Retroperitoneal Mass Alexander J. Towbin, MD DIFFERENTIAL DIAGNOSIS Common Lymphoma Neuroblastoma Less Common Abscess Lymphatic Malformation Metastases Retroperitoneal Hematoma Duodenal Hematoma Rare but Important Neurofibromatosis Type 1 Extraadrenal Pheochromocytoma Lipoblastoma…
Multiple Liver Lesions Alexander J. Towbin, MD DIFFERENTIAL DIAGNOSIS Common Hemangioendothelioma/Hemangioma Hepatic Pyogenic Abscess Metastases Neuroblastoma Wilms Tumor Lymphoma/Leukemia Hepatoblastoma Less Common Mesenchymal Hamartoma Nodular Regenerative Hyperplasia Rare but Important…
Pneumothorax Daniel J. Podberesky, MD DIFFERENTIAL DIAGNOSIS Common Pulmonary Hypoplasia Surfactant Deficiency Disease Meconium Aspiration Syndrome Pulmonary Interstitial Emphysema Asthma Cystic Fibrosis, Lung Iatrogenic Spontaneous Trauma Skin Fold (Mimic) Less…
Posterior Mediastinal Mass Eric J. Crotty, MD DIFFERENTIAL DIAGNOSIS Common Neural Crest Tumors Lymphoma Less Common Nerve Sheath Tumors Foregut Duplication Cyst Rare but Important Neurenteric Cyst Meningocele Paraspinal Abscess…
Generalized Increased Bone Density Carol L. Andrews, MD DIFFERENTIAL DIAGNOSIS Common Physiologic Periosteal Reaction of Newborn (Mimic) Renal Osteodystrophy (Healing) Child Abuse (Mimic) Less Common Sickle Cell Anemia: MSK Complications…
Abdominal Mass in a Child Alexander J. Towbin, MD DIFFERENTIAL DIAGNOSIS Common Hydronephrosis Splenomegaly Appendiceal Abscess Wilms Tumor Neuroblastoma Less Common Rhabdomyosarcoma Ovarian Tumors Multicystic Dysplastic Kidney Hemangioendothelioma/Hemangioma Hepatoblastoma Mesoblastic…
Long Bone, Diaphyseal Lesion, Aggressive B. J. Manaster, MD, PhD, FACR DIFFERENTIAL DIAGNOSIS Common Osteomyelitis, Pediatric Ewing Sarcoma Langerhans Cell Histiocytosis (LCH) Leukemia Osteosarcoma Metastases, Bone Marrow Lymphoma Less Common…
Bone Age, Delayed Catherine C. Roberts, MD DIFFERENTIAL DIAGNOSIS Common Constitutional Delay of Puberty (Normal Variant) Chronic Disease Chronic Liver Disease Renal Osteodystrophy Congenital Heart Disease Rickets Juvenile Idiopathic Arthritis…
Acute Abdomen in Infants and Children Eva Ilse Rubio, MD DIFFERENTIAL DIAGNOSIS Common Appendicitis Inguinal Hernia Midgut Volvulus Intussusception Adhesions Crohn Disease Less Common Ovarian Torsion Pelvic Inflammatory Disease Ectopic…
Unilateral Hydronephrosis Sara M. O’Hara, MD, FAAP DIFFERENTIAL DIAGNOSIS Common Ureteropelvic Junction (UPJ) Obstruction Ureterovesical Junction (UVJ) Obstruction Ureterocele Posterior Urethral Valves Urolithiasis (Stones) Vesicoureteral Reflux Less Common Megaureter Bladder…
