Obgyn Key

34 Dentition and Common Oral Lesions Pamela A. Mazzeo Dentition The development of the teeth begins in utero and continues well into adolescence. The 20 primary teeth (also known as…

33 Sinusitis Pamela A. Mazzeo Sinusitis is a frequently diagnosed but incompletely understood condition in pediatrics. Young children are estimated to have at least six to eight colds per year,…

62 Glomerulonephritis Matthew G. Sampson, Kevin E.C. Meyers Glomerulonephritis (GN) is a term used to describe an inflammatory insult to the kidney’s glomeruli. A clinical pattern of hematuria, proteinuria, hypertension,…

60 Bone Neoplasms Shefali Parikh, Rochelle Bagatell Bone Tumors Primary malignant bone tumors are the sixth most common group of malignant neoplasms in children and the third most common in…

58 Neuroblastoma Elizabeth M. Wallis, Nicholas Evageliou Neuroblastoma is the most common extracranial solid tumor of childhood and accounts for 8% to 10% of all childhood cancers. The median age…

57 Brain Tumors Angela J. Sievert, Jane E. Minturn Tumors of the central nervous system (CNS) are the most common solid tumors of childhood and the primary source of cancer-related…

31 Otitis Melissa A. Hofmann Otitis is defined as inflammation of the ear. Otitis media is inflammation of the middle ear, and otitis externa is inflammation of the outer ear…

23 Disorders of the Hip and Lower Extremity Jessica Sparks Lilley, Mercedes M. Blackstone The pediatrician’s knowledge of orthopedic disorders must be broad because the clinical presentation and diagnostic approach…

37 Bronchiolitis and Wheezing Gustavo Nino Wheezing is a high-pitched musical sound produced by air flowing through narrowed airways. Wheezes are heard mostly during the expiratory phase. They are usually…

36 Stridor Soorena Khojasteh, Paul L. Aronson Stridor is a clinical finding reflecting partial extrathoracic airway obstruction. Although it is not pathognomonic for any single disease process, its presence can…