, heterogeneous group of gram-negative bacteria. Many are normal inhabitants of the gastrointestinal tract of…

Myeloid Malignancies   Soheil Meshinchi, Robert J. Arceci, and Howard J. Weinstein   Acute myeloid leukemia (AML) accounts for about 20% of cases of acute leukemia in children and 80%…

Genetic Lesions in Steroidogenesis   Walter L. Miller   The key clinical, laboratory, and therapeutic features of the common forms of congenital adrenal hyperplasia (CAH) are discussed in this chapter….

Renal Tumors   Elizabeth Mullen   Approximately 550 children and adolescents are diagnosed with renal tumors in the United States each year. The vast majority of these (about 500 cases…

Immunologic Diseases   Julie Prendiville   DRUG ERUPTIONS Cutaneous adverse reactions to drugs are common in pediatric practice and often present a diagnostic challenge.1 The pathogenesis of most drug eruptions…